6. Can C Bus (-) Circuit Open

With the ignition off.

Measure the resistance of the CAN C BUS (-) circuit from the SKREEM C2 harness connector to the PCM C4 harness connector.

Fig 1: Measuring Resistance Of CAN C BUS- Circuit

Courtesy of DAIMLERCHRYSLER CORP.

Is the resistance below 5.0 ohms? 

1. Yes  >> Go To 7
2. No  >> Repair the CAN C BUS (-) circuit for an open.

   See POWERTRAIN VERIFICATION TEST - VER 2  .