Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / Repair instruction / Precaution / Handling of hose clamps
Toyota Corolla (E120): Handling of hose clamps

- Before removing the hose, check the depth of the inserting portion and the clamp position in order to restore it surely.
- change a deformed or dented clamp for a new one.
- in case of reusing the hose, install the clamp on the hose where it has a clamp track.
- for a spring type clamp, adjust it by adding force to the arrow mark direction after the installation.
Other materials:
Fuel pump shut off system
To minimize the risk of fuel leakage when the engine stalls or when an airbag
inflates upon collision, the fuel pump shut off system stops the supply of fuel
to the engine.
Follow the procedure below to restart the engine after the system is activated.
► Vehicles without a smart key syst ...
Circuit description
The vapor pressure sensor and the vsv for the canister closed valve (ccv) are
used to detect abnormalities
in the evaporative emission control system. The ecm decides whether there is an
abnormality in the evaporative
emission control system based on the vapor pressure sensor signal.
Dtc p0 ...
Circuit description
Monitor description
The ecm commands gearshift by turning the shift solenoid valves ”on/off”.
When there is an open or short
circuit in any shift solenoid valve circuit, the ecm detects the problem and the
mil comes on. Illuminating
the mil, the ecm performs the fail–safe and turns ...


