STEERING LOCK SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

VEHICLE BROUGHT TO WORKSHOP

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INSPECT BATTERY VOLTAGE

If the voltage is below 11 V, recharge or replace the battery before proceeding.

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CHECK DTC*

1. Check for DTCs and make a note of any codes that are output Click here.

2. Clear the DTCs Click here.

3. Recheck for DTCs Click here. Based on the DTCs output above, try to cause the output of the same wireless door lock control system DTC, LIN communication system DTC, steering lock system DTC, engine immobiliser system DTC or entry and start system (for entry function) DTC by reproducing the symptoms indicated by the DTC.

   Result

   Result	Proceed to
   DTC is not output	A
   Wireless door lock control system DTC is output	B
   LIN communication system DTC is output	C
   Steering lock system DTC is output	D
   Engine immobiliser system DTC is output	E
   Entry and start system (for entry function) DTC is output	F

   
   

   B

   Go to WIRELESS DOOR LOCK CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) Click here

   C

   Go to LIN COMMUNICATION SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) Click here

   D

   Go to DIAGNOSTIC TROUBLE CODE CHART Click here

   E

   Go to ENGINE IMMOBILISER SYSTEM (w/Entry and Start System) (DIAGNOSTIC TROUBLE CODE CHART) Click here

   F

   Go to ENTRY AND START SYSTEM (for Entry Function) (DIAGNOSTIC TROUBLE CODE CHART) Click here

   A

PROBLEM SYMPTOMS TABLE

1. Refer to Problem Symptoms Table Click here.

   Result

   Result	Proceed to
   Fault is not listed in problem symptoms table	A
   Fault is listed in problem symptoms table	B

   
   

   B

   Go to step 6

   A

OVERALL ANALYSIS AND TROUBLESHOOTING*

1. Terminals of ECU Click here.

2. Data List / Active Test Click here.

   
   

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REPAIR OR REPLACE

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CONFIRMATION TEST

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