Detroit Diesel EPA07 Series 60 DDEC VI Troubleshooting Guide - Service Manual

      Detroit Diesel EPA07 Series 60 DDEC VI Troubleshooting GuideExclusive Version !  The Best  PDF Manuals Online Includes : Bookmarks + Searchable Text + Index = Fast Navigation And Best Organization !  This manual provides instruction for troubleshooting DDEC VI Series 60 engines. Specifically covered in this manual are troubleshooting and repair steps that apply to the DDEC VI.   Contents : 1 INTRODUCTION 1.1 OVERVIEW .............................................................................................. 1-3 1.2 SCOPE AND USE OF THIS GUIDE ........................................................ 1-4 1.3 SAFETY PRECAUTIONS ........................................................................ 1-6 2LOWOILPRESSURE 2.1 IMPROPER ENGINE OIL LEVEL ............................................................ 2-3 2.2 IMPROPER LUBRICATING OIL VISCOSITY .......................................... 2-4 2.3 LUBRICATING OIL DILUTED WITH FUEL OIL OR ENGINE COOLANT 2-5 2.4 FAULTY OIL PRESSURE GAUGE SENSOR .......................................... 2-6 2.5 ROCKER ARM SHAFT PLUGS MISSING (NEW OR REBUILT ENGINES ONLY) ...................................................................................................... 2-7 2.6 RESTRICTED OIL COOLER ................................................................... 2-9 2.7 NONFUNCTIONAL OR STICKING OIL PRESSURE REGULATOR VALVE ...................................................................................................... 2-10 2.8 DEFECTIVE BYPASS VALVE .................................................................. 2-12 2.9 DEFECTIVE PRESSURE RELIEF VALVE ............................................... 2-13 2.10 DEFECTIVE PICKUP SCREEN TUBE AND SCREEN ASSEMBLY ....... 2-14 2.11 DEFECTIVE CRANKSHAFT MAIN BEARING SHELLS .......................... 2-15 2.12 DEFECTIVE OIL PUMP ASSEMBLY ....................................................... 2-16 2.13 DETECTING INTERNAL FUEL LEAKS ................................................... 2-17 3 MISFIRING CYLINDER 3.1 POOR VEHICLE GROUND ..................................................................... 3-3 3.2 AERATED FUEL ..................................................................................... 3-5 3.3 FAULTY FUEL INJECTOR ....................................................................... 3-6 3.4 FAULTY MOTOR CONTROL MODULE ................................................... 3-7 3.5 WORN OR DAMAGED VALVE OR CYLINDER KIT ................................ 3-8 4 STARTING DIFFICULTY – ENGINE ROTATES 4.1 EMPTY FUEL TANK ................................................................................ 4-3 4.2 LOW BATTERY VOLTAGE ...................................................................... 4-3 4.3 CORRODED OR DAMAGED BATTERY TERMINALS ............................ 4-4 4.4 DEFECTIVE MAGNETIC SWITCH .......................................................... 4-5 4.5 DEFECTIVE STARTER ............................................................................ 4-6 4.6 LOW CRANKING SPEED ........................................................................ 4-7 4.7 FUEL SUPPLY VALVE ............................................................................. 4-8 4.8 PLUGGED FUEL FILTER(S) .................................................................... 4-9 4.9 FUEL PUMP ............................................................................................ 4-10 4.10 AERATED FUEL ..................................................................................... 4-11 4.11 RESTRICTIVE AIR FILTER ..................................................................... 4-12 4.12 LOW COMPRESSION ............................................................................ 4-13 4.13 EXTENDED CRANK TIME ...................................................................... 4-19 4.14 CRANK NO START .................................................................................. 4-21 5 NO START - ENGINE WILL NOT ROTATE 5.1 DISCHARGED BATTERY ........................................................................ 5-3 5.2 DEFECTIVE MAGNETIC SWITCH .......................................................... 5-4 5.3 DEFECTIVE STARTER ............................................................................ 5-5 5.4 INTERNAL ENGINE DAMAGE ................................................................ 