Diagnostic Test

CHECK FOR AN ACTIVE DTC

NOTE:

If DTC U0010-00-CAN INTERIOR BUS or U0011-00-CAN INTERIOR BUS OFF PERFORMANCE is set in the Body Control Module (BCM), diagnose this DTC before continuing with this diagnostic procedure.

With the scan tool, read the Body Control Module (BCM) DTCs and record on the repair order.
Is the DTC active?

Yes
- Refer to NO RESPONSE FROM HVAC AC HEATER CONTROL and perform the NO RESPONSE FROM HVAC (A/C HEATER CONTROL MODULE) diagnostic procedure.
No
- Refer to STORED LOST COMMUNICATION DTCS and perform the STORED LOST COMMUNICATION DTCS diagnostic procedure.