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 unitCombination switch reading system
System Diagram
System Description
OUTLINE
BCM reads the status of the combination switch (light, turn
signal, wiper and washer) and recognizes the
status of each switch.
BCM has a combination of 5 output terminals (OUTPUT 1 - 5) and 5
input terminals (INPUT 1 - 5) and reads
a ...
Power window lock switch
Component Function Check
1. CHECK POWER WINDOW LOCK
Activate the power window lock switch and verify that the front power window
RH, rear power window LH and
rear power window RH are inoperative.
Component Inspection
1. CHECK POWER WINDOW LOCK SWITCH
Disconnect main power window and door ...
P1715 input speed sensor
Description
ECM receives input speed sensor signal from TCM via the CAN communication
line. ECM uses this signal for
engine control.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1715 is displayed with DTC UXXXX first perform the
trouble diagnosis for DTC UXXXX. Refer
to EC-161 ...