Anti-Lock Brake System (ABS) and Stability Control

Set the meter to measure DC voltage. Set the meter range to greater than 15 volts. Enable the min-max or recording feature on the meter. Ignition ON. For the LH rear wheel speed sensor, measure:

Click to display connectors

For the RH rear wheel speed sensor, measure:

Click to display connectors

Check the maximum recorded voltage on the meter.

Is the voltage greater 10 volts?

L10 VERIFY ALL WIRING CONNECTIONS

Ignition OFF. Disconnect ABS module C135 (if not previously disconnected). Using a good light source, inspect ABS module C135 for the following:

corrosion - install a new connector or terminal and clean module pins damaged or bent pins - install new terminals or pins pushed-out pins - install new pins as necessary spread terminals - install new terminals as necessary

Are the connectors free of corrosion, damaged pins, bent pins, pushed-out pins and spread terminals?

L11 CHECK FOR CORRECT ABS (ANTI-LOCK BRAKE SYSTEM) MODULE OPERATION

Connect ABS module C135. Make sure it seats and latches correctly. Connect the suspect wheel speed sensor electrical connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for

this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new ABS module.