Suzuki 2006 SX4 Service Manual page 918

7B-53 Air Conditioning System: Automatic Type
DTC of A/C System detected by ECM
DTC No.
P0481
P0532
P0533
NOTE
When no DTC is detected, "FRE" [A] and "REC" [B] indicator lights on HVAC control module flash at
the same time in specific pattern.
Detection item
Fan 2 Control Circuit
A/C Refrigerant Pressure
Sensor Circuit Low
A/C Refrigerant Pressure
Sensor Circuit High
[A] [B]
H: ON
L: OFF
Detecting condition
(DTC will set when detecting)
Refer to "DTC Table in Section 1A".
[A]
H
L
a a a
b b
[B]
H
L
a a a
b b
I5RW0A722008-01
a. About 3 seconds
b. About 1 seconds
MIL