Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
Circuit/System De
Draining Procedure
NOTE: Drain and measure as much of the refrigerant oil as possible
from the rear
head ports of the removed air conditioning compressor.
Before draining oil, position the compressor vertically, (clutch facing
upwards) and let the air
conditioning compressor sit for 1 minute.