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Toyota Corolla Repair Manual: Sound quality is bad only when playing tape

Toyota Corolla Repair Manual / Diagnostics / Audio system / Sound quality is bad only when playing tape

Inspection procedure

1 Replace cassette tape with another and recheck

  1. Replace the cassette tape with another and recheck.
  1.  Replace the faulty cassette tape with the normal one to see if the same trouble occurs again.

    Standard: malfunction disappear.

2 Check for any foreign object

2 Check for any foreign object

  1. Check for foreign object.
  1.  Check that no foreign material and troubles are detected in the radio receiver assembly cassette tape player.

3 Clean head and check operation

3 Clean head and check operation

  1. Head cleaning
  1.  raise the cassette door with your finger. Next, using a pencil or similar object, push in the guide.
  2.  Using a cleaning pen or cotton applicator soaked in cleaner, clean the head surface, pinch rollers and capstans.
  3.  Check that the same trouble occurs again.

Check and replace radio receiver assy

Check and replace radio receiver assy

Cassette tape cannot be ejected
Wiring diagram Wiring diagram 1 Check if radio autosearch functions properly Check if the radio autosearch function properly.  Perform the autoresearch of the radio and check that ...

Tape is tangled due to incorrect tape speed or autoreverse malfunction
Inspection procedure 1 Check for any foreign object Check for any foreign object. Check that no foreign material and troubles are detected in the radio receiver assembly cassette tape ...

Other materials:

Warning buzzer does not sound (key reminder warning, light reminder warning)
Wiring diagram Inspection procedere 1 Check buzzer Check that all of the warning buzzers sound. 2 Inspect front door courtesy lamp switch assy 3 Inspect unlock warning switch assy 4 Check harness and connector(between unlock warning switch and combination meter assy) ...

Circuit description
The vapor pressure sensor, vsv for canister closed valve (ccv), vsv for pressure switching valve are used to detect abnormalities in the evaporative emission control system. The ecm decides whether there is an abnormality in the evaporative emission control system based on the vapor pressur ...

Stabilizer bar front
Replacement Hint: components: 1. Remove front wheel 2. Remove front stabilizer link assy lh Remove the 2 nuts and stabilizer bar link. Hint: if the ball joint turns together with the nut, use a hexagon wrench (6 mm) to hold the stud. 3. Remove front stabilizer link assy rh Hint: ...

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