Normal Operation and Fault Conditions
The ABS module monitors various inputs and compares the values to what should be expected. If the values received are out of range or not what should be expected, the ABS module sets a DTC.
PPT AP ABS MODULE DTC FAULT TRIGGER CONDITIONS
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| C0072:68 | Brake Temperature Too High: Event Information | Sets when the ABS module a hard reset (battery disconnected or ignition ON with ABS module disconnected), HS-CAN or CCM concerns. The ABS module disables adaptive cruise control until the temperature is returned to normal. The DTC does not illuminate any warning indicators but the message center displays ADAPTIVE CRUISE CONTROL NOT AVAILABLE. |
Possible Causes
- Network communication concern
- CCM
- AP1
- Ignition ON, engine OFF.
- Carry out the ABS self-test.
- Carry out the C-CM self-test.
- Are any DTCs besides C0072:xx present?
Yes No DIAGNOSE all other DTCs first. Go to AP2.
- AP2: RECHECK DTC C0072:XX
- Ignition OFF.
- Allow the vehicle to cool for 30 minutes.
- Ignition ON, engine OFF.
- Carry out the ABS self-test.
- Carry out the C-CM self-test.
- Is DTC C0072:xx still present?
Yes No INSTALL a new CCM. REFER to CRUISE CONTROL SYSTEM or CRUISE CONTROL SYSTEM - VEHICLES WITH ADAPTIVE CRUISE CONTROL . The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.