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 unitThe seat belt warning continues sounding, or does not sound
Description
Seat belt warning does not sound even though driver seat belt is
not fastened.
Seat belt warning sounds even though driver seat belt is fastened.
Diagnosis Procedure
1. CHECK WARNING CHIME OPERATION
With the driver door open, turn lighting switch to 1st or 2nd position.
2. ...
Automatic door locks
System Diagram
System Description
DOOR LOCK FUNCTION
The door lock and unlock switch (driver side) is build into power
window main switch.
The door lock and unlock switch (passenger side) is on door trim.
Interlocked with the locking operation of door lock and unlock
switch ...
Removal and installation
SUNROOF UNIT ASSEMBLY
Inspection
WIND DEFLECTOR
Open glass lid assembly fully.
Visually check for proper installation, damaged/deteriorated
components, or foreign objects within mechanism.
Correct as required for
smooth operation.
Check for grease at the wind deflector arm (1) and ...