VSA Activation Indicator Does Not Go Off and No DTCs Are Stored
VSA activation indicator does not go off, and no DTCs are stored1. Turn the ignition switch ON (II), and watch the VSA activation indicator.
Does the VSA activation indicator go off ?
YES - Go to step 2.
NO - Do the appropriate troubleshooting for the VSA indicator.
2. Turn the ignition switch OFF.
3. Check the VSA OFF switch.
Is the VSA OFF switch OK?
YES - Go to step 4.
NO - Replace the VSA OFF switch.
4. Turn the ignition switch ON (II).
5. Clear the DTC with the HDS.
Does the VSA activation indicator go off?
YES - The system is OK at this time. Refer to intermittent failures.
NO - Go to step 6.
6. Do the VSA sensor neutral memorization. Programming and Relearning
7. Clear the DTC with the HDS.
Does the VSA activation indicator go off?
YES - The system is OK at this time. Refer to intermittent failures.
NO - Go to step 8.
8. Turn the ignition switch OFF.
9. Remove and disconnect the gauge control module connectors.
10. Disconnect the VSA OFF switch 5P connector.
11. Check for continuity between VSA OFF switch 5P connector terminal No. 2 and body ground.
Is there continuity?
YES - Repair short to body ground in the wire between the gauge control module and the VSA OFF switch.
NO - Go to step 12.
12. Reconnect all of connectors.
13. Turn the ignition switch ON (II).
14. Measure the voltage between VSA OFF switch 5P connector terminal No. 1 and body ground.
Is there less than 0.1 V ?
YES - Go to step 15.
NO - Repair open in the wire between the VSA OFF switch and body ground (G501).
15. Substitute a known-good VSA modulator-control unit.
16. Clear the DTC with the HDS.
17. Turn the ignition switch OFF, then disconnect the HDS.
18. Test-drive the vehicle.
Does the VSA activation indicator go off?
YES - Replace the VSA modulator-control unit.
NO - Check for loose terminals in the gauge control module connectors. If necessary, substitute a known-good gauge control module, and retest.