Scantool Diagnostics

Automatic Headlamp Leveling System
C1212 Vehicle Speed Sensor Failure - Scantool Diagnostics

Scantool Diagnostics

1. Connect scantool and Engine "ON"
2. Select "Vehicle Speed" parameter on the scantool.

NOTE:
(check wheel speed output value at ABS(ESC) system. And, check vehicle speed at ECM and Air conditioner system.)

3. Check the "vehicle speed' parameter on the scantool.

Specification :It is changable according to vehicle speed.




Fig.1) Engine ON, Idle status after starting - ESC, Idle status after starting - Air conditioner system
4. Are all the parameters normal ?