Toyota Corolla Repair Manual: Radio broadcast cannot be received (bad reception)
Inspection procedure
1 Check if radio auto–search functions properly
- Check if the radio auto–search functions properly.
- Perform the auto–search of the radio and check that it functions
normally.
Standard: the radio auto–search functions properly.
2 Check optional component
- Check optional component (sun shade film, telephone antenna etc.).
- Check whether or not any optional component is installed, such as
the sunshade film and the
telephone antenna, is installed.
Standard: optional component is installed.
3 Check antenna for noise production
- Noise check with antenna
- with the ignition switch in acc, turn on the radio and choose the am mode.
- Place a tip of a screwdriver or the antenna of the antenna
assembly w/ holder and check that
the noise heard from the speaker.
Standard: noise occurs.
4 Inspect radio receiver assy(antenna)
- Preparation for check
- remove the antenna plug of the radio receiver assembly.
- noise check
- with the radio receiver assembly connector connected, turn the ignition switch to acc.
- Turn on the radio and choose the am mode.
- Place a flat–head screwdriver or a metal such as a
thin wire on the antenna jack of the radio receiver
assembly and check that the noise heard from the
speaker.
Standard: noise occurs.
Replace amplifier antenna assy
Sound quality is bad in all modes (volume is too low)
Wiring diagram
Inspection procedure
1 Adjust sound quality
Adjust the sound quality.
Operate the radio receiver assy to adjust the sound quality.
Standard: malfunction disappear.
...
Cassette tape cannot be inserted or played
Wiring diagram
Inspection procedure
1 Check for any foreign object
Check for any foreign object.
Check that no foreign object or defect is detected in the cassette
tape player of ...
Other materials:
Replacement
1. Remove engine under cover rh
2. Drain coolant
3. Remove front wheel rh
4. Remove cylinder head cover no.2
Remove the 2 nuts, 2 clips and cylinder head cover.
5. Remove fan and generator v belt
Turn the v–ribbed belt tensioner slowly clockwise and
loosen it. Then, remove t ...
Deleting the contact data
For PBAP compatible Bluetooth® phones, this function is available when “Automatic
Contact/History Transfer” is set to off. 1 Select “Delete Contacts”.
2 Select the desired contact and select “Delete”.
3 Select “Yes” when the confirmation screen appears.
■ Deleting the contact in a differe ...
Selecting a folder
■ Selecting a folder
Press (
) or (
) to select the desired folder.
■ Selecting a folder and file from a folder list
1 Press .
A folder list will be displayed.
2 Turn and press to select a folder
and a file.
To return to the previous display, press
(BACK).
■ Return ...