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P0876-UD PRESSURE SWITCH RATIONALITY (CONTINUED) 12. (T29) UD PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND Measure the resistance between ground and the (T29) UD Pressure Is the resistance below 5.0 ohms? Yes >> Repair the (T29) UD Pressure Switch Sense circuit for a short to ground. Perform 45RFE/545RFE TRANSMISSION VERIFICATION No >> Go To 13 13. (T29) UD PRESSURE SWITCH SENSE CIRCUIT SHORT TO ANOTHER CIRCUIT Disconnect all PCM harness connectors. NOTE: Make sure the Transmission Solenoid/TRS Assembly har- Is the resistance below 5.0 ohms between the (T29) UD Pres- Yes >> Repair the (T29) UD Pressure Switch Sense circuit for a short to another circuit(s). Perform 45RFE/545RFE TRANSMISSION VERIFICATION No >> Using the schematics as a guide, check the Powertrain Control Module (PCM) terminals for corrosion, damage, or Perform 45RFE/545RFE TRANSMISSION VERIFICATION TEST - VER 1. 21 - 190 AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS WK |