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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:

Inspection
1. Charcoal canister assy Visually check the charcoal canister for cracks or damage. Inspect the charcoal canister operation.  Plug the vent port with the cap.  While holding the purge port closed, blow air (1.76 Kpa, 18 gf/cm2, 0.26 Psi) into the evap port and ...

Installation with LATCH system
1 Widen the gap between the seat cushion and seatback slightly. ► Type A 2 Latch the hooks of the lower straps onto the LATCH anchors. If the child restraint has a top tether strap, the top tether strap should be latched onto the top tether strap anchor. For owners in Canada: The symbol ...

Engine rear oil seal
Replacement 1. Remove manual transaxle assy (m/t transaxle) 2. Remove automatic transaxle assy (a/t transaxle) 3. Remove clutch cover assy (m/t transaxle)  remove the 6 bolts and clutch cover. 4. Remove clutch disc assy (m/t transaxle) 5. Remove flywheel subassy (m/t transaxle) ...

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