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Home >> Mercury >> 2006 >> Montego Base, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Cluster And Panel Illumination >> Diagnosis And Testing >> Instrument Cluster and Panel Illumination >> Pinpoint Tests >> Pinpoint Test A: The Control Illumination Is Inoperative >> Pinpoint Test A: The Control Illumination Is Inoperative

Pinpoint Test A: The Control Illumination Is Inoperative

  1. A1 CHECK THE EXTERIOR LAMP OPERATION 
    • Place the headlamp switch in the parking lamps on position.
    • Are the parking lamps illuminated? 

    Yes:  GO to  A2.

    No:  REFER to PARKING, REAR AND LICENSE PLATE LAMPS to continue diagnosis of the parking lamps.

  2. A2 CHECK FOR CORRECT SJB OPERATION 
    • Disconnect all the SJB connectors.
    • Check for:
      • corrosion
      • pushed-out pins
    • Connect all the SJB connectors and make sure they seat correctly.
    • Operate the system and verify the concern is still present.
    • Is the concern still present? 

    Yes:  INSTALL a new SJB. REFER to REMOVAL AND INSTALLATION . TEST the system for normal operation.

    No:  The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.

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