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 unitC1121, C1123, C1125, C1127 out ABS sol
Description
The solenoid valve increases, holds or decreases the fluid pressure of each
brake caliper according to the signals
transmitted by the ABS actuator and electric unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
Check ...
SRS air bag system
SRS Configuration
The air bag deploys if the air bag diagnosis sensor unit is activated while
the ignition switch is in the ON orSTART position.The collision modes
for which supplemental restraint systems are activated are different among the
SRS systems.For example, the driver air bag modu ...
The light reminder warning does not sound
Description
Light reminder warning does not sound even though headlamp is illuminated.
Diagnosis Procedure
1. CHECK COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) OPERATION
Check that the headlamps operate normally by operating the combination switch
(lighting and turn signal
switch).
...