Toyota Corolla (E170) 2014–2019 Owners Manual / Driving / Driving procedures
Toyota Corolla (E170): Driving procedures
- Engine (ignition) switch (vehicles without a smart key system)
- Engine (ignition) switch (vehicles with a smart key system)
- Automatic transmission
- Continuously variable transmission (vehicles without paddle shift switches)
- Continuously variable transmission (vehicles with paddle shift switches)
- Manual transmission
- Turn signal lever
- Parking brake
Other materials:
Circuit description
The rotary solenoid type idle air control (iac) valve is located
under the throttle body and intake air bypassing the throttle
valve flows into the iac valve through the passage.
In this way the intake air volume bypassing the throttle valve is
regulated, controls the engine speed.
The ...
Inspection procedure
1 Check p squib circuit(airbag sensor assy center – instrument
panel passenger airbag assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the instrument panel ...
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 ...


