Manufacturer Code Charts: 123

VSA DTC Troubleshooting: 121, 122, 123, 124

DTC 121, 122, 123, 124: VSA Solenoid

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS. Initial Inspection and Diagnostic Overview

3. Turn the ignition switch to LOCK (0), then turn it to ON (II) again.

4. Test-drive the vehicle.

Does the VSA indicator come on, and is DTC 121, 122, 123, or 124 indicated?
YES - Check for loose terminals or poor connections at the VSA modulator-control unit 47P connector. If connections are good, replace the VSA modulator-control unit, Service and Repair and recheck.

NO - The system is OK at this time. Refer to intermittent failures. Initial Inspection and Diagnostic Overview