Toyota Corolla (E170) 2014–2019 Owners Manual / Instrument cluster / Eco Driving Indicator (except vehicles with a manual transmission) / Eco Drive Indicator Light
Toyota Corolla (E170): Eco Drive Indicator Light
During Eco-friendly acceleration operation (Eco driving), Eco Driving Indicator Light will turn on.
When the acceleration exceeds Zone of Eco driving, and when the vehicle is stopped, the light turns off.

Other materials:
Circuit description
While driving uphill with cruise control activated, in order to minimize gear
shifting and provide smooth cruising
overdrive may be prohibited temporarily under some conditions.
The cruise control ecu sends o/d cut signals to the ecm as necessary and the ecm
cancels overdrive
shifting until ...
Inspection procedure
Hint:
troubleshoot each trouble symptom in accordance with the chart below.
1 Clear dtc
Connect the hand–held tester or the obd ii scan tool to the dlc 3.
turn the ignition switch on and push the hand–held tester or the
obd ii scan tool main switch on.
read the dtc . ...
Circuit description
When the idle switch is turned on, a signal is sent to the cruise control ecu
assy. The cruise control ecu
assy uses this signal to correct the discrepancy between the throttle valve
position and the actuator position
sensor values to enable accurate cruise control at the set speed. If the idl ...


