Toyota CH-R Service Manual: How To Proceed With Troubleshooting

HINT:

• When CAN communication system DTCs are output, repair the CAN communication system first.
• If DTC U0100, U0123, U0126 and/or U0142 are among the CAN communication DTCs that are output, first use the Data List to check for a momentary open circuit.
• If the Techstream cannot communicate with the skid control ECU (brake actuator assembly), inspect the CAN communication system.
• If there is no response from the skid control ECU (brake actuator assembly), inspect the +BS circuit of the skid control ECU (brake actuator assembly).

Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS CHECK FOR INTERMITTENT PROBLEMS HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected us ...

Calibration

CALIBRATION DESCRIPTION (a) Refer to the table below and then perform the necessary operation according to the part to be replaced in order to perform calibration. Parts to be Replaced ...

Other materials:

Toyota CH-R Service Manual > Power Steering System: Assist Map Number Mismatch (C1582)
DESCRIPTION When an incorrect ECM, main body ECU (multiplex network body ECU) or skid control ECU (brake actuator assembly) is installed after the assist map has been written to the power steering ECU assembly, DTC C1582 is stored because the information stored in the power steering ECU assem ...

Toyota CH-R Service Manual > Power Door Lock Control System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each sy ...