Toyota Corolla (E120): Inspection
1. Inspect water pump assy
- Visually check the drain hole for coolant leakage.
Other materials:
Circuit description
The variable valve timing (vvt) system includes the ecm, the oil control
valve (ocv) and the vvt controller.
The ecm sends a target ”duty–cycle” control signal to the ocv. This control
signal, applied to the ocv,
regulates the oil pressure supplied to the vvt controller. Camshaft timin ...
Circuit description
The intake air temperature (iat) sensor, mounted on the mass
air flow (maf) sensor, monitors the intake air temperature. The
iat sensor has a thermistor that varies its resistance depending
on the temperature of the intake air. When the air temperature
is low, the resistance in the thermisto ...
Opening the trunk
■ Trunk opener
Pull the lever upward to release
the trunk lid.
■ Trunk release button (vehicles
with a smart key system)
While carrying the electronic
key, press the button on the
trunk lid.
When all the doors are unlocked
using one of the following methods,
the trunk can be opened
without the ...