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3. CHECK WIRING AND CONNECTORS The conditions necessary to set this DTC are not present at this time. Using the schematics as a guide, inspect the Using the schematics as a guide, inspect the wiring and connectors specific to this circuit. Wiggle the wires while checking for shorts and open circuits. With the scan tool, check the DTC EVENT DATA to help identify the conditions in which the DTC was set. Were there any problems found? Yes >> Repair as necessary. Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. (Refer to 21 - TRANSMIS- No >> Test Complete. 4. CHECK THE LR SOLENOID With the scan tool, check for other transmission DTC’s. Are the DTCs P1775 and P0841 present also? Yes >> Replace Transmission Solenoid/TRS Assembly per the Service Information. (Refer to 21 - TRANSMIS- SION/TRANSAXLE/AUTOMATIC - 45RFE/545RFE/TRANS SOLENOID/TRS ASSY - REMOVAL) Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. (Refer to 21 - TRANSMIS- No >> Go To 5 5. CHECK THE TORQUE CONVERTER AND/OR INTERNAL TRANSMISSION Repair internal transmission as necessary. Check for the following possible causes. Refer to the Service information for the proper repair procedures. Inspect the Transmission Oil Pump and Valve Body. If no problems are found, replace the Transmission Solenoid/TRS Assembly. Check the Torque Converter Switch Valve and the Torque Converter Clutch Control Valve for sticking in the bore. Check the Teflon seal rings on the input shaft. Note: If one of the seal rings is , the loose piece will often lodge in View repair Repair In all cases, replace the Torque Converter. Make sure to check all other possible causes in addition to Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. (Refer to 21 - TRANSMIS- 21 - 504 AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS - (DIESEL) KJ |