Diagnostic Test

WARNING: This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC

NOTE:

This DTC must be active for the results of this test to be valid.

Turn the ignition on.
With the scan tool, read ABS DTCs and record on the repair order.
With the scan tool, read and record Freeze Fame information.
With the scan tool, erase DTCs.
Start the engine.
Press the brake pedal firmly and release.
With the scan tool, read ABS DTCs and record on the repair order.
Is the DTC active?

Yes
- Replace the Integrated Control Unit (ICU) in accordance with the Service Information.
- Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
No
- Perform the ABS-INTERMITTENT CONDITION TEST. Refer to ABS INTERMITTENT CONDITION .