5-6 6 EXCESSIVE OIL CONSUMPTION 6.1 EXTERNAL OIL LEAKS ........................................................................... 6-3 6.2 LEAKING OIL COOLER CORE ............................................................... 6-4 6.3 DEFECTIVE AIR COMPRESSOR ........................................................... 6-6 6.4 DEFECTIVE TURBOCHARGER ............................................................. 6-8 6.5 WORNORDAMAGEDVALVEORCYLINDERKIT ................................ 6-9 7 EXCESSIVE CRANKCASE PRESSURE 7.1 OBSTRUCTION OR DAMAGE TO ROCKER COVER BREATHER ........ 7-3 7.2 DEFECTIVE AIR COMPRESSOR ........................................................... 7-4 7.3 DEFECTIVE TURBOCHARGER ............................................................. 7-6 7.4 WORNORDAMAGEDVALVEORCYLINDERKIT ................................ 7-7 8 EXCESSIVE EXHAUST SMOKE - BLACK OR GRAY 8.1 IMPROPER GRADE OF DIESEL FUEL .................................................. 8-3 8.2 RESTRICTED AIR CLEANER ELEMENT ............................................... 8-4 8.3 RESTRICTED OR CRACKED CHARGE AIR COOLER .......................... 8-5 8.4 FAULTY EXHAUST SYSTEM .................................................................. 8-7 8.5 FAULTY FUEL INJECTOR ....................................................................... 8-8 8.6 DEFECTIVE TURBOCHARGER ............................................................. 8-9 9 EXCESSIVE BLUE SMOKE 9.1 DEFECTIVE TURBOCHARGER ............................................................. 9-3 9.2 WORNORDAMAGEDVALVEORCYLINDERKIT ................................ 9-5 10 EXCESSIVE WHITE SMOKE 10.1 IMPROPER GRADE OF FUEL ................................................................ 10-3 10.2 DEFECTIVE FUEL PUMP ....................................................................... 10-4 10.3 AERATED FUEL ..................................................................................... 10-6 10.4 IMPROPER INJECTOR CALIBRATION SETTING .................................. 10-7 10.5 IMPROPER VALVE CLEARANCE OR INJECTOR HEIGHT, WORN OR DAMAGED CAMSHAFT LOBES AND ROLLERS .................................. 10-8 10.6 FAULTY FUEL INJECTOR ....................................................................... 10-9 11 ROUGH RUNNING OR STALLING 11.1 LOW BATTERY VOLTAGE ...................................................................... 11-3 11.2 AERATED FUEL ...................................................................................... 11-4 11.3 INSUFFICIENT FUEL FLOW ................................................................... 11-4 11.4 HIGH FUEL TEMPERATURE RETURN .................................................. 11-6 11.5 IMPROPER INJECTOR CALIBRATION SETTING .................................. 11-8 11.6 LOW COMPRESSION PRESSURE ........................................................ 11-8 12 LOW POWER 12.1 FACTORS THAT AFFECT WHEEL HORSEPOWER .............................. 12-3 12.2 LOW HORSEPOWER INTERVIEW ......................................................... 12-6 12.3 AERATED FUEL ..................................................................................... 12-12 12.4 HIGH FUEL PRESSURE ......................................................................... 12-13 12.5 HIGH FUEL TEMPERATURE RETURN .................................................. 12-16 12.6 RESTRICTED AIR CLEANER ELEMENT ............................................... 12-17 12.7 RESTRICTED OR CRACKED CHARGE AIR COOLER OR LEAKING INTAKE MANIFOLD ................................................................................. 12-18 12.8 FAULTY EXHAUST SYSTEM .................................................................. 12-20 12.9 HIGH INLET AIR TEMPERATURE .......................................................... 12-21 12.10 HIGH ALTITUDE OPERATION ................................................................ 12-22 12.11 INCORRECT CAMSHAFT TIMING ......................................................... 12-24 12.12 POWER VERIFICATION WITH CHASSIS DYNAMOMETER ................. 12-25 13 HIGH ENGINE COOLANT TEMPERATURE 13.1 IMPROPER ENGINE COOLANT LEVEL ................................................. 13-3 13.2 INSUFFICIENT RADIATOR AIR CIRCULATION ..................................... 13-5 13.3 FAULTY PRESSURE CONTROL CAP .................................................... 13-6 13.4 DEFECTIVE COOLANT HOSES ............................................................. 13-7 13.5 FAN BELTS ARE INCORRECTLY ADJUSTED ....................................... 