Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / Using an external device
Toyota Corolla (E170): Using an external device
Other materials:
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 ...
Monitor description
Dtc p0451, p0452 or p0453 is recorded by the ecm when the vapor pressure
sensor malfunctions.
P0451
The ecm senses pressure in the fuel tank using the vapor pressure sensor. The
ecm supplies the sensor
with a regulated 5 v reference–voltage and the sensor returns a signal voltage
betwee ...
Replacement
1. Remove radiator grille sub–assy
2. Remove front bumper cover
3. Remove fog lamp assy lh
Remove a nut and release a claw.
remove the fog light assy lh.
4. Put vehicle these conditions
5. Adjust fog light aim
6. Check fog light aim ...


