Diagnostic Test
WARNING: This page is about a different car, the 2011 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
- VERIFY ACTIVE DTC NOTE:
Make sure the IOD fuse is installed and battery Voltage is between 10 and 16 Volts before proceeding.
- Turn the ignition on.
- Using a scan tool, read DTCs.
Is the U0001-CAN C BUS DTC active?
Yes
- Refer to Diagnosis and Testing . and perform the U0001-CAN C BUS CIRCUIT diagnostic procedure.
No
- Refer to Diagnosis and Testing . and perform the Stored Lost Communication DTCs diagnostic procedure.