Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Tvip ecu communication circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check tvip ecu
- Check that the operation of the tvip function is normal.
Hint
: with this inspection, the tvip ecu cpu can be diagnosed if it works normally or not.


2 Check wire harness (tvip ecu integration relay)

- Disconnect the tvip ecu and integration relay connectors.
- check the continuity between the terminal of the tvip ecu connector and integration relay connectors, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
On–vehicle inspection
1. Inspect w/receiver condenser assy
if a fin of the w/receiver condenser assy is dirty, clean it with
water and dry it with compressor air.
Notice:
do not damage the fin of the w/receiver condenser assy.
if a fin of the w/receiver condenser assy is bent, make it
straig ...
Tire rotation
Rotate the tires in the order
shown.
Front
To equalize tire wear and extend
tire life, Toyota recommends that
tire rotation is carried out at the
same interval as tire inspection.
Vehicles with a tire pressure warning
system: Do not fail to initialize
the tire pressure warning system
after tire ...
Engine mechanical
Preparation
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Recomended tools
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Equipment
Exhaust
Preparation
Equipment
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