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:
Window lock switch
Press the switch to lock the passenger window switches.
Use this switch to prevent children from accidentally opening or closing a passenger
window.
■The power windows can be operated when
► Vehicles without a smart key system
The engine switch is in the “ON” position.
υ ...
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown.
If this happens, check and replace the fuses as necessary.
1 Turn the engine switch off.
2 Open the fuse box cover.
► Engine compartment
Push the tab in and lift the lid off.
► Under the driver’s side i ...
Circuit description
The speed sensor detects wheel speed and transmits the appropriate
signals to the ecu. These signals are used for control
of the abs control system. Each of the front and rear rotors has
48 serrations.
When the rotors rotate, the magnetic field generated by the permanent
magnet in the spe ...


