Chrysler 2005 Crossfire SRT6 Service Manual page 4182

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RECIRCULATED AIR SWITCHOVER VALVE CIRCUIT (CONTINUED)
When Monitored and Set Condition
• When Monitored: With the ignition on.
• Set Condition: The A/C Heater Control Module detects an abnormal condition on the Recirculated Air Switcho-
ver Valve Control circuit.
FUSED B(+) CIRCUIT OPEN
RECIRCULATED AIR SWITCHOVER VALVE CONTROL CIRCUIT OPEN
RECIRCULATED AIR SWITCHOVER VALVE
A/C HEATER CONTROL MODULE
For a complete HVAC Circuit Diagram, (Refer to 24 - HEATING & AIR CONDITIONING - SCHEMATICS AND DIA-
GRAMS).
Diagnostic Test
1.
MEASURE RECIRCULATED AIR SWITCHOVER VALVE VOLTAGE
Note: Inspect Fuse 37 located in the Underhood Accessory Fuse
Block. If the fuse is open, repair the cause of the open fuse
before continuing.
Disconnect the Recirculated Air Switchover Valve harness connector.
Note: Check connector - Clean/repair as necessary.
Turn the ignition on.
Measure the voltage of the Fused B(+) circuit at the Recirculated Air
Switchover Valve harness connector.
Is the voltage above 10 volts?
Yes >> Go to 2
No >> Repair the Recirculated Air Switchover Valve Fused B(+)
circuit.
Perform BODY VERIFICATION TEST.
HEATING & AIR CONDITIONING - ELECTRICAL DIAGNOSTICS 24 - 53
POSSIBLE CAUSES