Installation
PrecautionToyota CH-R Service Manual > Can Communication System: Open in One Side of Bus 4 Branch Line
DESCRIPTION
When the CAN bus main lines are normal (no open, short to ground, short to +B
or short between lines) and there is an ECU or sensor on the "Communication Bus
Check" screen that is indicated as not communicating or whose connection status
on the "Communication Bus Ch ...
Toyota CH-R Service Manual > Smart Key System(for Entry Function): Open in Driver Side Electrical Antenna Circuit (B27A1)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
transmits the signal to the front door outside handle assembly LH (electrical key
antenna) at intervals of 0.25 seconds. For the front door outside handle assembly
LH (electrical key antenna) to detect w ...