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Home >> Chrysler >> 2004 >> Pacifica AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures - HVAC, Ignition Power Accessory, Instrument Cluster, Interior Lighting, Navigation, Overhead Console, Power Door Locks/RKE >> Heating & A/C >> Symptom: *VF SEGMENT(S)/LED(S) INOPERATIVE OR WILL NOT DIM >> Diagnostic Procedure

Diagnostic Procedure

*VF SEGMENT(S)/LED(S) INOPERATIVE OR WILL NOT DIM - DIAGNOSTIC PROCEDURE

TEST ACTION APPLICABILITY
1 Is the symptom outside air temp display inaccurate or inoperative?
  1. Yes: Refer to Symptom: *OUTSIDE AIR TEMPERATURE DISPLAY INACCURATE OR INOPERATIVE .

    Perform BODY VERIFICATION TEST VER-1 .

  2. No: Go To 2
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2 Turn the ignition on.
With the DRBIII®, read the active ATC DTCs.
Does the DRBIII® display any DTCs?
  1. Yes: Return to the Heating & A/C SYMPTOM LIST and choose the symptom(s).

    Perform BODY VERIFICATION TEST VER-1 .

  2. No: Go To 3
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3 Turn the ignition on.
Press the ATC's PWR switch on.
NOTE: Compare with a known good ATC Head.

Operate all ATC switches while looking at the ATC display panel.
Are all of the LEDs & VF Segments operating properly?
  1. Yes: Test Complete.
  2. No: Replace the Automatic Temperature Control (ATC) in accordance with the Service Information.

    Perform BODY VERIFICATION TEST VER-1 .

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