DTC C0226/21 SFR Solenoid Circuit; DTC C0236/22 SFL Solenoid Circuit; DTC C0246/23 SRR Solenoid Circuit; DTC C0256/24 SRL Solenoid Circuit: Description

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

These solenoids turn on when signals are received from the skid control ECU and control the pressure acting on the wheel cylinders to control the braking force

DTC DETECTION CONDITION

DTC Code	DTC Detection Condition	Trouble Area
C0226/21 C0236/22 C0246/23 C0256/24	Any of the following is detected Open or short in the solenoid circuit continues for 0 05 seconds or more While outputting solenoid OFF, an open circuit continues for 0 05 seconds or more While outputting solenoid OFF, current continues to be applied for 0 05 seconds or more While outputting solenoid ON, overcurrent continues for 0 1 seconds or more While outputting solenoid ON, an open circuit continues for 0 05 seconds or more	Brake actuator assembly (Solenoid) Solenoid circuit Skid control ECU