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DTC 10

DTC 10: Vehicle Speed Signal Error

NOTE: If DTC 110 and DTC 111 are stored at the same time as DTC 10, troubleshoot DTC 110 and DTC 111 first, then recheck for DTC 10.

1. Check for PGM-FI system DTCs with the HDS.

Are any DTCs indicated?

YES - Troubleshoot the indicated PGM-FI system DTC(s).

NO - Go to step 2.

2. Check for VSA system DTCs with the HDS.

Are any DTCs indicated?

YES - Troubleshoot the indicated VSA system DTC(s).

NO - Go to step 3.

3. Clear the DTCs with the HDS.
4. Test-drive the vehicle at 28 mph (45 km/h) or more, and watch the ACC indicator.

Does the ACC indicator come on?

YES - Go to step 5.

NO - Intermittent failure, the system is OK at this time. Check for loose or poor connections.

5. Check for DTCs with the HDS.

Is DTC 10 indicated?

YES - Check for loose or poor connections. If OK, replace the ACC unit.

NO - Troubleshoot the indicated DTC.