Precaution
PreparationU1300 AV comm circuit
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 DISPL ...
DLC branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the data link connector for
damage, bend and loose connection
(connector side and harness side).
2.CHECK HARNESS FOR OP ...
Drive Belts
Checking Drive Belts
Idler pulley
Drive belt
Power steering oil pump
Drive belt auto-tensioner
Crankshaft pulley
Idler pulley
A/C compressor
Generator
Indicator
New drive belt range
Possible use range
View D
Engine front
WARNING: Inspect and check the dri ...