Diagnostic System Check - Trunk/Liftgate
TEST DESCRIPTIONSteps 1-6:
The numbers below refer to the step numbers on the diagnostic table.
2. Lack of communication may be due to a partial malfunction of the class 2 serial data circuit or due to a total malfunction of the class 2 serial data circuit. The specified procedure will determine the particular condition.
3. The symptom list in Symptoms will determine the correct diagnostic procedure to use.
4. The presence of DTCs which begin with "U" indicate some other module is not communicating. The specified procedure will compile all the available information before tests are performed.
6. At this point you have determined all DTCs applicable to the Body Rear End system. Any other codes displayed from the listed modules do not apply to Body Rear End and should be diagnosed in their applicable section.