For 1990-2009 cars

### Diagnostic Instructions

• | 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 provides an overview of each diagnostic category

### DTC Descriptor

DTC C0558 00: Calibration Data Not Programmed

### Diagnostic Fault Information

Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

### Circuit/System Description

The electronic brake control module (EBCM) must be calibrated/programmed or has an internal fault and requires replacement.

### Conditions for Running the DTC

• | The ignition is ON.

• | Ignition voltage is between 9 and 16 volts.

### Conditions for Setting the DTC

The EBCM has not been calibrated or has an internal fault.

### Action Taken When the DTC Sets

• | The EBCM disables the ABS and the TCS for the duration of the ignition cycle

• | The ABS fault indicator on the driver information centre (DIC) is activated.

### Conditions for Clearing the DTC

• | The condition responsible for setting the DTC no longer exists.

• | The EBCM automatically clears the history DTC when a current DTC is not detected in 100 consecutive drive cycles.

• | The DTC can be cleared using a scan tool.

### Reference Information

#### Schematic Reference

Antilock Brake System Schematics .

#### Connector End View Reference

Component Connector End Views .

#### Electrical Information Reference

• | Circuit Testing .

• | Connector Repairs .

• | Testing for Intermittent Conditions and Poor Connections .

• | Wiring Repairs .

#### Scan Tool Reference

Control Module References .

### Circuit/System Testing

1. Verify that no other DTCs are not set.

⇒ | If any other DTCs are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .

2. Calibrate/programme the EBCM.
3. Ignition ON, using the scan tool view the current DTCs.

⇒ | If DTC C0558 is set to current replace EBCM.

### Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for EBCM replacement, setup and programming