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Home >> Chrysler >> 2004 >> Crossfire Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Electrical Diagnostics >> Diagnosis And Testing >> DTC P0400: EGR System Performance >> Diagnostic Test >> 4. Fused Engine Control Relay Output Circuit Open
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4. Fused Engine Control Relay Output Circuit Open

With the ignition on.

Measure the voltage of the Fused Engine Control Relay Output circuit at the EGR Solenoid harness connector.

Fig 1: Measuring Voltage Of Fused Engine Control Relay Output Circuit
G01860120Courtesy of DAIMLERCHRYSLER CORP.

Is the voltage above 10 volts? 

  1. Yes  >> Go To 6
  2. No  >> Repair the Engine Control Relay Output circuit for an open.

    See POWERTRAIN VERIFICATION TEST - VER 2  .