Diagnostic Test
- CHECK FOR A DTC C1232-DRIVE TEST: PRESSURE SENSOR NOTE:
This DTC must be active for the results of this test to be valid.
- Turn the ignition on.
- With the scan tool, read and record DTCs.
- With the scan tool, read and record Environmental Data to help identify the conditions in which the DTC was set.
- Perform ECU initialization with drive test. Perform the ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- Start the engine and apply the brake firmly.
- With the scan tool, read and record DTCs.
Does the scan tool display: C1232-DRIVE TEST: PRESSURE SENSOR?
Yes
- Go To 2
No
- Perform the ABS-INTERMITTENT CONDITION TEST. Refer to STANDARD PROCEDURE .
- CHECK HYDRAULIC SYSTEM AND BRAKE SYSTEM COMPONENT INSTALLATION AND FUNCTION
- Verify that the Anti-Lock Brake Module and Hydraulic Control Unit are properly installed.
- Verify that the hydraulic system is properly filled and bled.
- Verify that the brake system components are installed and functioning properly.
Were any problems found?
Yes
- Repair as necessary.
- Perform ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Clean contacts in HCU first if problem reoccurs replace the Integrated Control Unit in accordance with the Service Information.
- Perform ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .