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:
Listing the registered cellular phones
Select “List Phone” using .
The list of registered cellular phones will be displayed.
● Connecting the registered cellular phone to the audio system
1 Select the name of the cellular phone to be connected using
.
2 Select “Select” using .
● Deleting a registered cell ...
Inspection procedure
1 Input signal check
See the input signal check on page 05–745.
check the indicator light when the clutch pedal is depressed.
Ok:
the indicator light goes off when the clutch pedal is
depressed.
2 Inspect terminal voltage(d)
Turn the ignition switch to on.
&n ...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Identification of problem
11 Parts inspection
12 Repair
1 ...