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P0935-LINE PRESSURE SENSOR CIRCUIT HIGH (CONTINUED) 2. PCM AND WIRING Turn the ignition off to the lock position. Remove the Starter Relay. NOTE: Removal of the Starter Relay is to prevent a Transmission, NO RESPONSE, condition and disable the NOTE: Check connectors - Clean/repair as necessary. With the scan tool, monitor the Line Pressure. Using the Transmission Simulator, set the rotary switch to each of the 3 line pressure positions. NOTE: The readings should be within ±14 kPa or 2.0 PSI on the scan tool of the pressure reading specified Does the 3 line pressures on the scan tool match the Line pressure readings on the Transmission Sim- Yes >> Replace the Line Pressure Sensor per the Service Information. Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. No >> Go To 3 3. (K900) SENSOR GROUND CIRCUIT OPEN Turn the ignition off to the lock position. Disconnect the Transmission Simulator, Miller tool #8333. Disconnect the PCM C2 harness connector and connect Miller tool CAUTION: Do not probe the PCM harness connectors. Probing Is the resistance above 5.0 ohms? Yes >> Repair the (K900) Sensor Ground circuit for an open. Perform 45RFE/545RFE TRANSMISSION VERIFICATION No >> Go To 4 HB AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS 21 - 545 |