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 unitSeatback thermal electric device
Description
Provides cooling and heat for the seatback.
Component Function Check
1.CHECK SEATBACK THERMAL ELECTRIC DEVICE FUNCTION
Turn the climate controlled seat switch to the H (Heat) HI
position and check that the seatback thermal
electric device operates correctly.
Turn the clima ...
P1217 engine over temperature
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1217 is displayed with DTC UXXXX, first perform the
trouble diagnosis for DTC UXXXX.
Refer to EC-161, "DTC Logic".
If DTC P1217 is displayed with DTC P0607, first perform the
trouble diagnosis for DTC P0607. Refer
t ...
P0222, P0223 TP sensor
Description
Electric throttle control actuator consists of throttle control motor,
throttle position sensor, etc. The throttle position sensor responds to
the throttle valve movement.
The throttle position sensor has two sensors. These sensors are a
kind of potentiometer which transfor ...