Toyota Corolla (E120): Circuit description
The key unlock warning switch comes on when the ignition key is inserted in the key cylinder and goes off when the ignition key is removed.
Wiring diagram

Other materials:
Wireless remote control/electronic key battery
Replace the battery with a
new one if it is depleted.
As the key may be damaged
if the following procedure is
not performed properly, it is
recommended that key battery
replacement be performed
by your Toyota
dealer.
■If the key battery is depleted
The following symptoms may occur:
The smart ke ...
On–vehicle inspection
1. Inspect drive belt
Visually check the belt for excessive wear, frayed cords,
etc.
If any defect is found, replace the drive belt.
Hint:
cracks on the rib side of a belt are considered acceptable. If the
missing chunks from the ribs are found on the belt, it should be
replaced.
2 ...
Update contacts from phone
Operation methods differ between PBAP compatible and PBAP incompatible but OPP
compatible Bluetooth® phones.
If your cellular phone is neither PBAP nor OPP compatible, the contacts cannot
be transferred.
■ For PBAP Compatible Bluetooth® Phones
1 Select “Update Contacts from Phone” ...


