DTC C0558
Diagnostic Instructions
DTC Descriptors
DTC C0558 55: Calibration Data Too Few Transitions
DTC C0558 5A: Calibration Data Not Plausible
Circuit/System Description
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 parking brake 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.
Conditions for Running the DTC
Ignition OFF, ACCESSORY, or RUN mode.
Conditions for Setting the DTC
C0558 55
The handbrake control module detects a calibration malfunction.
C0558 5A
The handbrake control module detects mechanical problems with the handbrake system.
Action Taken When the DTC Sets
C0558 55
| • | The electric handbrake is disabled, switch command will not be accepted. |
| • | A message and/or a warning indicator may be displayed. |
C0558 5A
| • | The electric handbrake is disabled, one release allowed. |
| • | A message and/or a warning indicator may be displayed. |
Conditions for Clearing the DTC
| • | The handbrake control module clears the history DTC when a current DTC is not detected in 40 ignition cycles. |
| • | Calibrate the handbrake control module. |
Diagnostic Aids
| • | Verify the handbrake control module software and calibrations are the newest available versions. |
| • | Verify the handbrake cable is not broken or pinched. |
Reference Information
Schematic Reference
Park Brake System Schematics
Connector End View Reference
Component Connector End Views
Description and Operation
Electronic Handbrake Control Module Description
Electrical Information Reference
Scan Tool Reference
Control Module References for scan tool information
Circuit/System Verification
- Ignition ON, command the Handbrake Cable Service Apply ON with a scan tool. Verify the Handbrake Cable Position parameter is below 1250 counts.
| ⇒ | If greater than the specified value, make sure the park brake cable is connected properly and check park brake linings for excessive wear, and ensure proper clearance to drum. |
- Verify DTC C0558 is not set.
| ⇒ | If DTC is set, perform the Park Brake Calibration procedure in Configuration/Reset Functions. |
Repair Instructions
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Control Module References for handbrake control module replacement, setup, and programming
| © Copyright Chevrolet. All rights reserved |
