Test A-2: Uneven Braking Occurs While Abs Is Operating
- Check each wheel speed sensor for looseness. Repair as necessary. After repairs, go to step 5 . If wheel speed sensors are okay, go to next step.
- Check each wheel speed sensor for powdered iron sticking to wheel sensor or sensor ring. Repair as necessary. After repairs, go to step 5 . If wheel speed sensors are okay, go to next step.
- Check output of each wheel speed sensor. See TEST C-1: SENSOR OUTPUT INSPECTION or TEST TC-1: SENSOR OUTPUT INSPECTION under COMPONENT TESTS. If output is normal for each sensor, go to next step. If output is not normal for each sensor, replace appropriate sensor. After repairs, go to step 5 .
- Ensure all hydraulic brakelines are connected properly (in correct location and order). Repair as necessary. After repairs, go to next step. If brakelines are okay, replace EHCU, and then go to next step.
- Reconnect all components. Ensure all components are properly installed. Verify system operation.