Default Action

WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

Malfunction Indicator Lamp (MIL) is illuminated on the second trip that the diagnostic fails.
LIN communications between the TCM and the IEP is deactivated (The IEP is switched off).
An entry is made in the TCM error memory.