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 unitFuel-filler cap
WARNING
Gasoline is extremely flammable and
highly explosive under certain conditions.
You could be burned or seriously
injured if it is misused or mishandled.
Always stop the engine and do not
smoke or allow open flames or sparks
near the vehicle when refueling.
Do not attempt ...
P0011, P0021 IVT control
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0011 or P0021 is displayed with DTC P0075, P0081, first perform the
trouble diagnosis for DTC
P0075, P0081.
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform
the follow ...
U1227 AV control unit
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A DISK (DVD)
U1228 AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
U1229 AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
U122A AV CONTROL UNIT
DTC Logic
Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
When U122A is detected, wri ...