Fail-safe chart
Data listAntenna coil open / short
Description
The transponder key coil receives key code signals from the transponder chip
in the key grip. The coil
built into the transponder key amplifier amplifies the key code signals and
outputs the signal to the
transponder key ecu.
Wiring diagram
Inspection procedure
R ...
Diagnosis system
Description
Key reminder warning system data can be read
through the data link connector 3 (dlc3) of the
vehicle. When the system seems to be
malfunctioning, use the intelligent tester (with can
vim) to check for malfunctions and perform repairs.
Check dlc3
The vehi ...
If a warning light turns on or
a warning buzzer sounds
Calmly perform the following actions if any of the warning
lights comes on or flashes. If a light comes on or flashes, but
then goes off, this does not necessarily indicate a malfunction
in the system. However, if this continues to occur, have
the vehicle inspected by your Toyota dealer.
Actions to ...