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:
On–vehicle inspection
1. Inspect brake booster
Airtightness check.
Start the engine and stop it after 1 or 2 minutes. Depress
the brake pedal several times slowly.
Hint:
if the pedal goes down farthest at the 1st time, but gradually
rises after the 2nd or 3rd time, the booster is airtight.
...
Replacement
Hint:
installation is in the reverse order of the removal. But the installation is
indicated only when it has a point.
1. Remove luggage compartment door cover
2. Remove rear spoiler
remove the 2 screws.
disconnect the wire harness connector.
put protective tape.
&nb ...
Circuit description
The vapor pressure sensor and the vsv for the canister closed valve (ccv) are
used to detect abnormalities
in the evaporative emission control system. The ecm decides whether there is an
abnormality in the evaporative
emission control system based on the vapor pressure sensor signal.
Dtc p0 ...


