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 unitFilament
Inspection and Repair
INSPECTION
When measuring voltage, wrap tin foil around the top of the
negative
probe. Then press the foil against the wire with your finger.
Attach probe circuit tester (in Volt range) to middle portion of
each filament.
If a filament is burne ...
Diagnosis system (IPDM E/R)
Diagnosis Description
AUTO ACTIVE TEST
Description
In auto active test mode, the IPDM E/R sends a drive signal to the following
systems to check their operation.
Oil pressure warning lamp
Front wiper (LO, HI)
Parking lamps
Side marker lamps
License plate lamps
Tail lamps
Front f ...
Lifting sensor (front)
Description
The lifting sensor (front) is installed to the seat frame.
The pulse signal is input to the driver seat control unit when the
lifting (front) is operated.
The driver seat control unit counts the pulse and calculates the lifting
(front) amount of the seat.
Component Funct ...