Diagnostic Test
- VERIFY THE DTC IS ACTIVE NOTE:
This DTC must be active for the results of this test to be valid.
- Perform any Technical Service Bulletins (TSBs) that may apply.
- Turn the ignition on.
- With the scan tool, read and record the DTCs.
- With the scan tool, read and record the Environmental Data to help identify the conditions in which the DTC was set.
- With the scan tool, erase the DTCs.
- Start the engine.
- With the scan tool, read the DTCs.
Is the DTC active at this time?
Yes
- Go To 2
No
- Perform the ABS-INTERMITTENT CONDITION TEST. Refer to ABS INTERMITTENT CONDITION .
- CHECK FOR OCCUPANT RESTRAINT CONTROLLER (ORC) DTCS PRESENT
- With the scan tool, read the DTCs.
Are there any ORC DTCs present?
Yes
- Perform the appropriate diagnostic procedures. Refer to DIAGNOSTIC CODE INDEX .
No
- Go To 3
- With the scan tool, read the DTCs.
- CHECK OTHER MODULES FOR CAN BUS DTCS
- With the scan tool, read the DTCs.
Are there any CAN BUS DTCs present?
Yes
- Using the schematics as a guide, check the Occupant Restraint Controller (ORC) pins, terminals, and connectors for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace the Occupant Restraint Controller (ORC) in accordance with the Service Information. Refer to MODULE, OCCUPANT RESTRAINT CONTROL (ORC), REMOVAL AND INSTALLATION .
No
- Using the schematics as a guide, check the Anti-lock Brake System (ABS) Module pins, terminals, and connectors for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace the Anti-lock Brake System (ABS) Module in accordance with the Service Information. Refer to MODULE, ANTI-LOCK BRAKE SYSTEM (ABS), REMOVAL AND INSTALLATION .
- Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
- With the scan tool, read the DTCs.