AC
−
4
−
AIR CONDITIONING
AIR CONDITIONING SYSTEM
1996 LAND CRUISER (RM451U)
Insufficient cooling
1. Refrigerant volume
2. Drive belt
3. Magnetic clutch
4. Compressor
5. Condenser
6. Receiver
7. Expansion valve
8. Evaporator
9. Refrigerant line
10.Pressure switch
11.A/C amplifier
12.A/C control assembly
AC
−
5
AC
−
15
AC
−
33
AC
−
33
AC
−
42
AC
−
39
AC
−
47
AC
−
45
AC
−
20
AC
−
61
AC
−
74
AC
−
69
No engine idle up when A/C switch ON
1. A/C amplifier
2. ECM
3. Wire harness
AC
−
74
−
−
No warm air comes out
1. Engine coolant volume
2. A/C control assembly
3. Water valve
4. Heater radiator
−
AC
−
69
AC
−
49
AC
−
46
A/C indicator does not light up when mode lever at DEF. position
1. Defroster mode switch
2. A/C switch
3. Wire harness
AC
−
69
AC
−
69
−
Rear heater:
Symptom
Suspect Area
See page
No blower operation
1. RR HTR Fuse
2. Rear heater relay
3. Rear heater switch
4. Rear blower motor
5. Rear blower resistor
−
AC
−
65
AC
−
77
AC
−
55
AC
−
58
No warm air come out
1. Engine coolant volume
2. Rear heater radiator
−
AC
−
46
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Brought to you by BirfMark
Version 1.00 - 12/21/2010