13-8 13.6 INOPERATIVE THERMO-MODULATED FAN ......................................... 13-9 13.7 FAULTY THERMOSTATS ....................................................................... 13-10 13.8 FAULTY WATER PUMP ........................................................................... 13-11 13.9 COMBUSTION GASES IN COOLANT .................................................... 13-13 13.10 ABNORMAL RADIATOR COOLANT FLOW ............................................ 13-19 14 LOW COOLANT TEMPERATURE 14.1 FAULTY THERMOSTATS ....................................................................... 14-3 15 POOR FUEL ECONOMY 15.1 SOFTWARE VERSION ............................................................................ 15-3 16 AIR COMPRESSOR 16.1 AIR COMPRESSOR TROUBLESHOOTING ........................................... 16-3 17 DDEC VI SYSTEM 17.1 DDEC VI SYSTEM--HOW IT WORKS ..................................................... 17-3 17.2 MOTOR CONTROL MODULE ................................................................ 17-3 17.3 COMMON POWERTRAIN CONTROLLER ............................................. 17-11 17.4 WIRES AND WIRING .............................................................................. 17-21 17.5 CONDUIT AND LOOM ............................................................................. 17-35 17.6 TAPE AND TAPING ................................................................................. 17-36 17.7 SENSORS ................................................................................................ 17-37 17.8 INSTRUMENT PANEL LAMPS ................................................................ 17-51 18 ENGINE MANUFACTURER DIAGNOSTICS 18.1 ENGINE MANUFACTURER DIAGNOSTICS DEFINITIONS ................... 18-3 18.2 ENGINE MANUFACTURER DIAGNOSTICS PARAMETER DESCRIPTIONS ...................................................................................... 18-4 19 SPN 27 - EGR VALVE POSITION CIRCUIT FAULT 19.1 SPN 27/FMI 3 ........................................................................................... 19-3 19.2 SPN 27/FMI 4 ........................................................................................... 19-4 19.3 SPN 27/FMI 7 ........................................................................................... 19-7 20 SPN 51 - INTAKE THROTTLE VALVE ABOVE OR BELOW NORMAL OPERATING RANGE 20.1 SPN 51/FMI 2, 3 OR 4 ............................................................................. 20-3 21 SPN 70 (CPC) - J1939 PARK BRAKE SWITCH SIGNAL ERRATIC OR MISSING 21.1 SPN 70/FMI 13 ......................................................................................... 21-3 21.2 SPN 70/FMI 19 ......................................................................................... 21-3 22 SPN 84 (CPC) - J1939 WHEEL-BASED VEHICLE SPEED SIGNAL ERRATICORMISSING 22.1 SPN 84/FMI 13 ......................................................................................... 22-3 22.2 SPN 84/FMI 19 ......................................................................................... 22-3 23 SPN 84 (CPC) – VEHICLE SPEED SENSOR 23.1 SPN 84/FMI 2 ........................................................................................... 23-3 23.2 SPN 84/FMI 3 ........................................................................................... 23-3 23.3 SPN 84/FMI 4 ........................................................................................... 23-4 23.4 SPN 84/FMI 6 ........................................................................................... 23-4 23.5 SPN 84/FMI 8 ........................................................................................... 23-5 24 SPN 91 (CPC) – ACCELERATOR PEDAL SENSOR FAULT 24.1 SPN 91/FMI 2 ........................................................................................... 24-3 24.2 SPN 91/FMI 3 ........................................................................................... 24-4 24.3 SPN 91/FMI 4 ........................................................................................... 24-5 25 SPN 94 – FUEL COMPENSATION PRESSURE SENSOR CIRCUIT FAULT 25.1 SPN 94/FMI 3 OR 4 ................................................................................. 25-3 26 SPN 100 — ENGINE OIL PRESSURE OUTSIDE OF NORMAL OPERATING RANGE 26.1 SPN 100/FMI 1 ......................................................................................... 