Toyota Corolla (E170) 2014–2019 Owners Manual / Maintenance and care / Maintenance / General maintenance / Vehicle exterior
Toyota Corolla (E170): Vehicle exterior

CAUTION
■If the engine is running
Turn the engine off and ensure that there is adequate ventilation before performing maintenance checks.
Other materials:
Inspection procedure
Hint:
if dtcs besides misfire are memorized simultaneously, first perform
the troubleshooting for them.
Read freeze frame data using the hand-held tester or the obd ii scan
tool. Freeze frame data records
the engine conditions when a malfunction is detected. When troubleshooting,
it ...
Fuel information
You must only use unleaded
gasoline.
Select octane rating of 87
(Research Octane Number
91) or higher. Use of
unleaded gasoline with an
octane rating lower than 87
may result in engine knocking.
Persistent knocking
can lead to engine damage.
At minimum, the gasoline you
use should meet the specifi ...
Circuit description
This circuit turns on the magnetic clutch inside the actuator during cruise
control operation according to the
signal from the ecu. If a malfunction occurs in the actuator or speed sensor,
etc. During cruise control operation,
the rotor shaft between the motor and control plate is released.
...


