2. Fused Ignition Switch Output Circuit(S) Open

With the ignition on.

Measure the voltage of the Fused Ignition Switch Output circuits at the A/C Heater Control Module harness connector.

Fig 1: Measuring Voltage Of Fused Ignition Switch Output Circuits

Courtesy of DAIMLERCHRYSLER CORP.

Is the voltage above 10 volts? 

1. Yes  >> Go to 3
2. No  >> Repair the Fused Ignition Switch Output circuit(s) for an open.

   See BODY VERIFICATION TEST  .