26-3 26.2 SPN 100/FMI 3 ......................................................................................... 26-4 26.3 SPN 100/FMI 4 ......................................................................................... 26-6 26.4 SPN 100/FMI 18 ....................................................................................... 26-8 27 SPN 103 – TURBO NO REVOLUTION 27.1 SPN 103/FMI 0 ........................................................................................ 27-3 27.2 SPN 103/FMI 1 ........................................................................................ 27-4 27.3 SPN 103/FMI 4 ......................................................................................... 27-5 28 SPN 108 - BAROMETRIC PRESSURE SENSOR CIRCUIT FAULT 28.1 SPN 108/FMI 3 ......................................................................................... 28-3 28.2 SPN 108/FMI 4 ......................................................................................... 28-3 29 SPN 110 —COOLANT TEMPERATURE ABOVE OR BELOW NORMAL OPERATING RANGE 29.1 SPN 110/FMI 0 ......................................................................................... 29-3 29.2 SPN 110/FMI 3 ......................................................................................... 29-3 29.3 SPN 110/FMI 4 ......................................................................................... 29-6 29.4 SPN 110/FMI 14 ....................................................................................... 29-7 29.5 SPN 110/FMI 16 ....................................................................................... 29-8 30 SPN 111 (CPC) – COOLANT LEVEL OUTSIDE NORMAL OPERATING RANGE 30.1 SPN 111/FMI 1 ......................................................................................... 30-3 30.2 SPN 111/FMI 3 ......................................................................................... 30-5 30.3 SPN 111/FMI 4 ......................................................................................... 30-7 31 SPN 132 - AIR MASS FLOW NOT NORMAL 31.1 SPN 132/FMI1 .......................................................................................... 31-3 32 SPN 168 – BATTERY VOLTAGE OUTSIDE NORMAL OPERATING RANGE 32.1 SPN 168/FMI 0 ......................................................................................... 32-3 32.2 SPN 168/FMI 1 ......................................................................................... 32-4 33 SPN 171 (CPC) - J1587 AMBIENT AIR TEMPERATURE SENSOR DATA NOT RECEIVED 33.1 SPN 171/FMI 9 ......................................................................................... 33-3 33.2 SPN 171/FMI 14 ....................................................................................... 33-3 34 SPN 174 – SUPPLY FUEL TEMPERATURE FAULT 34.1 SPN 174/FMI 3 ......................................................................................... 34-3 34.2 SPN 174/FMI 4 ......................................................................................... 34-5 35 SPN 175 – ENGINE OIL TEMPERATURE OUT OF NORMAL RANGE 35.1 SPN 175/FMI 3 ......................................................................................... 35-3 35.2 SPN 175/FMI 4 ......................................................................................... 35-5 35.3 SPN 175/FMI 14 ....................................................................................... 35-5 36 SPN 190 - ENGINE SPEED HIGH 36.1 SPN 190/FMI 2 ......................................................................................... 36-3 37 SPN 191 (CPC) - J1939 ETC1 MESSAGE MISSING AND TRANSMISSION OUTPUT SHAFT SPEED SIGNAL ERRATIC OR MISSING 37.1 SPN 191/FMI 9 ......................................................................................... 37-3 37.2 SPN 191/FMI 13 ....................................................................................... 37-3 37.3 SPN 191/FMI 19 ....................................................................................... 37-4 38 SPN 247 (CPC) – MCM ENGINE HOURS DATA HIGHER OR LOWER THAN EXPECTED 38.1 SPN 247/FMI 0 ......................................................................................... 38-3 38.2 SPN 247/FMI 1 ......................................................................................... 38-3 38.3 SPN 247/FMI 9 ......................................................................................... 38-4 39 SPN 411 — EGR DIFFERENTIAL PRESSURE OR DELTA P SENSOR CIRCUIT OUTSIDE OF NORMAL OPERATING RANGE 39.1 SPN 411/FMI 0 ......................................................................................... 