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| • | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
| • | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
| • | Diagnostic Procedure Instructions provide an overview of each diagnostic category. |
The parking brake control module has an internal motor, apply actuator, release actuator, and temperature sensor. The handbrake control module also contains the logic for applying and releasing the handbrake when commanded by the handbrake control switch. When the handbrake control module receives a signal from the switch, the internal circuit board temperature is checked to verify it is within operating range before the control module performs the requested operation.
Ignition OFF, ACCESSORY, or RUN mode.
The handbrake control module has an internal counter which keeps track of dynamic applies. When the counter reaches the threshold value this DTC will set.
A message and/or a warning indicator may be displayed.
| • | The parking brake control module clears the history DTC when a current DTC is not detected in 100 consecutive drive cycles. |
| • | Adjust or replace the handbrake pads. |
Electronic Handbrake Control Module Description
Control Module References for scan tool information
Verify DTC C028D is not set.
| ⇒ | If DTC is set, replace the rear brake pads and perform the Handbrake Calibration procedure. |
Perform the Diagnostic Repair Verification
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