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Home >> Chrysler >> 2004 >> Crossfire Automatic >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> (Nag1 Automatic Transmission - Electrical Diagnostics) >> Diagnosis And Testing >> DTC P0850: Trans Temp Sensor - P/N Switch Circuit >> Diagnostic Test >> 4. Temp Sensor - P/N Switch Circuit Open

4. Temp Sensor - P/N Switch Circuit Open

With the ignition off.

Measure the resistance of the Temp Sensor - P/N Switch circuit from the TCM C2 harness connector to the Transmission Solenoid Assembly harness connector.

Fig 1: Measuring Resistance Of Temp Sensor - P/N Switch Circuit
G01859472Courtesy of DAIMLERCHRYSLER CORP.

Is the resistance below 5.0 ohms? 

  1. Yes  >> Go To 5
  2. No  >> Repair the Temp Sensor - P/N Switch circuit for an open.

    See TRANSMISSION VERIFICATION TEST .

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