Toyota CH-R Service Manual: Diagnostic Trouble Code Chart

Fail-safe Chart

FAIL-SAFE CHART AUTOMATIC HIGH BEAM SYSTEM (a) The main body ECU (multiplex network body ECU) operates in fail-safe mode if an abnormal condition such as those listed below has been detected. ...

Automatic High Beam System (B124B)

DESCRIPTION This DTC is stored when the main body ECU (multiplex network body ECU) detects malfunctions in the automatic high beam system. DTC No. Detection Item D ...

Other materials:

Toyota CH-R Service Manual > Power Steering System: PIG Power Supply Voltage (C1552,C1554)
DESCRIPTION If a problem occurs in the system, the power source relay circuit and the motor relay circuit are shut off to stop power assist. The ECU must be replaced when there is a problem with the relays because the relays are built into the ECU. DTC No. Detection Item ...

Toyota CH-R Service Manual > Vehicle Stability Control System: Stop Light Switch OFF Stuck Malfunction (C1426)
DESCRIPTION The skid control ECU (brake actuator assembly) receives stop light switch signals and uses them to determine whether or not the brakes are applied. The skid control ECU (brake actuator assembly) has a detection circuit that it uses to detect a short in the stop light input line or ...