Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Audio system
Toyota Corolla (E120): Audio system
- Description
- How to proceed with troubleshooting
- Pre–check
- Diagnostic trouble code chart
- Terminals of ecu
- Problem symptoms table
- Pressing power switch does not start system
- Turning on light switch does not light up night time illumination of radio receiver
- No sound is heard from speaker in all modes
- Sound quality is bad in all modes (volume is too low)
- Radio broadcast cannot be received (bad reception)
- Cassette tape cannot be inserted or played
- Cassette tape cannot be ejected
- Sound quality is bad only when playing tape
- Tape is tangled due to incorrect tape speed or auto–reverse malfunction
- Cd cannot be inserted or is ejected right after insertion
- Although system is powered,cd cannot be played
- Cd cannot be taken out
- Sound quality is bad only when cd is played(volume is too low)
- Cd sound skips
- Noise occurs
Other materials:
Moon roof
Use the overhead switches to open and close the moon roof and tilt it up and
down.
■ Opening and closing
1 Opens the moon roof* The moon roof stops slightly before the fully open position
to reduce wind noise.
Press the switch again to fully open the moon roof.
2 Closes the moon roof*
...
Menu list of the Bluetooth® audio/phone
To enter a menu, press and navigate
menus by using :
*: Bluetooth is a registered trademark of Bluetooth SIG, Inc.
■Bluetooth® audio/phone system functions
Depending on the Bluetooth® device, certain functions may not be available. ...
Inspection procedure
1 Check front airbag sensor (rh) circuit (to b+)(airbag sensor assy
center – airbag front rh sensor)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag front rh
sensor and the airbag sen ...


