Checking connectors and wires

Check the connectors of the ABS control unit and the relevant wheel sensor for contact resistance and oxidation, as described in Contact resistance and oxidation .

Check connectors and wiring insulation for damage.

Check that the wheel sensor wires are not in close proximity to any source of interference.

Do the necessary corrective action.

Additional information 

• To connect the test box, see Connecting the ABS/DSTC breakout box .
• To disconnect control unit connector see Replacing the control module for ABS and dynamic stability and traction control (DSTC) .
• To check/replace the wheel sensor, see Wheel sensor, front, replacing .
• For information on signals, see Signal specification, ABS / DSTC (dynamic stability and traction control) control module .

Is there a fault? 

• YES 

  Refer to Verification 

• NO 

  FAULT NOT FOUND:  Troubleshooting has been completed.