Toyota CH-R Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

LIN Communication System

DTC No.

Detection Item

Link

B1206

P/W Master Switch Communication Stop

B1249

Double Locking ECU Communication Stop

B2321

Driver Side Door ECU Communication Stop

B2322

Front Passenger Side Door ECU Communication Stop

B2323

Rear Door RH ECU Communication Stop

B2324

Rear Door LH ECU Communication Stop

B2325

LIN Communication Bus Malfunction

B2785

Communication Malfunction between ECUs Connected by LIN

B2786

No Response from Steering Lock ECU

B2789

No Response from ID BOX

B278C

Lost Communication with Power Source Control

    Dtc Check / Clear
    DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Main Body or S ...

    No Response from Steering Lock ECU (B2786)
    DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and steering lock ECU steering lock actuator or upper bracket assembly) stops for 10 s ...

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    Toyota CH-R Service Manual > Vehicle Stability Control System: Stop Light Control Relay Malfunction (C1380)
    DESCRIPTION When the dynamic radar cruise control system*1, pre-collision system*1 or brake hold control system operates, the skid control ECU outputs a stop light drive output (STPO) signal to illuminate the stop lights. *1: w/ Pre-collision System DTC No. Detection Ite ...

    Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): Sound Quality is Bad Only when CD is Played (Volume is Too Low)
    PROCEDURE 1. REPLACE CD AND RECHECK (a) Replace the CD with a known good one and check that the malfunction disappears. OK: Malfunction disappears. OK END NG REPLACE RADIO RECEIVER ASSEMBLY ...

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