Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Horn relay circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check low pitched horn assy

- Connect the positive (+) lead from the battery to the terminal and negative (–) lead to the horn body, and check that the horn blows.


2 Check relay (marking: horn)

- Remove the relay from the engine room j/b.
- check the horn relay continuity, as shown in the illustration and table.
Standard:



3 Check wire harness (tvip ecu engine room j/b)

- Remove the horn relay from the engine room j/b.
- check the continuity between the terminals of the tvip ecu and engine room j/b connectors, as shown in the illustration and table.
Standard:

*: Horn relay terminal


4 Check wire harness (engine room j/b horn)

- Check the continuity between the terminals of the engine room j/b and horn connectors, as shown in the illustration and table.
Standard:

*: Horn relay terminal.


Check and replace tvip ecu
Other materials:
On–vehicle inspection
1. Check fuel pump operation
Connect the hand–held tester to the dlc3.
turn the ignition switch on and hand–held tester main
switch on.
Notice:
do not start the engine.
select the active test mode on the hand–held tester.
please refer to the hand–held te ...
Installation with LATCH system
1 Widen the gap between the seat cushion and seatback slightly.
► Type A
2 Latch the hooks of the lower straps onto the LATCH anchors. If the child restraint
has a top tether strap, the top tether strap should be latched onto the top tether
strap anchor.
For owners in Canada: The symbol ...
Rear view monitor system precautions
■ Area displayed on screen
The rear view monitor system displays an image of the view from the bumper of
the rear area of the vehicle.
To adjust the image on the rear view monitor system screen.
• The area displayed on the screen may vary according to vehicle orientation
conditions.
...


