PRECAUTION
PRECAUTIONS WHEN USING TECHSTREAM
(a) After all DTCs are cleared, check if the malfunction occurs again 6 seconds after turning the ignition switch ON.
PRECAUTIONS FOR THE KEY
(a) The key is a precision instrument. Be sure to observe the following:
(1) Do not drop or strike the key.
(2) Do not allow the key to be kept in a high temperature place for a long time.
(3) Do not use an ultrasonic washing machine to clean the key.
(4) Keep the key away from magnets or magnetized items during use.
(5) Do not attach any stickers to the key.
PRECAUTION FOR REGISTRATION
(a) If replacing any of the following parts, refer to Registration.
NOTICE:
Any keys or ECUs for which registration has been performed cannot be reused.
(1) Key
(2) Transponder key ECU assembly
(3) ECM
Parts Location
System DiagramToyota CH-R Service Manual > Can Communication System: Check Bus 4 Line for Short to GND
DESCRIPTION
There may be a short circuit between one of the CAN bus lines and GND when there
is no resistance between terminal 22 (CA2H) of the central gateway ECU (network
gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 7 (CA2L) of the central
gateway ECU (network gateway ECU) and ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION
This DTC is stored when items controlled by the main body ECU (multiplex network
body ECU) cannot be customized via the audio and visual system vehicle customization
screen.
HINT:
The main body ECU (multiplex network body ECU) controls the items for the following
systems that ar ...