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:
Antenna cord sub–assy
Replacement
Hint: components:
1. Remove instrument panel sub–assy upper
Hint:
refer to the procedure until the step, ”remove instrument panel sub–assy
upper” of
instrument panel sub–assy lower.
Remove the related parts as long as the antenna cord sub–assy can be
removed ...
On–vehicle inspection
1. Inspect wireless door lock control functions
Hint:
the switch described in this text is a switch for transmitting
signals (lock switch, unlock switch
and panic switch) which is built into the door control transmitter.
All the functions listed below must be checked in the remote contro ...
General information
There are many ecu controlled systems used in the corolla. In general, ecu
controlled system are considered
to be very intricate and require a high level of technical knowledge and expert
skill to troubleshoot.
The fact is, however, that if you proceed by inspecting the circuits one by one, ...


