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P0845-2C HYDRAULIC PRESSURE TEST (CONTINUED) 2. DTC P0755 PRESENT With the scan tool, check Transmission DTCs. Is the DTC P0755 also present? Yes >> Refer to the symptom list and perform diagnostics for P0755–2C SOLENOID CIRCUIT. No >> Go To 3 3. DTCS P0732, P0735 AND/OR P0846 PRESENT With the scan tool, check for other transmission DTC’s Are the DTCs P0732, P0735, and/or P0846 present also? Yes >> Go To 12 No >> Go To 4 4. CHECK TO SEE IF DTC P0845 IS CURRENT With the scan tool, Check the STARTS SINCE SET counter for P0845. NOTE: This counter only applies to the last DTC set. Is the STARTS SINCE SET counter 2 or less? Yes >> Go To 5 No >> Go To 17 5. LINE PRESSURE STAYS THE SAME Start the engine. Warm the transmission to 82° C or 180° F. Firmly apply the brakes. With the scan tool, monitor the Line Pressure during the following step. Move the shift lever to each gear position, pausing momentarily in each position and record the line pressure read- Did the line pressure remain at a steady value between 585 and 655 kPa or 85 and 95 PSI in each posi- Yes >> Go To 6 No >> Go To 10 6. CHECK LINE PRESSURE SENSOR CONNECTION Ignition on, engine not running. With the scan tool, monitor the Line Pressure while firmly pushing the Transmission Line Pressure Sensor connector Did the Line Pressure reading on the scan tool change to about 207 kPa or 30 PSI when the connector Yes >> Disconnect and properly reconnect the Line Pressure Sensor connector. Inspect terminals and repair as necessary. Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. No >> Go To 7 21 - 134 AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS WK |