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Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> External Pages >> Different car >> Section 243 (Police Package Equipment) >> Diagnosis And Testing >> Lighting, Siren and Speaker System >> Pinpoint Tests >> The Spotlamp Is Inoperative Or Always On >> PINPOINT TEST A: The Spotlamp Is Inoperative Or Always On

PINPOINT TEST A: The Spotlamp Is Inoperative Or Always On

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  1. A1 DETERMINE IF THE SPOTLAMP IS ALWAYS ON 
    • Ignition OFF.
    • Observe the spotlamp while turning the switch to the ON and OFF positions.

    Is the spotlamp always illuminated? 

    1. Yes  : INSTALL a new spotlamp. REFER to SPOTLAMP .
    2. No  : GO to A2  .
  2. A2 CHECK THE SPOTLAMP VOLTAGE SUPPLY CIRCUIT FOR AN OPEN 
    • Disconnect: Inoperative LH or RH Spotlamp.
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      (LH) C3657-2  ; (RH) C3658-2  VOLTAGE Ground

    Is the voltage greater than 11 volts? 

    1. Yes  : INSPECT the spotlamp mounting for a loose or corroded condition. If no condition is found, INSTALL a new spotlamp. REFER to SPOTLAMP .
    2. No  : VERIFY BJB  fuse 81 (20A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the appropriate OEM WIRING DIAGRAMS to identify the possible causes of the circuit short.
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