Diagnosis procedure
1.Check harness continuity (open circuit)

Is the inspection result normal? Yes (present error)>>check can system type decision again.
Yes (past error)>>error was detected in the main line between the data link connector and the a/c auto amp.
No >> repair the main line between the data link connector and the a/c auto amp.
Main line between ipdm-e and dlc
circuit
Ecm branch line circuitRemoval and installation
Audio unit
Exploded view
Audio unit
Audio unit bracket (LH)
Audio unit bracket (RH)
Removal and installation
Removal
Disconnect the negative battery terminal. Refer to pg-50, "removal and
installation (battery)".
Remove cluster lid c lower. Refer to ip-20, "re ...
Remote keyless entry system (if so equipped)
WARNING
Radio waves could adversely affect
electric medical equipment. Those who
use a pacemaker should contact the
electric medical equipment manufacturer
for the possible influences before
use.
The remote keyless entry keyfob transmits
radio waves when the bu ...
Air conditioning cut control
AIR CONDITIONING CUT CONTROL : System Description
SYSTEM DIAGRAM
INPUT/OUTPUT SIGNAL CHART
Sensor
Input Signal to ECM
ECM function
Actuator
Crankshaft position sensor (POS)
Engine speed*
Piston position
Air conditioner
cut control
IPDM E/R
↓Air ...