Toyota CH-R Service Manual: Entry Interior Alarm does not Sound

NOTICE:

• The smart key system (for Entry Function) uses the LIN communication system and CAN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the smart key system (for Entry Function) after confirming that the communication systems are functioning properly.

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• 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.

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• After repair, confirm that no DTCs are output.

Front Passenger Side Door Entry Lock Function does not Operate

DESCRIPTION If the entry lock function does not operate for the front passenger door only, but the entry unlock function operates, the request code is being transmitted properly from the for pass ...

Back Door Entry Unlock Function does not Operate

DESCRIPTION If the entry unlock function does not operate for the back door only, but the entry lock function operates, the request code is being transmitted properly from the back door. In this ...

Other materials:

Toyota CH-R Service Manual > Can Communication System: Open in Bus 5 Main Bus Line
DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 15 (CA5H) and 16 (CA5L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals ...

Toyota CH-R Service Manual > Airbag System: Side Airbag Sensor Assembly No.2 (RH) (B162A/2A)
DESCRIPTION The side collision sensor RH circuit (bus 2) consists of the airbag sensor assembly and floor side airbag sensor RH. The floor side airbag sensor RH detects impacts to the vehicle and sends signals to the airbag sensor assembly to determine if the airbags and pretensioners should ...