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P0122-THROTTLE POSITION SENSOR 1 CIRCUIT LOW (5.7L) (CONTINUED) 6. (K22) TP SENSOR NO.1 SIGNAL CIRCUIT SHORTED TO THE (K922) SENSOR RETURN CIRCUIT Measure the resistance between the (K22) TP Sensor No.1 Signal cir- Is the resistance below 100 ohms? Yes >> Repair the short between the (K922) Sensor Return circuit and the (K22) TP Sensor No.1 Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 9 7. (F855) 5-VOLT SUPPLY CIRCUIT OPEN Turn the ignition off. Disconnect the C2 PCM harness connector. CAUTION: Do not probe the PCM harness connectors. Probing Is the resistance below 5.0 ohms? Yes >> Go To 8 No >> Repair the open in the (F855) 5-volt Supply circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer 9 - 124 ENGINE ELECTRICAL DIAGNOSTICS WK |