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Ignition Switch

  1. Disconnect connector from ignition switch on steering column. Note ignition switch terminal identification and ignition lock cylinder positions. See Fig 1.
  2. Using ohmmeter, check that continuity is as specified between indicated ignition switch terminals in relation to ignition lock cylinder position. See IGNITION SWITCH CONTINUITY  table. Replace ignition switch if defective.
    IGNITION SWITCH CONTINUITY

    Lock Cylinder Position Ignition Switch Terminal No. Specification
    LOCK (1) (1)
    ACC 1 & 3 Continuity
    ACC 1, 2, & 3; 5 & 6 Continuity
    START 1 & 2; 4, 5 & 6 Continuity
    (1) There should be no continuity between any terminals.
Fig 1: Ignition Switch Terminals & Ignition Lock Cylinder Positions
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