2009 Toyota Sienna CEFACTORY OEM SERVICE PROCEDURE

Inspection Procedure

WARNING: This page is about a different car, the 2009 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: When replacing the brake actuator assembly, perform zero point calibration (See CALIBRATION ).
  1. CHECK ABS CONTROL SYSTEM 
    1. Clear the DTCs (See DTC CHECK / CLEAR ).
    2. Start the engine.
    3. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.
    4. Check if the same DTC is recorded (See DTC CHECK / CLEAR ).

    Result 

    RESULT CHART

    Result Proceed to
    DTC (ABS control system DTC) is not output A
    DTC (ABS control system DTC) is output B

    B: REPAIR CIRCUIT INDICATED BY OUTPUT DTC  (See DIAGNOSTIC TROUBLE CODE CHART )

    A: Go to next step 

  2. RECONFIRM DTC 
    1. Turn the ignition switch off.
    2. Clear the DTCs (See DTC CHECK / CLEAR ).
    3. Start the engine.
    4. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.
    5. Check if the same DTC is recorded (See DTC CHECK / CLEAR ).

    Result 

    RESULT CHART

    Result Proceed to
    DTC (43) is not output A
    DTC (43) is output B

    B: REPLACE BRAKE ACTUATOR ASSEMBLY  (See REMOVAL )

    A: CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION)  (See DIAGNOSIS SYSTEM )

Chapter Navigation
Return to Chapter: DTC 43 ABS Control System Malfunction
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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.