|
|
(P0120) ELECTRONIC THROTTLE CONTROL MOTOR PERFORMANCE (CONTINUED) 18. MEASURE THE RESISTANCE BETWEEN GROUND AND THE 5-VOLT SUPPLY CIRCUIT Turn the ignition off. Disconnect the PCM C3 harness connector. Note: Check connectors — Clean/repair as necessary. Is the resistance above 100 kohms? Yes >> Go To 19 No >> Repair the 5-Volt Supply circuit for a short to ground. Perform POWERTRAIN VERIFICATION TEST - VER 2. 19. MEASURE RESISTANCE BETWEEN THE 5-VOLT SUPPLY CIRCUIT AND SENSOR GROUND CIRCUITS With the ignition off. Measure the resistance between the 5-Volt Supply circuit and all Sen- Is the resistance above 100 kohms for all measurements? Yes >> Go To 20 No >> Repair the 5-Volt Supply circuit for a short to the Sensor Ground circuit that measured below 100 kohms. Perform POWERTRAIN VERIFICATION TEST - VER 2. ZH ENGINE - ELECTRICAL DIAGNOSTICS 9 - 85 |