PRECAUTION
IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are used in this section.
Expression |
Ignition Switch (Position) |
Engine Switch (Condition) |
---|---|---|
Ignition Switch off |
LOCK |
Off (Lock) |
Ignition Switch ACC |
ACC |
On (ACC) |
Ignition Switch ON |
ON |
On (IG) |
Engine Start |
START |
On (Start) |
Toyota CH-R Service Manual > Pre-collision System: Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129,U023A)
DESCRIPTION
These DTCs are stored when a communication malfunction occurs between ECUs that
perform pre-collision control.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM / PCM & ...
Toyota CH-R Service Manual > Lin Communication System: Double Locking ECU Communication Stop (B1249)
DESCRIPTION
The main body ECU (multiplex network body ECU) stores this DTC when communication
with the double lock door control relay assembly stops for 10 seconds or more.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
B1 ...