Hint:
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.


Air-fuel ratio (a/f) and heated oxygen (ho2) sensor
heater monitors (front a/f and rear ho2 sensor type)
Terminals of ecmTransponder chip malfunction
Description
This dtc is output when: 1) during key code registration, a key malfunction
occurs; 2) the key code was
unable to be registered properly.
Inspection procedure
Reregister key
Clear the dtc (see page ei-18).
Reregister the key code with the transponder key ecu
(s ...
Child restraint system
â– Types of child restraint system installation methods
Confirm with the operation manual enclosed with the child restraint
system about the installation of the child restraint system.
Seat belt attachment
Child restraint LATCH
anchors attachment
Anchor brackets (for
top tether strap) attachment
...
Symptom simulation
Hint:
The most difficult case in troubleshooting is when no
problem symptoms occur. In such a case, a thorough
problem analysis must be carried out. A simulation of the
same or similar conditions and environment in which the
problem occurred in the customer's vehicle should be
carried out. No ...