Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.

BCM branch line circuit
M&A branch line circuitBlind Spot Warning (BSW) (if so equipped)
WARNING
Failure to follow the warnings and instructions
for proper use of the BSW system
could result in serious injury or death.
The BSW system is not a replacement
for proper driving procedures and is not
designed to prevent contact with vehicles
or objects. When changing lanes,
alw ...
Power supply and ground circuit
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
Check contin ...
Symptom diagnosis
REFRIGERATION SYSTEM SYMPTOMS
WITH COLOR DISPLAY
WITH COLOR DISPLAY : Trouble Diagnoses for Abnormal Pressure
Whenever system′s high and/or low side pressure is abnormal, diagnose using a
manifold gauge. The marker above the gauge scale in the following tables
indicates the standard (us ...