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


THEFT DETERRENT SYSTEM (w/ Entry and Start System) - HOW TO PROCEED WITH TROUBLESHOOTING

  • HINT:
Use these procedures to troubleshoot the theft deterrent system.
*: Use the intelligent tester.
Troubleshooting of the theft deterrent system is based on the premise that the door lock control system, the wireless door lock control system, the lighting system, the horn system, the engine immobiliser system and the entry and start system are operating normally. Check these systems first before troubleshooting the theft deterrent system.

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.INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

Use the intelligent tester to check if the CAN communication system is functioning normally.

Result
ResultProceed to
CAN DTC is not outputA
CAN DTC is output (for LHD)B
CAN DTC is output (for RHD)C
B.
Go to CAN COMMUNICATION SYSTEM ()
C.
Go to CAN COMMUNICATION SYSTEM ()
A
4.CHECK LIN COMMUNICATION SYSTEM*

The theft deterrent system uses the LIN communication system to communicate. Check that the LIN communication system is functioning normally.

Result
ResultProceed to
LIN communication system is normalA
LIN communication system is malfunctioningB
B.
Go to LIN COMMUNICATION SYSTEM ()
A
5.CHECK FOR DTC*

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

Clear the DTC ().

Based on the DTCs output above, try to force output of the same DTC by simulating the symptoms indicated by the DTC. Then recheck for DTCs.

Result
ResultProceed to
DTC output does not reoccurA
DTC output reoccursB
B.
Go to step 7
A
6.PROBLEM SYMPTOMS TABLE

Refer to 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 8
A
7.OVERALL ANALYSIS AND TROUBLESHOOTING*

Data List / Active Test ()

Terminals of ECU ()

Operation Check ()

Inspection

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8.REPAIR OR REPLACE
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9.CONFIRMATION TEST
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END
THEFT DETERRENT / KEYLESS ENTRY
Land Cruiser URJ200 URJ202 GRJ200 VDJ200
THEFT DETERRENT SYSTEM w/ Entry and Start System