Diagnosis Procedure
1.
CHECK MAGNETIC CLUTCH ON SIGNAL CIRCUIT FOR OPEN
Ignition switch OFF.
Disconnect IPDM E/R connector and A/C compressor connector.
Check continuity between IPDM E/R harness connectors and A/C compressor harness connector.
IPDM E/R
A/C compressor
Continuity
Connector
Terminal
Connector
Terminal
F35
65
F27
1
Existed
Is the inspection result normal?
.
Repair harness or connector.
2.
CHECK MAGNETIC CLUTCH ON SIGNAL CIRCUIT FOR SHORT
Check voltage between IPDM E/R harness connectors and the ground.
+
−
Voltage
(Approx.)
IPDM E/R
Connector
Terminal
F35
65
Ground
0 V
Is the inspection result normal?
.
Repair harness or connector.
3.
CHECK MAGNETIC CLUTCH GROUND CIRCUIT FOR OPEN
Check continuity between A/C compressor harness connectors and the ground.
A/C compressor
—
Continuity
Connector
Terminal
F27
2
Ground
Existed
Is the inspection result normal?
Replace IPDM E/R. Refer to
Removal and Installation
.
Repair harness or connector.