39-3 39.2 SPN 411/FMI 3 ......................................................................................... 39-4 39.3 SPN 411/FMI 4 ......................................................................................... 39-6 39.4 SPN 411/FMI 13 ....................................................................................... 39-8 40 SPN 412 - EGR TEMPERATURE IS OUTSIDE OF THE NORMAL RANGE 40.1 SPN 412/FMI 3 ......................................................................................... 40-3 40.2 SPN 412/FMI 4 ......................................................................................... 40-6 40.3 SPN 412/FMI 16 ....................................................................................... 40-8 40.4 SPN 412/FMI 20 ....................................................................................... 40-9 41 SPN 523 (CPC) - TRANSMISSION CURRENT GEAR SIGNAL ERRATICORMISSING 41.1 SPN 523/FMI 19 ....................................................................................... 41-3 41.2 SPN 523/FMI 13 ....................................................................................... 41-3 42 SPN 524 (CPC) - J1939 ETC2 MESSAGE IS MISSING 42.1 SPN 523/FMI 9 ......................................................................................... 42-3 43 SPN 527 (CPC) - J1939 CCVS MESSAGE MISSING 43.1 SPN 527/FMI 9 ......................................................................................... 43-3 44 SPN 558 (CPC) - IDLE VALIDATION SWITCH 44.1 SPN 558/FMI 1 ......................................................................................... 44-3 44.2 SPN 558/FMI 3 ......................................................................................... 44-3 44.3 SPN 558/FMI 4 ......................................................................................... 44-5 45 SPN 596 (CPC) - CRUISE CONTROL ENABLE SWITCH SIGNAL ERRATICORMISSING 45.1 SPN 596/FMI 13 ....................................................................................... 45-3 45.2 SPN 596/FMI 19 ....................................................................................... 45-3 46 SPN 597 (CPC) - SERVICE BRAKE SWITCH SIGNAL ERRATIC OR MISSING 46.1 SPN 597/FMI 13 ....................................................................................... 46-3 46.2 SPN 597/FMI 19 ....................................................................................... 46-3 47 SPN 599 (CPC) - CRUISE CONTROL SWITCHES NOT FUNCTIONING PROPERLY 47.1 SPN 599/FMI 4 ......................................................................................... 47-3 48 SPN 600 (CPC) - CRUISE CONTROL COAST SWITCH SIGNAL ERRATICORMISSING 48.1 SPN 600/FMI 13 ....................................................................................... 48-3 48.2 SPN 600/FMI 19 ....................................................................................... 48-3 49 SPN 602 (CPC) - CRUISE CONTROL ACCELERATE SWITCH SIGNAL ERRATICORMISSING 49.1 SPN 602/FMI 13 ....................................................................................... 49-3 49.2 SPN 602/FMI 19 ....................................................................................... 49-3 50 SPN 609 - MCM FAULT (ERRONEOUS DATA) 50.1 SPN 609/FMI 12 ....................................................................................... 50-3 50.2 SPN 609/FMI 14 ....................................................................................... 50-4 51 SPN 615 (CPC) - J1939 DM1 MESSAGE FROM TRANSMISSION MISSING 51.1 SPN 615/FMI 9 ......................................................................................... 51-3 52 SPN 625 - CAN FAULT 52.1 SPN 625/FMI 2 ........................................................................................ 52-3 52.2 SPN 625/FMI 9 ........................................................................................ 52-5 53 SPN 628 (CPC) - MULTIPLE FAULTS 53.1 SPN 628/FMI 13 (ALL FAULT DESCRIPTIONS) ..................................... 53-3 53.2 SPN 628/FMI 14 ....................................................................................... 53-3 54 SPN 629 (CPC) - MULTIPLE FAULTS 54.1 SPN 629/FMI 2 ......................................................................................... 54-3 54.2 SPN 629/FMI 12 ....................................................................................... 