One Gauge Inoperative - Gas Engines

*ONE GAUGE INOPERATIVE - GAS ENGINES

For a complete wiring diagram Refer to Diagrams/Electrical.







Diagnostic Test


1. POWERTRAIN CONTROL MODULE
Turn the ignition on.
With the scan tool, read DTCs.
Does the scan tool display any PCM DTCs?

Yes


- Repair the DTCs
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test


No


- Go To 2



2. INSTRUMENT CLUSTER
Turn the ignition off.
Perform the Instrument Cluster Self Test.

NOTE: The Self Test can be initiated manually by depressing and holding the Trip Reset button while turning the ignition on, or by using the scan tool.

Observe the gauge in question while the Instrument Cluster performs the Self Test.
The gauges should position at the following calibrations points:
Speedometer MPH: 0, 20, 60, 90
Tachometer Gas: 0, 1000, 3000, 6000
Fuel: E, 1/4, 1/2, 3/4, F
Coolant: Cold, 1/4, 1/2, 3/4, HI
Volts: 6, 9, 12, 15, 17
Did the gauge in question operate properly?

Yes


- The condition is not present at this time. Monitor scan tool 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 - VER 1. Body Verification Test


No


- Replace and configure the Instrument Cluster.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test