LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2003 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 768 (Brakes - Abs With EBD & BA & TRAC & VSC (Diagnostics)) >> How To Proceed With Troubleshooting

How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.

The hand-held tester can be used at step 3, 5, 6, 9, 12, and 15.

  1. VEHICLE BROUGHT TO WORKSHOP 

    NEXT 

  2. CUSTOMER PROBLEM ANALYSIS CHECK  

    NEXT 

  3. I DTC CHECK AND CLEAR AND FREEZE FRAME DATA (SEE  DTC CHECK/CLEAR   AND  FREEZE FRAME DATA   ) 

    NEXT 

  4. PROBLEM SYMPTOM CONFIRMATION 

    NEXT 

  5. CHECK CAN COMMUNICATION SYSTEM (SEE  HOW TO PROCEED WITH TROUBLESHOOTING  ) 
    1. Check for output DTCs.

      HINT:

      The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.

      1. CAN SYSTEM DTC IS OUTPUT: PROCEED TO CAN COMMUNICATION SYSTEM 
      2. NO: CAN SYSTEM DTC IS OUTPUT: GO TO STEP 6 
  6. DTC CHECK/CLEAR  

    NEXT 

  7. PROBLEM SYMPTOM SIMULATION 
    1. SYMPTOM DOES NOT OCCUR: GO TO STEP 8 
    2. SYMPTOM OCCURS: GO TO STEP   9 
  8. SYMPTOM SIMULATION (SEE  HOW TO PROCEED WITH TROUBLESHOOTING  ) 

    NEXT 

  9. DTC CHECK (OTHER THAN CAN SYSTEM PTC) (SEE  DTC CHECK/CLEAR   ) 
    1. NORMAL SYSTEM CODE: GO TO STEP 10 
    2. TROUBLE CODE: GO TO STEP   11 
  10. PROBLEM SYMPTOMS TABLE  

    NEXT 

    GO TO STEP 12 

  11. DIAGNOSTIC TROUBLE CODE CHART  

    NEXT 

  12. CIRCUIT INSPECTION (SEE DTC C0200/31 RIGHT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION, DTC C0205/32 LEFT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION, DTC C1235/35 METAL STICK TO SPEED SENSOR (FR), DTC C1236/36 METAL STICK TO SPEED SENSOR (FL)  TO TS AND CG TERMINAL CIRCUIT  )

    NEXT 

  13. IDENTIFICATION OF PROBLEM 

    NEXT 

  14. REPAIR OR REPLACE 

    NEXT 

  15. CONFIRMATION TEST 

    NEXT 

    END