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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 >> Overhead Console >> Symptom: EC MIRROR DAY/NIGHT LINE FAULT >> Diagnostic Procedure

Diagnostic Procedure

EC MIRROR DAY/NIGHT LINE FAULT - DIAGNOSTIC PROCEDURE

TEST ACTION APPLICABILITY
1 With the DRBIII®, erase the DTC.
Cycle the ignition on and off several times, leaving the ignition on for at least 15 seconds.
With the DRBIII®, read DTCs.
Did the DTC reset?
  1. Yes: Go To 2
  2. No: The condition is not present at this time. Monitor DRBIII® parameters while wiggling the related wire harness. Refer to any Technical Service Bulletins (TSBs) that may apply. Visually inspect the related wiring harness and connector terminals.

    Perform BODY VERIFICATION TEST VER-1 .

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2 Turn the ignition off.
Disconnect the Automatic Day/Night Mirror harness connector.
Turn the ignition on.
Measure the voltage of the Automatic Headlamp Signal circuit in the Automatic Day/Night Mirror harness connector.
Is the voltage 4.9 volts?
  1. Yes: Replace the Automatic Day/Night Mirror in accordance with the Service Information.

    Perform BODY VERIFICATION TEST VER-1 .

  2. No: Go To 3
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3 Turn the ignition off.
Disconnect the Overhead Console harness connector.
Disconnect the Automatic Day/Night Mirror harness connector.
Measure the resistance of the Automatic Headlamp Signal circuit between the Automatic Day/Night Mirror harness connector and the Overhead Console harness connector.
Is the resistance below 5.0 ohms?
  1. Yes: Go To 4
  2. No: Repair the Automatic Headlamp Signal circuit for an open.

    Perform BODY VERIFICATION TEST VER-1 .

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4 Turn the ignition off.
Disconnect the Overhead Console harness connector.
Disconnect the Automatic Day/Night Mirror harness connector.
Measure the resistance of the Automatic Headlamp Signal circuit in the Overhead Console harness connector to ground.
Is the resistance below 5.0 ohms?
  1. Yes: Repair the Automatic Headlamp Signal circuit for a short to ground.

    Perform BODY VERIFICATION TEST VER-1 .

  2. No: Go To 5
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5 Turn the ignition off.
Disconnect the Automatic Day/Night Mirror harness connector.
Disconnect the Overhead Console harness connector.
Using a 12 volt test light connected to ground, probe the Automatic Headlamp Signal circuit in the Automatic Day/Night Mirror harness connector.
Does the test illuminate brightly?
  1. Yes: Repair the Automatic Headlamp Signal circuit for a shorted to voltage.

    Perform BODY VERIFICATION TEST VER-1 .

  2. No: Replace the Overhead Console in accordance with the service information

    Perform BODY VERIFICATION TEST VER-1 .

 All
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