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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 >> 1. Fused B+ Circuit Open

1. Fused B+ Circuit Open

Turn the ignition off.

Disconnect the A/C Heater Control Module harness connector.

NOTE: Check connector - Clean/repair as necessary.

Turn the ignition on.

Measure the voltage of the Fused B+ circuit at the A/C Heater Control Module harness connector.

Fig 1: Measuring Voltage Of Fused B+ Circuit At A/C Heater Control Module Harness Connector
G01837951Courtesy of DAIMLERCHRYSLER CORP.

Is the voltage above 10 volts? 

  1. Yes  >> Go to 2
  2. No  >> Repair the Fused B+ circuit for an open.

    See BODY VERIFICATION TEST  .

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