Chrysler 2005 Crossfire SRT6 Service Manual page 4153

24 - 24 HEATING & AIR CONDITIONING - ELECTRICAL DIAGNOSTICS
EVAPORATOR TEMPERATURE SENSOR CIRCUIT (CONTINUED)
5.
MEASURE THE RESISTANCE OF THE SENSOR GROUND CIRCUIT
With the ignition off.
Measure the resistance of the Sensor Ground circuit from the A/C
Heater Control Module harness connector to the Evaporator Tempera-
ture Sensor harness connector.
Is the resistance below 5.0 ohms?
Yes >> Replace the A/C Heater Control Module. (Refer to 24 -
HEATING & AIR CONDITIONING/CONTROLS/HEATER
CONTROL - REMOVAL).
Perform BODY VERIFICATION TEST.
No >> Repair the Sensor Ground circuit for an open.
Perform BODY VERIFICATION TEST.
6.
READ EVAPORATOR TEMPERATURE SENSOR VOLTAGE WITH DRB III
Turn the ignition off.
Disconnect the Evaporator Temperature Sensor harness connector.
Note: Check connector - Clean/repair as necessary.
Turn the ignition on.
With the DRB III , read the Evaporator Temperature Sensor voltage.
Does the DRB III display EVAP TEMP: 4.5 VOLTS or greater?
Yes >> Go to 7
No >> Go to 9
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