Diagnostic System Check - Retained Accessory Power
TEST DESCRIPTIONSteps 1-4:
Steps 5-7:
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. This step tests for valid system power moding in all ignition switch positions.
4. The presence of DTCs in the remote control door lock receiver (RCDLR) or the driver door module (DDM) indicate a malfunction in the modules that control the retained accessory power (RAP) feature.
5. 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. The presence of the following DTCs indicate an internal module malfunction within the modules that control the RAP feature:
^ B1000
^ B1652
^ B1656
^ B1658
7. The presence of DTCs B1327 or B1982 indicate a high or low voltage condition.