Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / Repair instruction / Precaution / For vehicles equipped with mobile communication system
Toyota Corolla (E120): For vehicles equipped with mobile communication system

- Install an antenna as far as possible away from the ecu and sensors of the vehicle’s electronic systems.
- install an antenna feeder at least 20 cm (7.87 In.) Away
from the ecu and sensors of the vehicle’s electronic systems.
For details of the ecu and sensors locations, refer to the section on the applicable component.
- prevent the antenna feeder from getting entangled with the other wirings, and keep the antenna feeder separately from the other wirings as much as possible.
- check that the antenna and feeder are correctly adjusted.
- do not install any powerful mobile communication system.
Other materials:
Using the audio system
Optimal use of the audio system
Sound quality (treble/bass) and volume balance can be adjusted.
1 Displays the current mode
2 Changes the following setting
• Sound quality and volume balance
The sound quality and balance setting can be changed to produce the best sound.
• Automatic ...
Inspection procedure
1 Inspect transmission wire(s2)
Disconnect the transmission wire connector from the
transaxle.
measure the resistance according to the value(s) in the
table below.
Standard:
2 Check harness and connector(transmission wire – ecm)
Connect the transmission connec ...
Engine oil
With the engine at operating temperature and turned off, check the oil level
on the dipstick.
■ Checking the engine oil
1 Park the vehicle on level ground. After warming up the engine and turning it
off, wait more than 5 minutes for the oil to drain back into the bottom of the engine.
2 ...


