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Toyota Corolla Repair Manual: Although system is powered,cd cannot be played

Toyota Corolla Repair Manual / Diagnostics / Audio system / Although system is powered,cd cannot be played

Wiring diagram

Inspection procedure

1 Check if a proper cd is inserted

  1. Check that a proper cd is inserted.
  1.  Make sure that the cd is a normal audio cd, and that there is no deformation, flaw, stain, burr and other defects on the cd.

    Standard: normal audio cd.

Reference:

2 Check that a proper cd is inserted

2 Check that a proper cd is inserted

  1. Check that a proper cd is inserted.
  1.  Check whether or not the cd is inserted upside down.

    Standard: not upside down.

3 Disc cleaning

3 Disc cleaning

  1. Disk cleaning
  1.  if the disk gets dirty, clean the disk by wiping the surface from the center to outside in the radial directions with a soft cloth.

Notice

: do not use a conventional record cleaner or antistatic preservative.

4 Replace cd with another and recheck

4 Replace cd with another and recheck

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

    Standard: malfunction disappear.

5 Check if radio autosearch functions properly

5 Check if radio autosearch functions properly

  1. Check if the radio autosearch function properly.
  1.  Perform the autoresearch of the radio and check that the operation is normal.

    Standard: malfunction disappear.

6 Did the temperature in the cabin change rapidly?

6 Did the temperature in the cabin change rapidly?

  1. Did the temperature in the cabin change rapidly?
  1.  Check whether or not the rapid temperature change occurred in the cabin.

    Standard: the rapid temperature change occurred.

    Reference: the rapid temperature change creates condensation inside the cd player, which may disable playing cd.

Check and replace radio receiver assy

Check and replace radio receiver assy

7 Inspect radio receiver assy(+b, acc, gnd)

  1. Check that the continuity between terminals at each condition, as shown in the chart.

Standard:

  1. Check that the voltage between terminals at each condition, as shown in the chart.

Standard:

Repair or replace harness or connector

Repair or replace harness or connector

Cd cannot be inserted or is ejected right after insertion
Wiring diagram Inspection procedure 1 Check if a proper cd is inserted Check that a proper cd is inserted.  Make sure that the cd is normal audio cd, and that there is no deformati ...

Cd cannot be taken out
Wiring diagram Inspection procedure 1 Check if radio autosearch functions properly Check if the radio autosearch function properly.  Perform the autoresearch of the radio and check ...

Other materials:

Audio system types
► Without Multimedia system ► With Multimedia system ► With navigation system Owners of models equipped with a navigation system should refer to the Navigation System Owner's Manual. ■Using cellular phones Interference may be heard through the audio system' ...

Body
Onvehicle inspection 1. Canada: tighten bolts and nuts on chassis and body  tighten the bolts and nuts on the chassis parts listed below, if necessary Front axle and suspension drive train rear axle and suspension brake system engine mounting other chassis parts ...

Bluetooth phone message function
Received messages can be forwarded from the connected Bluetooth phone, enabling checking and replying using the multimedia system. Depending on the type of Bluetooth phone connected, received messages may not be transferred to the message inbox. If the phone does not support the message func ...

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