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Home >> Lincoln >> 2009 >> MKX FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1171 (Exterior Lighting System) >> Diagnostic Tests >> Headlamps >> Pinpoint Tests >> Pinpoint Test C: One High Beam Headlamp Is Inoperative >> Pinpoint Test C: One High Beam Headlamp Is Inoperative

Pinpoint Test C: One High Beam Headlamp Is Inoperative

WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
NOTE: Make sure the headlamp bulb is good before continuing diagnostics.
  1. C1 CHECK THE LOW BEAM OPERATION 
    • Check the operation of the low beams.
    • Do the low beams operate correctly? 
    1. YES  : REPAIR circuit CLF08 (YE/VT) for an open. TEST the system for normal operation.
    2. NO  : Go to Pinpoint Test B .
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