Component Inspection
- Reconnect VSS and ECM connectors
- With vehicle raised on a lift, start the engine and place transaxle in Drive. Let vehicle idle and verify speedometer indicates approx. 10 km/h or more on the instrument cluster.
- Connect scan tool and Monitor the "VEHICLE SPEED SENSOR" parameter on the scan tool data list.
Specification: 10 km/h or more (6 mph or more)
- Is value within the specification?
YES
- Check for poor connection between ECM and component: backed out terminal, improper mating, broken locks or poor terminal to wire connection. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure
NO
- Check VSS for contamination, deterioration, or damage. Substitute with a known-good VSS and check for proper operation. If the problem is corrected, replace VSS and then go to "VERIFICATION OF VEHICLE REPAIR " procedure