Code Description

For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .

• When Monitored: 

  With the ignition on.

• Set Condition: 

  When the Wheel Speed Sensor (WSS) Signal reading is different from the readings received from the other WSS's at a vehicle speed above 40 km/h (20 mph). The Anti-Lock Brake Module compares WSS readings from side-to-side on an axle and front-to-rear.