Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the IPDM E/R. Refer to PCS-18, "Diagnosis Procedure".
TCM branch line circuit
CAN communication circuitMagnet clutch control system
System Diagram
System Description
The A/C auto amp. controls compressor operation by ambient temperature,
intake air temperature and signal
from ECM.
SYSTEM OPERATION
When the A/C switch, the AUTO switch, or the DEF switch is pressed, or when
shifting mode position to D/F,
the A/C auto ...
Power supply and ground circuit
BCM
BCM : Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown.
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Che ...
Both doors mirror defogger don't operate but rear window
defogger operates
Diagnosis Procedure
1. CHECK DOOR MIRROR DEFORGGER FUSE
Check if the following fuse in fuse block (J/B) is blown.
2. CHECK DOOR MIRROR DEFORGGER CIRCUIT
Turn ignition switch OFF.
Disconnect the following harness connectors.
Fuse block (J/B) connector M5
Door mirror LH D4
Door ...