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 > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted
Air Conditioner Pressure Sensor): Pressure Sensor Circuit (B1423)
DESCRIPTION
This DTC is stored if refrigerant pressure on the high pressure side is extremely
low (195 kPa (2.0 kgf/cm2, 28 psi) or less) or extremely high (2812 kPa (28.7 kgf/cm2,
408 psi) or more). The air conditioner pressure (2 words) sensor, which is installed
to the high pressure side p ...
Toyota CH-R Service Manual > Safety Connect System: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Telematics / Trouble Codes.
Body Electrical > Telematics > Trouble Codes
(e) Check the details of the DTC(s). ...