54-4 55 SPN 630 (CPC) - MULTIPLE FAULTS 55.1 SPN 630/FMI 14 ....................................................................................... 55-3 56 SPN 636 — CRANKSHAFT POSITION SENSOR OUTSIDE OF NORMAL OPERATING CONDITIONS 56.1 SPN 636/FMI 1 ......................................................................................... 56-3 56.2 SPN 636/FMI 3 ......................................................................................... 56-4 56.3 SPN 636/FMI 4 ......................................................................................... 56-6 56.4 SPN 636/FMI 7 ......................................................................................... 56-7 56.5 SPN 636/FMI 8 ......................................................................................... 56-9 56.6 SPN 636/FMI 14 ....................................................................................... 56-11 57 SPN 641 - SMART REMOTE ACTUATOR 5 (VGT) ABNORMAL OPERATION 57.1 SPN 641/FMI 7 ......................................................................................... 57-3 57.2 SPN 641/FMI 8 ......................................................................................... 57-5 57.3 SPN 641/FMI 9 ......................................................................................... 57-6 57.4 SPN 641/FMI 11 ....................................................................................... 57-7 57.5 SPN 641/FMI 14 ....................................................................................... 57-9 57.6 SPN 641/FMI 31 ....................................................................................... 57-12 58 SPN 647 - SINGLE-SPEED FAN (LOW-SIDE DIGITAL OUTPUT #3) FAULT 58.1 SPN 647/FMI 3 ......................................................................................... 58-3 58.2 SPN 647/FMI 4 ......................................................................................... 58-4 58.3 SPN 647/FMI 5 ......................................................................................... 58-5 59 SPN 651 – INJECTOR #1 NEEDLE VALVE NOT OPERATING NORMALLY 59.1 SPN 651/FMI 14 ....................................................................................... 59-3 60 SPN 652 – INJECTOR #2 NEEDLE VALVE NOT OPERATING NORMALLY 60.1 SPN 652/FMI 14 ....................................................................................... 60-3 61 SPN 653 – INJECTOR #3 NEEDLE VALVE NOT OPERATING NORMALLY 61.1 SPN 653/FMI 14 ....................................................................................... 61-3 62 SPN 654 – INJECTOR #4 NEEDLE VALVE NOT OPERATING NORMALLY 62.1 SPN 654/FMI 14 ....................................................................................... 62-3 63 SPN 655 – INJECTOR #5 NEEDLE VALVE NOT OPERATING NORMALLY 63.1 SPN 655/FMI 14 ....................................................................................... 63-3 64 SPN 656 – INJECTOR #6 NEEDLE VALVE NOT OPERATING NORMALLY 64.1 SPN 656/FMI 14 ....................................................................................... 64-3 65 SPN 703 (CPC) - ASG2 BACKUP LAMP 65.1 SPN 703/FMI 3 ......................................................................................... 65-3 65.2 SPN 703/FMI 4 ......................................................................................... 65-3 66 SPN 704 (CPC) - HIGH EXHAUST SYSTEM TEMPERATURE LAMP 66.1 SPN 704/FMI 3 ......................................................................................... 66-3 66.2 SPN 704/FMI 4 ......................................................................................... 66-3 67 SPN 704 - TURBO ACTUATOR CONTROL (AUX PWM #10) 67.1 SPN 704/FMI 3 ......................................................................................... 67-3 67.2 SPN 704/FMI 4 ......................................................................................... 67-4 67.3 SPN 704/FMI 5 ......................................................................................... 67-5 68 SPN 705 (CPC) - MALFUNCTION INDICATOR LAMP 68.1 SPN 705/FMI 3 ......................................................................................... 68-3 68.2 SPN 705/FMI 4 ......................................................................................... 68-3 69 SPN 706 (CPC) - ASG2 CHECK TRANS TEMP LAMP 69.1 SPN 706/FMI 3 ......................................................................................... 