Toyota CH-R Service Manual: Theft Deterrent System Presence Detection (B279C)

• *: Only detected while a malfunction is present.

NOTICE:

• When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Key. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
• Before replacing the ECM, refer to Registration.

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• After performing repairs, confirm that no DTCs are output by performing "DTC Output Confirmation Operation".

Theft Deterrent System Communication Line High Fixation (B279A)

Engine Immobiliser System Malfunction (B2799)

Other materials:

Toyota CH-R Service Manual > Blind Spot Monitor System: Lost Communication with Blind Spot Monitor Slave Module (U0232)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH (Master) judges that there is a communication problem with the blind spot monitor sensor RH (Slave). DTC No. Detection Item DTC Detection Condition Trouble Area U0232 ...

Toyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): Antenna Coil Open / Short (B2784)
DESCRIPTION When an open or short circuit is detected in the antenna coil built into the transponder key coil, the transponder key ECU assembly stores this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note ...