Diagnostic Procedure

ONE GAUGE INOPERATIVE - DIAGNOSTIC PROCEDURE

TEST	ACTION	APPLICABILITY
1	Turn the ignition on. With the DRBIII®, read DTCs. NOTE: The PCM will not store any DTCs regarding Oil Pressure concerns. NOTE: If Oil Pressure gauge readings are in question and the gauge tests good, a mechanical oil pressure gauge must be attached to the engine. Does the DRBIII® display any PCM DTCs? Yes : Refer to the DRIVEABILITY -- GAS and perform the appropriate symptom. Perform BODY VERIFICATION TEST . No : Go To 2	All
2	Turn the ignition off. Perform the Instrument Cluster Self Test. Observe the gauge in question while the Instrument Cluster performs the Self Test. The gauges should position at the following calibration points: Speedometer: 20mph (40km/h BUX), 55mph (80km/h BUX), 75mph (120km/h BUX) Tachometer: 2000, 5000 Fuel: Empty Stop, E, 1/2, F, Full Stop Temperature: Lo, Mid Lo, Mid High, High Oil Pressure: 0, 40, 60, Volt: Off, 9, 12, 14, 16, 19 Did the gauge in question operate properly? Yes : The condition is not present at this time. Monitor DRBIII® parameters while wiggling the related wire harness. Refer to any Technical Service Bulletins (TSB) that may apply. Visually inspect the related wiring harness and connector terminals. Perform BODY VERIFICATION TEST . No : Replace and configure the Instrument Cluster in accordance with the Service Information. Perform BODY VERIFICATION TEST .	All