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Home >> Chrysler >> 2003 >> 300M Pro-Am Edition >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures >> Diagnostic Information And Procedures >> Instrument Cluster - Symptoms >> Symptom: BCM - DIMMING LEVEL SWITCH FAILURE >> Possible Causes

Possible Causes

  1. CHECKING DIMMING SWITCH POSITIONS
  2. HEADLAMP SWITCH - OPEN
  3. HEADLAMP SWITCH - SHORTED
  4. OPEN HEADLAMP SWITCH RETURN CIRCUIT
  5. PANEL LAMP DIMMER SIGNAL CIRCUIT SHORTED TO GROUND
  6. BCM - HEADLAMP RETURN CIRCUIT OPEN
  7. MEASURE THE VOLTAGE OF THE PANEL LAMP DIMMER SIGNAL CIRCUIT
  8. MEASURE THE VOLTAGE OF THE PANEL LAMP DIMMER SIGNAL CIRCUIT
  9. OPEN PANEL LAMP DIMMER SIGNAL CIRCUIT
  10. PANEL LAMP DIMMER SIGNAL CIRCUIT SHORTED TO THE HEADLAMP SWITCH RETURN CIRCUIT
  11. PANEL LAMP DIMMER SIGNAL CIRCUIT SHORTED TO VOLTAGE
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