Suzuki Baleno Manual page 78

Condition
No cooling or warm air.
Cool air comes out
only intermittently.
Cool air comes out
only at high speeds.
Insufficient cooling.
Insufficient velocity of
cooled air
DIAGNOSIS
Possible cause
Magnetic clutch does not engage properly
a) Fuse blown
b) Magnet clutch faulty
c) A/C switch faulty
d) thermistor faulty
e) Dual pressure switch faulty
f) Wiring or grounding faulty
g) No refrigerant
h) A/C amplifier faulty
Compressor is not rotating properly
a) Drive belt loose or broken
b) Compressor faulty
Blower inoperative
Expansion valve faulty
Leak in system
Receiver/dryer having blown fusible plug or
clogged screw
Magnetic clutch slipping
A/C amplifier faulty
Expansion valve faulty
Wiring connection faulty
Excessive moisture in system
Condenser clogged
Drive belt slipping
Compressor faulty
Insufficient or excessive charge of refrigerant
Air in system
Condenser clogged
Drive belt slipping
Magnetic clutch faulty
Compressor faulty
Expansion valve faulty
Thermistor faulty
Insufficient or excessive charge of refrigerant
Air or excessive compressor oil existing in system
Receiver/dryer clogged
Evaporator clogged or frosted
Air leaking from cooling unit or air duct
Air inlet blocked
Blower motor faulty
AIR CONDITIONING (OPTIONAL) 1B-13
Correction
Replace fuse and check for short.
Check clutch.
Check switch.
Check thermistor.
Check switch.
Repair as necessary.
Check A/C circuit.
Replace A/C amplifier.
Tighten or replace drive belt.
Check compressor.
Check blower.
Check expansion valve.
Check system for leaks.
Check receiver/dryer.
Check magnet clutch.
Replace A/C amplifier.
Check expansion valve.
Repair as necessary.
Evacuate and charge system.
Check condenser.
Check or replace drive belt.
Check compressor.
Check charge of refrigerant.
Evacuate and charge system.
Check condenser.
Check or replace drive belt.
Check magnet clutch.
Check compressor.
Check expansion valve.
Check thermistor.
Check charge of refrigerant.
Evacuate and charge system.
Check receiver/dryer.
Check evaporator.
Repair as necessary.
Repair as necessary.
Replace blower motor.