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Light Control Switch

  1. With light control switch in OFF position, no continuity should exist between terminals B3, B4, B12 and B13 of 18-pin connector "B". See Fig 1. With light control switch in TAIL position, continuity should exist between terminals B3 and B4. There should be no continuity to terminal B12 and B13 with switch in this position.
  2. With light control switch in HEAD position, continuity should exist between terminals B3, B4 and B13. With light control switch in AUTO position, continuity should exist between terminals B4 and B12. If continuity is not as specified, replace switch.
Fig 1: Combination Switch Functions & Connector Terminal ID
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