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P0071-AMBIENT AIR TEMPERATURE SENSOR PERFORMANCE (CONTINUED) 5. (G31) AAT SIGNAL CIRCUIT OPEN Turn the ignition off. Disconnect the C2 FCM harness connector. Measure the resistance of the (G31) AAT Signal circuit from the AAT Is the resistance below 5.0 ohms? Yes >> Go To 6 No >> Repair the open in the (G31) AAT Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer 6. (G931) SENSOR GROUND CIRCUIT OPEN Measure the resistance of the (G931) Sensor ground circuit from the Is the resistance below 5.0 ohms? Yes >> Go To 9 No >> Repair the open in the (G931) Sensor ground circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer 9 - 64 ENGINE ELECTRICAL DIAGNOSTICS WK |