Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Terminals of ecu
Toyota Corolla (E120): Terminals of ecu



Oscilloscope wave (*1)
Hint
:
- terminal: od – gnd
- gauge set: 5 v / div, 50 ms / div
- condition: during cruise control driving o/d switch on.
Other materials:
Circuit description
The rotary solenoid type idle air control (iac) valve is located
under the throttle body and intake air bypassing the throttle
valve flows into the iac valve through the passage.
In this way the intake air volume bypassing the throttle valve is
regulated, controls the engine speed.
The ...
Circuit description
The fuel trim is related to the feedback compensation value, not to the basic
injection time. The fuel trim includes
the short–term fuel trim and the long–term fuel trim.
The short–term fuel trim is the short–term fuel compensation used to maintain
the air–fuel ratio at stoichiomet ...
Circuit description
Refer to dtc p0130
Dtc no
Dtc detection condition
Trouble area
P0136
The following condition (a) or (b) continues for 300 seconds or
more:
During driving with the engine warmed up, heated oxygen
sensor o tp t does not change
output change.
he ...


