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P0868-LINE PRESSURE LOW (CONTINUED) 8. (F856) 5-VOLT SUPPLY CIRCUIT OPEN Turn the ignition off to the lock position. Disconnect the PCM C1 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 (F856) 5-volt Supply circuit for an open. Perform 45RFE/545RFE TRANSMISSION VERIFICATION No >> Go To 9 9. (F856) 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND Measure the resistance between ground and the (F856) 5-volt Supply Is the resistance below 5.0 ohms? Yes >> Repair the (F856) 5-volt Supply circuit for a short to ground. Perform 45RFE/545RFE TRANSMISSION VERIFICATION No >> Go To 10 21 - 544 AUTOMATIC TRANSMISSION 545RFE - ELECTRICAL DIAGNOSTICS ND |