69-3 69.2 SPN 706/FMI 4 ......................................................................................... 69-3 70 SPN 707 (CPC) - AMBER WARNING LAMP 70.1 SPN 707/FMI 3 ......................................................................................... 70-3 70.2 SPN 707/FMI 4 ......................................................................................... 70-3 71 SPN 708 (CPC) - ASG2 CHECK TRANS LAMP 71.1 SPN 708/FMI 3 ......................................................................................... 71-3 71.2 SPN 708/FMI 4 ......................................................................................... 71-3 72 SPN 709 (CPC) - RED STOP LAMP 72.1 SPN 709/FMI 3 ......................................................................................... 72-3 72.2 SPN 709/FMI 4 ......................................................................................... 72-3 73 SPN 711 (CPC) - DPF REGEN LAMP 73.1 SPN 711/FMI 3 ......................................................................................... 73-3 73.2 SPN 711/FMI 4 ......................................................................................... 73-3 74 SPN 713 (CPC) - TOP2 LOCKOUT SOLENOID 74.1 SPN 713/FMI 3 ......................................................................................... 74-3 74.2 SPN 713/FMI 4 ......................................................................................... 74-3 74.3 SPN 713/FMI 5 ......................................................................................... 74-3 74.4 SPN 713/FMI 7 ......................................................................................... 74-3 75 SPN 714 (CPC) - TOP2 SHIFT SOLENOID 75.1 SPN 714/FMI 3 ......................................................................................... 75-3 75.2 SPN 714/FMI 4 ......................................................................................... 75-3 75.3 SPN 714/FMI 5 ......................................................................................... 75-3 76 SPN 715 (CPC) - VEHICLE POWER SHUTDOWN 76.1 SPN 715/FMI 3 ......................................................................................... 76-3 76.2 SPN 715/FMI 4 ......................................................................................... 76-3 76.3 SPN 715/FMI 5 ......................................................................................... 76-3 77 SPN 723 – CAMSHAFT POSITION SENSOR FAULT 77.1 SPN 723/FMI 3 ......................................................................................... 77-3 77.2 SPN 723/FMI 4 ......................................................................................... 77-5 77.3 SPN 723/FMI 8 ......................................................................................... 77-6 77.4 SPN 723/FMI 14 ....................................................................................... 77-7 78 SPN 904 (CPC) - J1939 EBC2 MESSAGE MISSING AND FRONT AXLE SPEED SIGNAL ERRATIC OR MISSING 78.1 SPN 904/FMI 9 ......................................................................................... 78-3 78.2 SPN 904/FMI 13 ....................................................................................... 78-3 78.3 SPN 904/FMI 19 ....................................................................................... 78-4 79 SPN 973 (CPC) - J1939 EBC1 MESSAGE MISSING AND ENGINE RETARDER SELECTION SIGNAL IS ERRATIC OR MISSSING 79.1 SPN 973/FMI 9 ......................................................................................... 79-3 79.2 SPN 973/FMI 13 ....................................................................................... 79-3 79.3 SPN 973/FMI 19 ....................................................................................... 79-4 80 SPN 986 (CPC) - J1939 CM1 MESSAGE IS MISSING 80.1 SPN 986/FMI 9 ......................................................................................... 80-3 81 SPN 1071 - TWO-SPEED FAN (AUX PWM #6) FAULT 81.1 SPN 1071/FMI 3 ....................................................................................... 81-3 81.2 SPN 1071/FMI 4 ....................................................................................... 81-4 81.3 SPN 1071/FMI 5 ....................................................................................... 81-5 And much more ... ===========  Product Details :File Format: PDF Compatible: All Versions of Windows & Mac Language: 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