Heated Steering Wheel System - How To Proceed With Troubleshooting

Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - STEERING COLUMN


HEATED STEERING WHEEL SYSTEM - HOW TO PROCEED WITH TROUBLESHOOTING

  • HINT:
Use these procedures to troubleshoot the heated steering wheel system.
*: Use the GTS.

1.VEHICLE BROUGHT TO WORKSHOP
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2.INSPECT AUXILIARY BATTERY VOLTAGE
  • Standard voltage:
  • 11 to 14 V

If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

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3.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 5
A
4.OVERALL ANALYSIS AND TROUBLESHOOTING*

Terminals of ECU ()

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5.REPAIR OR REPLACE
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6.CONFIRMATION TEST
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END