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Home >> Chrysler >> 2004 >> Crossfire Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Electronic Control Modules >> Electronic Control Modules - Electrical Diagnostics >> Diagnosis And Testing >> *No Response From A/C Heater Control Module >> Diagnostic Test >> 5. Sci Transmit Circuit Shorted To Ground

5. Sci Transmit Circuit Shorted To Ground

With the ignition off.

Measure the resistance between ground and the SCI Transmit circuit.

Fig 1: Measuring Resistance Between Ground & SCI Transmit Circuit
G01837955Courtesy of DAIMLERCHRYSLER CORP.

Is the resistance below 100 kohms? 

  1. Yes  >> Repair the SCI Transmit circuit for a short to ground.

    See BODY VERIFICATION TEST  .

  2. No  >> Go to 6
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