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Home >> Toyota >> 2021 >> 4Runner TRD Pro >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Vehicle Stability Control System (For Hydraulic Brake Booster) - Diagnostic Codes (43, C0226-C1422) >> VEHICLE STABILITY CONTROL SYSTEM (for Hydraulic Brake Booster) >> DTC C0226: SFR Solenoid Circuit; DTC C0236: SFL Solenoid Circuit; DTC C0246: SRR Solenoid Circuit; DTC C0256: SRL Solenoid Circuit; DTC C1225: SM Solenoid Circuit; DTC C1226: SA2 Solenoid Circuit; DTC C1227: SA3 Solenoid Circuit; DTC C1228: STR Solenoid Circuit [08/2015 - 08/2019] >> Description

DTC C0226: SFR Solenoid Circuit; DTC C0236: SFL Solenoid Circuit; DTC C0246: SRR Solenoid Circuit; DTC C0256: SRL Solenoid Circuit; DTC C1225: SM Solenoid Circuit; DTC C1226: SA2 Solenoid Circuit; DTC C1227: SA3 Solenoid Circuit; DTC C1228: STR Solenoid Circuit [08/2015 - 08/2019]: Description

The solenoid turns on when signals are received from the skid control ECU and controls the pressure acting on the wheel cylinders, thus controlling braking force.

DTC Code DTC Detection Condition Trouble Area
C0226 An open or short circuit in the SFRH or SFRR circuit continues for 0.05 seconds or more.
  • SFRH or SFRR circuit
  • Master cylinder solenoid
C0236 An open or short circuit in the SFLH or SFLR circuit continues for 0.05 seconds or more.
  • SFLH or SFLR circuit
  • Master cylinder solenoid
C0246 An open or short circuit in the SRRH or SRRR circuit continues for 0.05 seconds or more.
  • SRRH or SRRR circuit
  • Master cylinder solenoid
C0256 An open or short circuit in the SRLH or SRLR circuit continues for 0.05 seconds or more.
  • SRLH or SRLR circuit
  • Master cylinder solenoid
C1225 An open or short circuit in the SMCF circuit continues for 0.05 seconds or more.
  • SMCF circuit
  • Master cylinder solenoid
C1226 An open or short circuit in the SREA circuit continues for 0.05 seconds or more.
  • SREA circuit
  • Master cylinder solenoid
C1227 An open or short circuit in the SREC circuit continues for 0.05 seconds or more.
  • SREC circuit
  • Master cylinder solenoid
C1228 An open or short circuit in the STR circuit continues for 0.05 seconds or more.
  • STR circuit
  • Master cylinder solenoid