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12. Sensor Ground Circuit Open

With the ignition off.

Disconnect the PCM harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the resistance of the Sensor Ground circuit.

Fig 1: Measuring Resistance Of Sensor Ground Circuit
G01861583Courtesy of DAIMLERCHRYSLER CORP.

Is the resistance below 5.0 ohms? 

  1. Yes  >> Replace and program the Powertrain Control Module. See ELECTRONIC CONTROL MODULES article.

    See POWERTRAIN VERIFICATION TEST - VER 2  .

  2. No  >> Repair the Sensor Ground circuit for an open.

    See POWERTRAIN VERIFICATION TEST - VER 2  .

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