A/C System Inspection At Ecm - Suzuki Swift Sport 2004 Service & Repair Manual

Manifold gauge MPa (kg/cm
Lo
0.40 – 0.45
(4.0 – 4.5)
(57 – 64)
2.0 – 2.5
(20 – 25)
(285 – 355)
0.45 – 0.55
(4.5 – 5.5)
(64 – 78)

A/C System Inspection at ECM

Voltage Check
When checking voltage at ECM connector terminals related to A/C system, refer to "DTC P2101: Throttle Actuator
Control Motor Circuit Range / Performance in Section 1A".
Condition
2 ) (psi)
Detail
Hi
High pressure reading on
both low and high
pressure sides.
High pressure reading on
both low and high
pressure sides.
Low pressure side tubing
is not cold when touched.
High pressure reading on
both low and high
pressure sides.
Large amount of frost or
dew on the low pressure
side tubing.
Air Conditioning System: Manual Type 7B-15
Possible cause
Overcharged A/C
system.
Faulty condenser
cooling operation.
Faulty radiator cooling
fan operation.
Presence of air in A/C
system
(Improperly
evacuated).
Faulty expansion
valve.
Refrigerant flow is not
regulated properly.
Correction
Adjust refrigerant to
specified amount.
Clean condenser.
Inspect and repair
radiator cooling fan.
Replace receiver/
dryer.
Inspect quantity of
compressor oil and
presence of
contaminants in oil.
Evacuate system and
recharge with fresh
refrigerant.
Replace expansion
valve.
S7RS0B7214004