Theft Deterrent System (W/ Entry And Start System) Ig Power Source Circuit

Vehicle Interior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Theft Deterrent Keyless Entry. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK BASIC FUNCTION (POWER SOURCE MODE FUNCTION)

INSPECT FUSE (IGN)

CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU [SMART KEY ECU ASSEMBLY] - BATTERY AND BODY GROUND)

THEFT DETERRENT SYSTEM (w/ Entry and Start System) - IG Power Source Circuit


DESCRIPTION

  1. When the engine switch is turned on (IG), positive (+) battery voltage is applied to the certification ECU (smart key ECU assembly).

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Theft Deterrent Keyless Entry.Entry And Start System (For Entry Function).Theft Deterrent System (W/ Entry And Start System) Ig Power Source Circuit


INSPECTION PROCEDURE

1.CHECK BASIC FUNCTION (POWER SOURCE MODE FUNCTION)

  1. Check the basic function of the power source mode function.

    OK:
    Basic function operates normally.


NG
GO TO ENTRY AND START SYSTEM (for Start Function) (Click here)
OK


2.INSPECT FUSE (IGN)

  1. Remove the IGN fuse from the engine room relay block.

  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    IGN fuse
    		Always
    		Below 1 Ω


NG
REPLACE FUSE
OK


3.CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU [SMART KEY ECU ASSEMBLY] - BATTERY AND BODY GROUND)
Land Cruiser. Urj200, 202 Grj200 Vdj200.Theft Deterrent Keyless Entry.Entry And Start System (For Entry Function).Theft Deterrent System (W/ Entry And Start System) Ig Power Source Circuit

  1. Disconnect the E29 ECU connector.

  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    E29-17 (E) - Body ground
    		Always
    		Below 1 Ω

  1. Measure the voltage according to the value(s) in the table below.

    Standard Voltage:
    Tester Connection
    		Switch Condition
    		Specified Condition
    E29-18 (IG) - Body ground
    		Engine switch on (IG)
    		11 to 14 V


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (Click here)