FixVault

Ignition Switch & Key Unlock Warning System: Inspection

  1. INSPECT IGNITION SWITCH CONTINUITY 
    Fig 1: Identifying Ignition Switch Terminals
    G02840285Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    IGNITION SWITCH CONTINUITY REFERENCE

    Switch Position Tester Connection Specified Condition
    LOCK   No Continuity
    ACC 2 - 3 Continuity
    ON 2 - 3 - 4, 6 - 7 Continuity
    START 1 - 2 - 4, 6 - 7 - 8 Continuity

    If continuity is not as specified, replace the switch.

  2. INSPECT KEY UNLOCK WARNING SWITCH CONTINUITY 
    Fig 2: Inspecting Key Unlock Warning Switch Continuity
    G02840286Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    KEY UNLOCK WARNING SWITCH CONTINUITY REFERENCE

    Switch Position Tester Connection Specified Condition
    OFF (Key Removed)   No Continuity
    ON (Key Set) 1 - 2 Continuity

    If continuity is not as specified, replace the switch.