Checking The Wiring And Component
- Ignition off.
Check ground terminal 31/6 at the A-post. Check for contact resistance and oxidation. See CONTACT RESISTANCE AND OXIDATION .
Check the communication cable between gear selector control module terminal #2 and transmission control module (TCM) terminal #B21 (#B31). Check for an open-circuit. See OPEN-CIRCUIT, PERMANENT FAULTS .
Check the 6-pin connector and connector 54/3RF (passenger compartment cable harness - engine compartment cable harness). Check for damage to the terminals and pins.
Check the cable between the gear selector module (GSM) terminal #6 and ground terminal 31/6. Check for an open-circuit. See OPEN-CIRCUIT, PERMANENT FAULTS .
Replace the circuit board in the top panel if no fault is found in the wiring or connectors.
Other information:
- To connect the breakout box, see CONNECTING BREAKOUT BOX, TRANSMISSION CONTROL MODULE (TCM)
- To replace the circuit board in the top panel (standard), see PRINTED CIRCUIT BOARD GEAR SELECTOR ASSEMBLY/TOP PANEL, REPLACING
- To replace the circuit board in the top panel (Geartronic), see PRINTED CIRCUIT BOARD GEAR SELECTOR ASSEMBLY/TOP PANEL GEARTRONIC, REPLACING
- For information about signals, see SIGNAL DESCRIPTION. TRANSMISSION CONTROL MODULE (TCM) .
- Continue
Refer to VERIFICATION