TC25 - Inspect Transmission Wiring
- Key "OFF".
- Check transmission connector/external wiring for open or shorts. Service as necessary.
- Check internal transmission wiring for opens or shorts.
- Is the transmission wiring OK?
Yes -- Replace suspect shift solenoid. Reassemble/Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)
No -- Service as necessary. Reassemble/reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)