C0044-62

C0044-62-BRAKE PRESSURE SENSOR 1 - SIGNAL COMPARE FAILURE

For a complete wiring diagram, refer to the Wiring Information.

NOTE:
Repair all other DTCs first before continuing with this test.

- When Monitored:
With the ignition on.

- Set Condition:
When the Anti-Lock Brake Module indicates that the redundant brake pressure sensor elements do not agree.





Diagnostic Test

1. VERIFY THE DTC IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, read and record DTCs.
3. With the scan tool, read and record Freeze Frame information.
4. With the scan tool, erase DTCs.
5. Start the engine.
6. Press and release the brake pedal.
7. With the scan tool, read the DTCs.

Is the DTC active at this time?

Yes

- Go To 2

No

- Perform the ABS INTERMITTENT TEST. ABS Intermittent Condition Test.

2. ANTI-LOCK BRAKE SYSTEM (ABS) MODULE
1. Replace the Anti-lock Brake System (ABS) Module. Anti-Lock Brake System Module - Removal.Perform the ABS VERIFICATION TEST. ABS Verification Test.
2. Turn the ignition on.
3. With the scan tool, erase the DTCs.
4. Start the engine.
5. Press and release the brake pedal.
6. With the scan tool, read the DTCs.

Does the DTC remain active?

Yes

- Replace the Hydraulic Control Unit (HCU). Hydraulic Control Unit (HCU) - Removal.
- Perform the ABS VERIFICATION TEST. ABS Verification Test.

No

- Test complete.
- Perform the ABS VERIFICATION TEST. ABS Verification Test.