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P2701-INADEQUATE ELEMENT VOLUME 2C 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 HYDRAULIC LEAK IN THE VALVE BODY BROKEN 2C CLUTCH PISTON RETURN SPRING / DISLODGED SNAP RING BROKEN ACCUMULATOR SPRING(S) TRANSMISSION SOLENOID/TRS ASSEMBLY POWERTRAIN CONTROL MODULE Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 21 - TRANSMIS- Theory of Operation The volumes of the transmission fluid needed to apply the friction elements are continuously monitored and learned Diagnostic Test 1. OTHER DTCS PRESENT With the scan tool, check for other transmission DTCs. Are there any Pressure Switch Sense circuit DTCs 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 2. CHECK 2C CLUTCH VOLUME INDEX With the scan tool, erase Transmission DTCs. Drive the vehicle at about 80 Kmh or 50 MPH, then depress the OD off button. This will put the vehicle into third NOTE: The TRANS TEMP DEG must be at least 43° C or 110° F before performing the following steps. With the scan tool, read the 2C CL VOL INDEX. Is the 2C CL VOL INDEX below 10? Yes >> Go To 3 No >> Go To 5 21 - 278 AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS WK |