DTC Troubleshooting: 12-12, 14-12, 16-12, 18-12
|DTC 12-12:||Right-front Wheel Sensor Short to the Other Sensor Circuit|
|DTC 16-12:||Right-rear Wheel Sensor Short to the Other Sensor Circuit|
|1.||Turn the ignition switch ON (II).|
|2.||Clear the DTC with the HDS.|
|3.||Test-drive the vehicle. Drive the vehicle speed at 20 km/h (13 mph) or more, and go a distance of 100 m (328 ft) or more. |
NOTE: Drive the vehicle on the road, not on the hoist.
|4.||Check for DTCs with the HDS.|
Is DTC 12-12, 14-12, 16-12, and/or 18-12 indicated?
YES - Go to 5.
NO - Intermittent failure, the system is OK at this time. Check for loose terminals between the wheel sensor 2P connector and the VSA modulator-control unit 37P connector. Refer to intermittent failures troubleshooting.n
|5.||Turn the ignition switch OFF.|
|6.||Disconnect VSA modulator-control unit 37P connector.|
|7.||Check for continuity between the appropriate VSA modulator-control unit 37P connector wheel sensor +B terminals (see table).|
Is there continuity?
YES - Repair short in the wire between the appropriate wheel sensor and the VSA modulator-control unit.n
NO - Check for loose terminals in the VSA modulator-control unit 37P connector. If necessary, substitute a known-good VSA modulator-control unit and retest.n