Pinpoint Tests

Pinpoint Test A: No Communication With the DEM

Normal Operation
The DEM receives a 12-volt input from the SJB from mini-fuse 19 (10A) through circuit 972 (BK/WH). Ground is provided through circuit 570a (BK).

Possible Causes
^ SJB mini-fuse 19 (10A)
^ Circuitry
- circuit 972 (BK/WH)
- circuit 570a (BK)
^ DEM
^ CAN communication network