LEMON Manuals: Even more car manuals for everyone
Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 105 (Body Diagnostic Procedures) >> Diagnostic Information And Procedure >> Exterior Lighting >> Symptom: *High Beam Headlamps Will Not Turn On >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
HIGH BEAM HEADLAMPS WILL NOT TURN ON - DIAGNOSTIC PROCEDURE

TEST ACTION
1 Turn the ignition off.
Disconnect the Multifunction Switch harness connector.
Disconnect the CTM C1 harness connector.
Measure the resistance of the High Beam Switch Output Circuit to ground.
Is the resistance below 5.0 ohms?
  1. Yes --> Go To 2
  2. No --> Repair the High Beam Switch Output Circuit for an open condition.

    Perform BODY VERIFICATION TEST - VER 1  .
2 Turn the ignition off.
Disconnect the Multifunction Switch harness connector.
Turn the headlamps on.
Connect a jumper wire between the Headlamp Switch Sense Circuit and the High Beam Switch Output Circuit of the Multifunction Switch harness connector.
Do the High Beam Lamps turn on?
  1. Yes --> Replace the Multifunction Switch.

    Perform BODY VERIFICATION TEST - VER 1  .

  2. No --> Go To 3
3 Turn the ignition off.
Disconnect the Central Timer Module harness connector.
Turn the High Beams Lamps on.
Connect a jumper wire between and all of the High Beam Driver Circuits.
Do any of the High Beam Lamps turn on?
  1. Yes --> Replace the Central Timer Module.

    Perform BODY VERIFICATION TEST - VER 1  .

  2. No --> Repair the applicable High Beam Driver Circuit.

    Perform BODY VERIFICATION TEST - VER 1  .
scientia non olet · About LEMON Manuals