Transmitter Battery(w/o Smart Key System)Toyota CH-R Service Manual > Immobiliser System(w/ Smart Key System): Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION
When there is a short to GND in the power supply for the transponder key amplifier
of the engine switch, the certification ECU (smart key ECU assembly) stores this
DTC.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
...
Toyota CH-R Service Manual > Lighting System: ACC Signal Circuit
DESCRIPTION
This circuit detects the ignition switch ACC or off condition, and sends it to
the main body ECU (multiplex network body ECU).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following procedu ...