Diagnostic Test
- CHECK FOR AN ACTIVE DTC NOTE:
This DTC must be active for the results of this test to be valid.
- Perform any Service Bulletins that may apply.
- Turn the ignition on.
- With the scan tool, read ABS DTCs and record on the repair order.
- Cycle the ignition switch from off to on.
- With the scan tool, read ABS DTCs.
Is the DTC active?
Yes
- Go To 2
No
- Perform the ABS-INTERMITTENT CONDITION TEST. Refer to ABS INTERMITTENT CONDITION .
- CHECK FOR STEERING COLUMN CONTROL MODULE (SCCM) DTCS PRESENT
- CHECK OTHER MODULES FOR CAN BUS DTCS
- With the scan tool, read DTCs.
Are there any CAN BUS DTCs present?
Yes
- Using the schematics as a guide, check the Steering Column Control Module (SCCM) 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 Steering Column Control Module (SCCM) in accordance with the Service Information.
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 .
- Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
- With the scan tool, read DTCs.