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Home >> Chrysler >> 2004 >> Pacifica AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures - Communication, Door Ajar, Electrically Heated Systems, Exterior Lighting >> Exterior Lighting >> Symptom: LEFT REAR TURN SIGNAL OUTPUT SHORT-BCM >> Diagnostic Procedure

Diagnostic Procedure

LEFT REAR TURN SIGNAL OUTPUT SHORT-BCM - DIAGNOSTIC PROCEDURE

TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII®, clear all BCM DTC's.
Actuate the Turn Signals.
With the DRBIII®, read the DTC information.
Does the DRBIII® read: Left Rear Turn Signal Output Short?
  1. Yes: Go To 2
  2. No: The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.

    Perform BODY VERIFICATION TEST VER-1 .

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2 Turn the ignition off.
Disconnect the Left Rear Turn Signal Lamp connector.
Disconnect the BCM harness connector.
Measure the resistance between the Left Rear Turn Signal Driver circuit and ground.
Is the resistance below 100.0 ohms?
  1. Yes: Repair the Left Rear Turn Signal Driver circuit for a short to ground.

    Perform BODY VERIFICATION TEST VER-1 .

  2. No: Go To 3
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3 Turn the ignition off.
Disconnect the Left Rear Turn Signal Lamp connector.
Turn the ignition on.
Turn the Left Turn Signal on.
Using a 12-volt test light connected to ground, check the Left Rear Turn Signal Driver circuit.
Does the test light illuminate brightly?
  1. Yes: Replace the Turn Signal Lamp.

    Perform BODY VERIFICATION TEST VER-1 .

  2. No: Replace the Body Control Module.

    Perform BODY VERIFICATION TEST VER-1 .

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