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

Vehicle Interior. Land Cruiser. Urj200, 202 Grj200 Vdj200

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

INSPECTION PROCEDURE

INSPECT FUSE (IMB)

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

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

DESCRIPTION

This circuit provides power to operate 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) Certification Ecu Power Source Circuit

INSPECTION PROCEDURE

1.INSPECT FUSE (IMB)

Remove the IMB fuse from the engine room relay block.

Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
IMB fuse
Always
Below 1 Ω

NG

REPLACE FUSE

OK

2.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) Certification Ecu Power Source Circuit

Disconnect the E29 ECU connector.

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

Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
Condition
Specified Condition
E29-1 (+B) - Body ground
Always
11 to 14 V

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

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