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:
Monitor description
The battery supplies electricity to the ecm even when the ignition switch is
off. This electricity allows the
ecm store data such as dtc history, freeze frame data, fuel trim values, and
other data. If the battery voltage
falls below a minimum level, the ecm will conclude that there is a fault ...
Inspection
1. Thermostat
Hint:
the thermostat is numbered with the valve opening temperature.
Immerse the thermostat in water and gradually heat the
water.
check the valve opening temperature.
Valve opening temperature:
80 to 84 c (176 to 183 f)
Hint:
if the valve opening temperatur ...
Symptom confirmation and diagnostic trouble code
Hint:
the diagnostic system in corolla has various functions. The first
function is the diagnostic trouble
code (dtc) check, in which a malfunction in the signal circuits to the ecu
is stored in code form in
the ecu memory. Another function is the input signal check, which checks if
...


