Description
U1300 is indicated when a communication signal malfunction occurs. U1300 is indicated along with DTCs that identify components connected to the AV control unit through communication lines. Determine the possible malfunction cause from the table below.
SELF-DIAGNOSIS RESULTS DISPLAY ITEM

U1255 satellite radio tuner
U1310 AV control unitDiagnosis system (meter)
Diagnosis Description
SELF-DIAGNOSIS MODE
Odo/trip meter and information display segment operation can be
checked in self-diagnosis mode.
Meters/gauges can be checked in self-diagnosis mode.
OPERATION PROCEDURE
Turn the ignition switch OFF.
While pushing the odo/trip meter switch, ...
Trunk lid
WARNING
Do not drive with the trunk lid open. This
could allow dangerous exhaust gases
to be drawn into the vehicle. For additional
information, refer to "Exhaust
gas (carbon monoxide)" in the "Starting
and driving" section of this manual.
Closely supervise children when they
are a ...
Inspection and adjustment
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL : Description
Initial setting is necessary when battery terminal is removed.
CAUTION:
The following specified operations are not performed under the
non-initialized condition. ...