C1243

C1243-G SENSOR NOT INITIALIZED

When Monitored:

Once after power on reset.

Set Condition:

If the offset is greater then + - 225 G when checked by ABM at ECU initialization and during driving conditions.






1. PERFORM ECU INITIALIZATION

Turn the ignition on.
With the scan tool erase ABS DTCs.
Cycle the ignition switch.

WARNING: Ensure brake capability is available before road testing

NOTE: Ensure vehicle is on level ground while performing ECU initialization

Perform ECU Initialization.
Park the vehicle.

Did ECU initialize?

Yes

- Go To 2

No

- Repeat initialization.

2. VERIFY IF DTC IS STILL ACTIVE

Cycle the ignition switch.

WARNING: Ensure brake capability is available before road testing

Test drive the vehicle by turning the vehicle left or right in a curving manner at a velocity between 10 and 25 km/hr (6 and 15 m.p.h.).
Park the vehicle.
With the scan tool read ABS DTCs.

Does this DTC reset?

Yes

- Go To 3

No

- Test Complete.
- Perform ABS VERIFICATION TEST VER 1.

3. CHECK INTEGRATED CONTROL MODULE INSTALLATION

Turn the ignition off.
Make sure Integrated Control Module is installed correctly.

NOTE: This DTC can set if ICU is not installed correctly.

Is the ICU installed correctly?

Yes

- Replace the Anti-Lock Brakes Module.
- Perform ABS VERIFICATION TEST - VER 1.

No

- Install ICU correctly.
- Perform ABS VERIFICATION TEST VER 1.