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P0740–TCC OUT OF RANGE For the Transmission circuit diagram (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTOMATIC - 45RFE/545RFE - For a complete wiring diagram Refer to Section 8W • When Monitored: • Set Condition: Possible Causes RELATED DTC P0750 PRESENT L/R SOLENOID TORQUE CONVERTER AND/OR INTERNAL TRANSMISSION Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 21 - TRANSMIS- Theory of Operation When in 2nd, 2nd Prime, 3rd, or 4th gear, the torque converter clutch (TCC) can be engaged when certain condi- Diagnostic Test 1. DETERMINING IF RELATED DTC P0750 IS PRESENT With the scan tool, read transmission DTC’s Is the DTC P0750 present also? Yes >> Refer to the Transmission category and perform the appropriate symptom. Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. No >> Go To 2 HB AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS 21 - 425 |