Possible Causes
| Possible Causes |
|---|
| OPEN DOWNSHIFT (-) SWITCH RETURN SIGNAL CIRCUIT |
| SHORTED DOWNSHIFT (-) SWITCH RETURN CIRCUIT |
| OPEN TAP SHIFT GROUND CIRCUIT |
| DOWNSHIFT (-) SWITCH |
| TRANSMISSION CONTROL MODULE (TCM) |
Always perform the DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .