Operation CHARM: Car repair manuals for everyone.

Instrument Cluster / Carrier: Testing and Inspection

Combination Meter System

CAUTION: When measuring the voltage and resistance of the ECM, TCM, or each sensor, use a tapered pin with a diameter of less the an 0.64 mm (0.025 in). In order to avoid poor contact. Do not insert the pin more than 2 mm (0.08 in).

1. Symptom Chart:




Check Power Supply And Ground Circuit Step 1 - 3:




Check Vehicle Speed Sensor Step 1 - 4:




Check Transmission Control Module Step 1 - 2:




Check Engine Control Module Step 1:




Check Engine Control Module Step 2:




Check Fuel Level Sensor Step 1 - 4:




Check Fuel Level Sensor Step 5:




Check Engine Coolant Temperature Sensor Step 1 - 2:




Check Outside Temperature Indicator Step 1- 4: