Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Glass breakage sensor circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check security indicator light
- Set the system in 30 seconds after filliping the security indicator to check if the alarm is triggered.


2 Check glass breakage sensor ecu (glass breakage sensor)

- Check the continuity and voltage of the glass breakage sensor ecu, as shown in the illustration and table.
Standard:



3 Check wire harness (tvip ecu glass breakage sensor ecu)

- Disconnect the tvip ecu and glass breakage sensor ecu connectors.
- check the continuity and between the connectors on the harness side, as shown in the illustration and table.
Standard:



4 Check wire harness (glass breakage sensor ecu body ground)

- Disconnect the glass breakage sensor ecu connector.
- check the continuity between the terminal of the glass breakage sensor ecu connector and the body ground, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
Problem symptoms table
Hint:
if a normal code is displayed during the dtc check but the trouble still occurs,
check the circuits for each
symptom in the order given in the charts on the following pages and proceed to
the page given for troubleshooting.
The matrix chart is divided into 3 chapters.
If the instruc ...
Hood
Release the lock from the inside of the vehicle to open the hood.
1 Pull the hood lock release lever.
The hood will pop up slightly.
2 Pull up the auxiliary catch lever and lift the hood.
3 Hold the hood open by inserting the support rod into the slot.
CAUTION
■Pre-driving check
C ...
PCS (Pre-Collision System)
The pre-collision system
uses sensors to detect
objects in the path
of the vehicle. When the
system determines that the
possibility of a frontal collision
with a detectable
object is high, a warning
operates to urge the driver
to take evasive action and
the potential brake pressure
is increased to h ...


