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Home >> Lexus >> 2008 >> GX 470 >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control >> Vehicle Stability Control System >> DTC C0226/21 SFR Solenoid Circuit; DTC C0236/22 SFL Solenoid Circuit; DTC C0246/23 SRR Solenoid Circuit; DTC C0256/24 SRL Solenoid Circuit; DTC C1225/25 SMC Solenoid Circuit; DTC C1226/26 SPC Solenoid Circuit; DTC C1227/27 SRC Solenoid Circuit; DTC C1228/28 STR Solenoid Circuit >> Inspection Procedure

Inspection Procedure

NOTE: When replacing the master cylinder solenoid, perform zero point calibration (See CALIBRATION  ).
  1. RECONFIRM DTC 

    HINT:

    These codes are detected when a problem is determined in the master cylinder solenoid.

    The solenoid circuit is in the master cylinder solenoid.

    Therefore, solenoid circuit inspection and solenoid unit inspection cannot be performed. Be sure to check if any DTC is output before replacing the master cylinder solenoid.

    1. Clear the DTCs (See DTC CHECK/CLEAR  ).
    2. Drive the vehicle at a speed of approximately 32 km/h (20 mph) or more for 60 seconds or more.
    3. Check if the same DTCs are detected (See DTC CHECK/CLEAR  ).

      Result 

      RESULT CHART

      Condition Proceed to
      DTC is output A
      DTC is not output B

    B: END 

    A: REPLACE MASTER CYLINDER SOLENOID 

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