Toyota Corolla (E120) 2002–2008 Repair Manual / Preparation
Toyota Corolla (E120): Preparation
- Diagnostics
- Fuel
- Emission control
- Engine mechanical
- Cooling
- Lubrication
- Ignition
- Starting & charging
- Front suspension
- Rear suspension
- Drive shaft / propeller shaft
- Brake
- Parking brake
- Automatic transmission / trans
- Manual transmission/transaxle
- Clutch
- Steering column
- Power steering
- Heater & air conditioner
- Supplemental restraint system
- Seat belt
- Lighting
- Wiper & washer
- Audio & visual system
- Communication system
- Windshield/windowglass/mirror
- Instrument panel/meter
- Sliding roof/convertible
- Engine hood/door
- Exterior/interior trim
- Cruise control
Other materials:
What to do if... (Troubleshooting)
If there is a problem with the hands-free system or a Bluetooth® device, first
check the table below.
► When using the hands-free system with a
Bluetooth® device
► When registering/connecting a cellular
phone
► When making/receiving a call
► When using the p ...
Inspection procedure
1 Check door lock
2 Check wire harness (tvip ecu door lock)
Disconnect the tvip ecu and door lock connectors.
check the continuity between the terminals of the tvip
ecu and door lock connectors, as shown in the illustration
and table.
Standard:
3 Check wire harness ...
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 ...


