Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Audio system / Cd cannot be inserted or is ejected right after
insertion
Toyota Corolla (E120): 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
deformation, flaw, stain, burr and
other defects on the cd.
Standard: normal audio cd.
Reference:
- translucent or different–shaped cd cannot be played.
- Cd–rom for personal computers (with music recorded in) and recorded cd–r may not be played.
- Playing an 3.2 In. (8–Cm) cd does not require an adapter.


2 Check that a proper cd is inserted
- Check that a proper cd is inserted.
- Check whether or not the cd is inserted upside down.
Standard: not upside down.


3 Disc cleaning

- Disk cleaning
- 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 anti–static preservative.


4 Replace cd with another and recheck
- Replace the cd with another and recheck.
- Replace the faulty cd with the normal one to see if the same
trouble occurs again.
Standard: malfunction disappear.


5 Check if radio auto–search functions properly
- Check if the radio auto–search function properly.
- Perform the auto–research of the radio and check that the
operation is normal.
Standard: malfunction disappear.


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

- Check that the continuity between terminals at each condition, as shown in the chart.
Standard:

- Check that the voltage between terminals at each condition, as shown in the chart.
Standard:



Repair or replace harness or connector
Other materials:
Circuit description
The variable valve timing (vvt) system includes the ecm, the oil control
valve (ocv) and the vvt controller.
The ecm sends a target ”duty–cycle” control signal to the ocv. This control
signal, applied to the ocv,
regulates the oil pressure supplied to the vvt controller. Camshaft timin ...
Child restraint systems with a top tether strap
1 Adjust the head restraint to the downmost position.
2 Secure the child restraint system using the seat belt or LATCH anchors.
3 Open the anchor bracket cover, latch the hook onto the anchor bracket and tighten
the top tether strap.
Make sure the top tether strap is securely latched.
` ...
Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
...


