HVAC ABBREVIATION


A/C	Air conditioning
B+	Battery positive voltage
CPU	Central processing unit
HI	High
IAC	Idle air control
IG	Ignition
L.H.D.	Left hand drive
LO	Low
M	Motor
MAX	Maximum
OFF	Switch off
ON	Switch on
PCM	Powertrain control module
REC	Recirculate
R.H.D.	Right hand drive
TNS	Tail number side light