FixVault

Section 509 (Ignition Switch And Key Unlock Warning Switch): Inspection

WARNING: This page is about a different car, the 2006 Toyota Tundra and 2005 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
  1. Double cab: 

    INSPECT IGNITION SWITCH CONTINUITY 

    SWITCH POSITION AND TESTER CONNECTION SPECIFICATION

    Switch Position Tester Connection Specified Condition
    ACC 1 - 3 Continuity
    ON 1 - 2 - 3 - 5 - 6 Continuity
    START 1 - 2 - 4 - 5 - 6 Continuity

    If the continuity is not as specified, replace the switch.

    Fig 1: Inspecting Ignition Switch Connector Terminal
    G02646982Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Except double cab: 

    INSPECT IGNITION SWITCH CONTINUITY 

    SWITCH POSITION AND TESTER CONNECTION SPECIFICATION

    Switch Position Tester Connection Specified Condition
    ACC 2 - 3 Continuity
    ON 2 - 3 - 4 - 6 - 7 Continuity
    START 1 - 2 - 4 - 6 - 7 - 8 Continuity

    If the continuity is not as specified, replace the switch.

    Fig 2: Inspecting Ignition Switch (Except Double Cab)
    G02646983Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSPECT KEY UNLOCK WARNING SWITCH CONTINUITY 
    SWITCH POSITION AND TESTER CONNECTION SPECIFICATION

    Switch Position Tester Connection Specified Condition
    Switch not pushed (Key removed) 1 - 2 No continuity
    Switch pushed (Key inserted) 1 - 2 Continuity

    If the continuity is not as specified, replace the switch.

    Fig 3: Inspecting Key Unlock Warning Switch
    G02646984Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002