Toyota Corolla (E170) 2014–2019 Owners Manual / When trouble arises / Steps to take in an emergency / If a warning light turns on or a warning buzzer sounds
Toyota Corolla (E170): 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.
- Warning light and warning buzzer list
- Follow the correction procedures. (vehicles with a smart key system and with a drive monitor display)
Other materials:
Inspection procedure
Hint:
if different dtcs related to different systems that have terminal e2
as the ground terminal are output
simultaneously, terminal e2 may be open.
Read freeze frame data using the hand-held tester or the obd ii scan
tool. Freeze frame data records
the engine conditions when a malf ...
Locking the doors from the outside without a key
1 Move the inside lock button to the lock position.
2 Close the door.
► Vehicles without a smart key system
The door cannot be locked if either of the front doors is open and the key is in
the engine switch.
► Vehicles with a smart key system
The door cannot be locked if the engin ...
Inspection procedure
Hint:
hand–held tester only:
narrowing down the trouble area is possible by performing ”a/f control” active
test (heated oxygen
sensor or other trouble areas can be distinguished).
perform active test using hand–held tester (a/f control).
Hint:
”a/f control” is the act ...


