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Home >> Chrysler >> 2004 >> Crossfire Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Electrical Diagnostics >> Diagnosis And Testing >> DTC P0107: Map Sensor Circuit Low >> Diagnostic Test >> 4. 5-Volt Supply Circuit Open

4. 5-Volt Supply Circuit Open

Turn the ignition off.

Disconnect the PCM harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the resistance of the 5-Volt Supply circuit from the MAP Sensor harness connector to the PCM harness connector.

Fig 1: Measuring Resistance Of 5-Volt Supply Circuit From MAP Sensor Harness Connector To PCM Harness Connector
G01861598Courtesy of DAIMLERCHRYSLER CORP.

Is the resistance below 5.0 ohms? 

  1. Yes  >> Go To 5
  2. No  >> Repair the 5-Volt Supply circuit for an open.

See POWERTRAIN VERIFICATION TEST - VER 2  .

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