Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - THEFT DETERRENT / KEYLESS ENTRY


ENGINE IMMOBILISER SYSTEM (w/ Entry and Start System) - HOW TO PROCEED WITH TROUBLESHOOTING

  • HINT:
Use these procedures to troubleshoot the engine immobiliser system.
*: Use the intelligent tester.

1.VEHICLE BROUGHT TO WORKSHOP
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2.INSPECT BATTERY VOLTAGE
  • Standard voltage:
  • 11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
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3.CHECK FOR DTC*

Check for DTCs and make a note of any codes that are output ().

Clear the DTCs ().

Recheck for DTCs (). Based on the DTCs output above, try to cause the output of the same SFI system or ECD system DTC, LIN communication system DTC, steering lock system DTC or engine immobiliser system DTC by simulating the symptoms indicated by the DTC.

Result
ResultProceed to
DTC is not outputA
SFI system (for 1GR-FE) DTC is outputB
SFI system (for 1UR-FE) DTC is outputC
ECD system (for 1VD-FTV) DTC is outputD
SFI system (for 3UR-FE) DTC is outputE
LIN communication system DTC is outputF
Steering lock system DTC is outputG
Engine immobiliser system DTC is outputH
B.
Go to DIAGNOSTIC TROUBLE CODE CHART ()
C.
Go to DIAGNOSTIC TROUBLE CODE CHART ()
D.
Go to DIAGNOSTIC TROUBLE CODE CHART ()
E.
Go to DIAGNOSTIC TROUBLE CODE CHART ()
F.
Go to DIAGNOSTIC TROUBLE CODE CHART ()
G.
Go to DIAGNOSTIC TROUBLE CODE CHART ()
H.
Go to DIAGNOSTIC TROUBLE CODE CHART ()
A
4.PROBLEM SYMPTOMS TABLE

Refer to the problem symptoms table ().

Result
ResultProceed to
Fault is not listed in problem symptoms tableA
Fault is listed in problem symptoms tableB
B.
Go to step 6
A
5.OVERALL ANALYSIS AND TROUBLESHOOTING*

Data List/Active Test ()

Terminals of ECU ()

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6.ADJUST, REPAIR OR REPLACE
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7.CONFIRMATION TEST
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END