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 unitBoth side headlamps do not switch to high beam
Description
The headlamps (both sides) do not switch to high beam when the lighting
switch is in the HI or PASS setting.
Diagnosis Procedure
1.COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INSPECTION
Check the combination switch (lighting and turn signal switch).
2.CHECK HEADLAMP (HI) ...
Rear combination lamp
Disassembly and Assembly
Rear combination lamp
Rear side marker lamp socket
Rear side marker lamp bulb
Rear turn signal lamp socket
Rear turn signal lamp bulb
Back-up lamp socket
Back-up lamp bulb
DISASSEMBLY
Rotate the rear side marker lamp socket counterclockwise and ...
Parking brake switch signal circuit
Description
Transmits the parking brake switch signal to the
combination meter.
Component Function Check
1.COMBINATION METER INPUT SIGNAL
Select "METER/M&A" on CONSULT.
Monitor "PKB SW" of "DATA MONITOR" while
applying and releasing the parking brake.
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