Toyota Corolla (E170) 2014–2019 Owners Manual / Driving / Driving procedures / Engine (ignition) switch (vehicles with a smart key system) / Changing engine switch modes
Toyota Corolla (E170): Changing engine switch modes
Modes can be changed by pressing the engine switch with the brake pedal (continuously variable transmission) or clutch pedal (manual transmission) released. (The mode changes each time the switch is pressed.)
► Vehicles without a multi-information display Off*
The emergency flashers can be used.
The smart key system indicator light (green) is off.
ACCESSORY mode
Some electrical components such as the audio system can be used.
The smart key system indicator light (green) flashes slowly.
IGNITION ON mode
All electrical components can be used.
The smart key system indicator light (green) flashes slowly.
*: Vehicles with a continuously variable transmission: If the shift lever is in a position other than P when turning off the engine, the engine switch will be turned to ACCESSORY mode, not to off.

► Vehicles with a multi-information display Off*
The emergency flashers can be used.
The multi-information display will not be displayed.
ACCESSORY mode
Some electrical components such as the audio system can be used.
“POWER ON” will be displayed on the multi-information display.
IGNITION ON mode
All electrical components can be used.
“POWER ON” will be displayed on the multi-information display.
*: Vehicles with a continuously variable transmission: If the shift lever is in a position other than P when turning off the engine, the engine switch will be turned to ACCESSORY mode, not to off.

Other materials:
Basic inspection
When the malfunction is not confirmed in the dtc check, troubleshooting
should be carried out in all the
possible circuits considered as causes of the problem. In many cases, by
carrying out the basic engine check
shown in the following flowchart, the location causing the problem can be found ...
Wireless remote control/electronic key battery
Replace the battery with a new one if it is depleted.
You will need the following items:
● Flathead screwdriver
● Small flathead screwdriver
● Lithium battery CR2016 (vehicles without a smart key system), or CR2032 (vehicles
with a smart key system)
Replacing the battery
...
Circuit description
The crankshaft position sensor (ne signal) consists of a magnet, iron core
and pickup coil.
The ne signal plate (crankshaft position sensor plate) has 34 teeth and is
installed on the crankshaft. The
ne signal sensor generates 34 signals for each engine revolution. This sensor
monitors a p ...


