Operation CHARM: Car repair manuals for everyone.

Inspection


TRANSMISSION CONTROL MODULE
Inspection
1. Lift out the Transmission Control Module.
2. Disconnect the Transmission Control Module connectors.







3. Connect the Special Service Tools (SSTs) (Engine Signal Monitor and Adapter Harness) to the Transmission Control Module as shown.




4. Place the SST (Sheet) on the Engine Signal Monitor.
5. Turn the ignition switch ON.
6. Measure the terminal voltage at each terminal.

Voltage Reference Charts

7. If any Transmission Control Module terminal voltage is incorrect, check the related input or output devices and wiring. If no problem is found, replace the Transmission Control Module.





CAUTION: Applying voltage to terminals "A" and "B" of this SST will damage the SST.