Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / Setup (Multimedia system) / Display settings / Adjusting the screen contrast/brightness
Toyota Corolla (E170): Adjusting the screen contrast/brightness
1 Select “General” on the “Display Settings” screen.
2 Adjust the display as desired by selecting “+” or “-”.
Other materials:
Circuit description
A thermistor is built in the engine coolant temperature sensor and changes
the resistance value according
to the engine coolant temperature.
The structure of the sensor and connection to the ecm is the same as those of
the intake air temperature
sensor.
Hint:
if the ecm detects the dtc ...
Diagnostic trouble code chart
If a dtc is displayed during the dtc check, check the circuit listed in the
table below and proceed to the
page given.
* :● ... Mil light up
...
Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located
before and after the catalyst
to determine whether or not the catalyst performance has deteriorated.
Air–fuel ratio feedback compensation keeps the waveform of the heated oxygen
sensor in front of the catalyst
alterna ...


