Emission inspection and maintenance (I/M) programs
Do-it-yourself service precautionsToyota CH-R Service Manual > Immobiliser System(w/ Smart Key System): Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) The certification ECU (smart key ECU assembly) and ECM control the vehicle
immobiliser system functions. Immobiliser system data and Diagnostic Trouble Codes
(DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).
In some cases, a malfunction may ...
Toyota CH-R Service Manual > Tire Pressure Warning System: No Signal from Transmitter ID1 (C2121/21-C2125/25,C2181/81-C2185/85)
DESCRIPTION
The tire pressure warning valve and transmitters that are installed in the tire
and wheel assemblies measure the tire pressures. The measured values are transmitted
to the tire pressure warning ECU and receiver in the vehicle as radio waves. The
ECU compares the measured tire pres ...