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 unitSunroof system
System Diagr
SUNROOF
System Description
SUNROOF SYSTEM
INPUT/OUTPUT SIGNAL CHART
SUNROOF OPERATION
Sunroof motor assembly operates with the power supply that is
output from BCM while ignition switch is ON or retained power is
operating.
Tilt up/ down & slide open/ close si ...
Fuel level sensor signal circuit
Description
The fuel level sensor unit and fuel pump (fuel level
sensor) detects the approximate fuel level in the fuel tank
and transmits the fuel level signal to the combination meter.
Component Function Check
1.COMBINATION METER INPUT SIGNAL
Select "METER/M&A" on CONSULT.
...
Climate controlled seat blower motor
Description
Sends airflow to the seat cushion and seatback.
Component Function Check
1.CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR FUNCTION
Turn the climate controlled seat switch to the H (Heat) LO, MED, and HI
positions and the C (Cool) LO, MED,
and HI positions. Check that the climate cont ...