Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system
Toyota Corolla (E120): Toyota vehicle intrusion protection system
- How to proceed with troubleshooting
- Terminals of ecu
- Problem symptoms table
- Indicator light circuit
- Ecu power source circuit
- Ignition switch circuit
- Horn relay circuit
- Light control switch circuit
- Hazard warning switch circuit
- Starter cut relay circuit
- Key unlock warning switch circuit
- Glass breakage sensor circuit
- Door courtesy switch circuit
- Door unlock detection switch circuit
- Door key lock and unlock switch circuit
- Tvip ecu communication circuit
Other materials:
Driving mode select switch
The driving modes can be
selected to suit driving condition.
Selecting a drive mode
Operate the driving mode select
switch forward or backward to select
the desired driving mode on the
multi-information display.
Normal mode
Provides an optimal balance of fuel
economy, quietness, and dynamic
perf ...
Inspection procedure
1 Check operation(overdrive)
Drive the vehicle after the engine warms up.
check that overdrive on e off occurs by an operation of the o/d
switch on–off.
2 Inspect terminal voltage(od)
Remove the cruise control ecu assy with the connector
still connected.
tur ...
Monitor description
Dtc p0451, p0452 or p0453 is recorded by the ecm when the vapor pressure
sensor malfunctions.
P0451
The ecm senses pressure in the fuel tank using the vapor pressure sensor. The
ecm supplies the sensor
with a regulated 5 v reference–voltage and the sensor returns a signal voltage
betwee ...