SYSTEM DIAGRAM

Precaution
System DescriptionToyota CH-R Service Manual > Can Communication System: Certification ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Certification ECU Communication Stop Mode
Any of the following conditions are met:
Communication stop for "Certification (Smart)" is indicated
on the "Comm ...
Toyota CH-R Service Manual > Smart Key System(for Start Function): Detecting Vehicle Submersion (B2277)
DESCRIPTION
This DTC is stored when a malfunction in the water submersion detection circuit
inside the certification ECU (smart key ECU assembly) is detected.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
...