Symptom Chart
Refer to ANTI-LOCK BRAKES in Wiring Diagrams for the connector numbers stated in the Pinpoint Tests.
SYMPTOM CHART
| Symptom | Possible Sources | Go To | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No Communication With ABS Control Module | Anti-lock brake control module. Diagnostic link connector. CJB Fuse 15 (10A) Harness Circuitry Shorting Cap In Evac & Fill Connector |
Pinpoint Test A | ||||||||
| Unable To Enter Self-Test | Anti-lock Brake Control Module | Pinpoint Test C | ||||||||
| Brake Warning Light Does Not Self-Check | Parking Brake Switch Brake Fluid Level Switch Circuitry Virtual Image Cluster |
(1) | ||||||||
| Brake Warning Light On With Ignition In RUN Position | Parking Brake Switch Circuitry Virtual Image Cluster Brake Fluid Level |
(1) | ||||||||
| Spongy Brake Pedal, No Warning Lights Illuminated | Air In Brake Hydraulic System Worn Pads/Shoes |
Pinpoint Test P | ||||||||
| Traction Control Inoperative | Anti-Lock Brake Control Module Circuitry HCU Base Brake System |
(2)Pinpoint Test Q | ||||||||
| ABS Warning Light Does Not Self-Check | Anti-Lock Brake Control Module Circuitry Virtual Image Cluster |
Pinpoint Test R | ||||||||
| ABS Warning Light Self-Check OKAY, Light Goes Off & Then Illuminates | Circuitry Anti-Lock Brake Sensor Anti-Lock Brake Control Module HCU |
(3) | ||||||||
| ABS Warning Light & Traction Control Active Light Always On | Circuitry Virtual Image Cluster Anti-Lock Brake Control Module |
Pinpoint Test S | ||||||||
| No Communication With Instrument Cluster | Circuitry Anti-Lock Brake Control Module Virtual Image Cluster |
Pinpoint Test B | ||||||||
| CHECK TRACTION Control Message Temporarily Displayed | Thermal Model (Will Reset After Brakes Cool Down) | (4) | ||||||||
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