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Home >> Chrysler >> 2005 >> Pacifica Limited >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures - Diagnostic Information And Procedures - HVAC, Ignition Power Accessory, Instrument Cluster, Interior Lighting, Navigation, Overhead Console >> Heating & A/C >> Symptom: *OUTSIDE AIR TEMPERATURE DISPLAY INACCURATE OR INOPERATIVE - ATC >> Diagnostic Procedure

Diagnostic Procedure

OUTSIDE AIR TEMPERATURE DISPLAY INACCURATE OR INOPERATIVE - ATC SYMPTOM CHART

TEST ACTION APPLICABILITY
1
NOTE: The Outside Air Temp (OAT) display can be activated and deactivated by pressing the Outside Temp button on the ATC.
NOTE: Anytime the vehicle is turned off for more than 2 hours, the Outside Air Temp (OAT) display will update instantly upon ignition on.
NOTE: If the vehicle is turned off for less than 2 hours & the outside air temp increases, the OAT display may display a value that is colder than the actual outside air temp.
NOTE: If the vehicle is driven for an extended time below 20 mph, the OAT display will not update for warmer outside air temps. If after this extended time the vehicle speed is increased to above 50 mph, the OAT display may display an erroneous value.
Turn the ignition on.With the DRBIII®, read the active ATC DTCs.Does the DRBIII® display any DTCs?Yes --> Return to the Heating & A/C symptom list and choose the symptom(s).Perform BODY VERIFICATION TEST - VER 1 .No --> Go To 2		 All
2 Turn the ignition on.
With the DRBIII®, read PCM DTCs.
Does the DRBIII® display any DTCs?
Yes --> Refer to the POWERTRAIN DIAGNOSTIC PROCEDURES for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1 .
No --> Replace the Automatic Temperature Control (ATC) in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1 .		 All
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