
Sonnax 56947J-15K VALVE KIT, 5R55N/W/S, TCC MOD 5R55N 5R55S 5R55W (1999-Up)
Superseded Part Number: S46741CB, 56947J-15K Interchange Part Number: S46741CB, 56947J-15K Requires Additional Tooling: T-F-56947J-TL15 & T-VB-FIX Placement on Vehicle: Front UPC: Does not apply Surface Finish: NEW Other Part Number: S46741CB, 56947J-15K Manufacturer Part Number: S46741CB, 56947J-15K Brand: Sonnax 5R55N, 5R55S, 5R55W TCC Modulator Valve KitPart No. 56947J-15K Tooling: F-56947J-TL15 VB-FIX Common complaints associated with Ford 5R55N, 5R55W and 5R55S transmissions are converter slip and code P0741. These complaints often occur at relatively low mileage. Wear at the TCC modulator valve bore reduces apply pressure to the converter clutch and line pressure. Excessive leakage anywhere on this valve body increases the foaming of the oil. This foaming increases the venting action from the breather. The Sonnax TCC modulator valve kit 56947J-15K includes a hardcoat anodized valve that is supported through its entire stroke. The kit also includes two springs calibrated