FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Checking Wiring and Sensors



Checking Wiring And Sensors







- Ignition off
- Connect the breakout box.

Check the power supply cable between transmission control module (TCM) terminal #9 and terminal #2 on the white 2-pin transmission connector. Check for an open-circuit according to Checking wiring and terminals. Permanent faults. Check for a short-circuit to ground according to Checking wiring and terminals. Permanent faults.

Check the signal cable between control module terminal #10 and terminal #1 on the white 2-pin transmission connector. Check for an open-circuit according to Checking wiring and terminals. Permanent faults. Check for a short-circuit to ground according to Checking wiring and terminals. Permanent faults.

Remedy as necessary.

Other information:
- To connect the breakout box, see Connecting the breakout box.
- To disconnect the control module, see Transmission connectors.
- To check or replace the transmission output speed sensor, see Replacing the speed sensor.
- For information about signals, see Signal description. Transmission control module (TCM).

Continue with Next Procedure. Verification