Checking The Wiring
- Ignition off.
Check if there are any external sources of interference near the communication cable (LIN) between the transmission control module (TCM) terminal #A7 and gear selector module (GSM) terminal #2 which can disturb communication.
Check the communication cable (LIN) for intermittent short circuits or open circuit.
Take readings between:
- Transmission control module (TCM) terminal #A7 and gear selector module (GSM) terminal #2.
Other information
- see CONNECTING THE BREAKOUT BOX
- see SIGNAL SPECIFICATION
- For access to connector: SOLENOID GEAR SELECTOR ASSEMBLY
- For access to connector: TRANSMISSION CONTROL MODULE (TCM)
- see CHECKING WIRING AND TERMINALS
- Continue
Refer to VERIFICATION