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HOMESERVICE MANUALSTOYOTA2007HIGHLANDER HYBRID, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)DRIVELINES & AXLESWHEEL HUBSAXLE (HYBRID)AXLE SYSTEMAWD WARNING REMAINS ONINSPECTION PROCEDURE
2007 Toyota Highlander Hybrid, FWD

Inspection Procedure

2007 Toyota Highlander Hybrid, FWDSECTION Inspection Procedure
  1. INSPECT SKID CONTROL ECU (POWER SOURCE CIRCUIT OF SKID CONTROL ECU) 
    1. Check the power source circuit of the skid control ECU (See DTC C1241/41 LOW BATTERY POSITIVE VOLTAGE; DTC C1242/42 OPEN IN IG1 / IG2 POWER SOURCE CIRCUIT

      HINT:

      According to the power source circuit inspection of the brake control system.

      OK: The skid control ECU power source circuit is normal. 

    NG: REPAIR POWER SOURCE CIRCUIT (ACCORDING TO POWER SOURCE CIRCUIT TROUBLESHOOTING) 

    OK: Go to Next Step 

  2. CHECK COMBINATION METER ASSEMBLY 
    1. Connect the intelligent tester to the DLC3.
    2. Start the engine and turn the intelligent tester main switch on.
    3. Select the "ACTIVE TEST" mode on the intelligent tester (See DATA LIST / ACTIVE TEST ).
    4. Check that the multi-information display is "ON" or "OFF" when using the intelligent tester.

      ACTIVE TEST: METER 

      ACTIVE TEST REFERENCE CHART

      Tester Display Test Part Control Range Diagnostic Note
      MULTI-DISP Multi-display All the dot in the multi-display is ON / OFF Conform that the vehicle is stopped, engine idling

      OK: The multi-information display turns on or off in accordance with the intelligent tester. 

    NG: REPLACE COMBINATION METER ASSEMBLY 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE  

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.