Toyota Corolla (E170) 2014–2019 Owners Manual / When trouble arises / Steps to take in an emergency
Toyota Corolla (E170): Steps to take in an emergency
- If your vehicle needs to be towed
- If you think something is wrong
- Fuel pump shut off system
- If a warning light turns on or a warning buzzer sounds
- If a warning message or indicator is displayed (vehicles with a multi-information display)
- If you have a flat tire
- If the engine will not start
- If the shift lever cannot be shifted from P (except vehicles with a manual transmission)
- If the electronic key does not operate properly (vehicles with a smart key system)
- If the vehicle battery is discharged
- If your vehicle overheats
- If the vehicle becomes stuck
Other materials:
Inspection procedure
1 Check airbag sensor assy center connector
Disconnect negative (–) terminal cable from the battery, and wait at
least for 90 seconds.
check the connection of the airbag sensor assy center connectors.
2 Check air bag sensor assy center
Sst 09843–18040
Connect the n ...
Circuit description
In the diagram below, when the engine is cranked, current flows from terminal
st2 of the ignition switch to
the starter relay coil and also current flows to terminal sta of the ecm (sta
signal).
When the sta signal and ne signal are input to the ecm, tr is turned on, current
flows to the c ...
Key confinement prevention function does not work
properly (unlock warning switch circuit)
Circuit description
The unlock warning switch turns on when the key is inserted in the ignition
key cylinder and the door courtesy
switch turns on when the driver’s door is opened, and the integration relay
monitors both switches conditions.
According to these switches conditions, the int ...


