Toyota Corolla (E120) 2002–2008 Repair Manual / Service specifications
Toyota Corolla (E120): Service specifications
- Standard bolt
- Engine control system
- Fuel
- Engine mechanical
- Exhaust
- Cooling
- Lubrication
- Ignition
- Starting & charging
- Front suspension
- Rear suspension
- Brake
- Automatic transmission / transaxle
- Manual transmission / transaxle
- Clutch
- Steering column
- Heater & air conditioner
- Sliding roof/convertible
Other materials:
Circuit description
In the diagram below, when the engine is cranked, current flows from terminal
st2 of the ignition switch to
the starter relay coil and also current flows to terminal sta of the ecm (sta
signal).
When the sta signal and ne signal are input to the ecm, tr is turned on, current
flows to the c ...
Symptom simulation
Hint:
the most difficult case in troubleshooting is when no symptoms occurs. In such
cases, a thorough customer
problem analysis must be carried out. Then the same or similar conditions and
environment in which the
problem occurred in the customer’s vehicle should be simulated. No matter ho ...
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 ...


