Operation CHARM: Car repair manuals for everyone.

Transmission Control Systems: Service Precautions

General Description

CAUTION
^ Supplemental Restraint System "Airbag"
The airbag system wiring harness is routed near the TCM.

CAUTION:
^ Airbag system connectors are colored yellow. Do not use an electrical test equipment on these circuit.
^ Be careful not to damage the airbag system wiring harness when performing diagnostics and servicing the TCM.
^ Measurement

When measuring the voltage and resistance of ECM TCM or each sensor, use a tapered pin with diameter of less than 0.64 mm (0.025 inch) in order to avoid poor contact. Do not insert the pin more than 0.65 mm (0.026 inch).