Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Tundra 2000-2006 Approved 04-06 techinfo.toyota.com ileaf 06toyrm 06toypdf 06rmsrc 06tundra ac trou pst
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AC-15
AIR CONDITIONING - TROUBLESHOOTING
TROUBLESHOOTING
AC22H-05
PROBLEM SYMPTOMS TABLE
Use the table below to help find the cause of the problem. The numbers indicate the priority of the likely cause
of the problem. Check each part in order. If necessary, replace these parts.
Symptom Suspected Area See page
1. HTR Fuse -
2. Heater main relay AC-82
3. Blower motor AC-77
No blower operation
4. Blower resistor AC-78
5. Blower speed control switch AC-103
6. Wire harness -
1. Engine coolant volume -
No air temperature control 2. Heater control assembly AC-99
3. Water valve AC-74
1. Refrigerant volume AC-3
2. A.C Fuse -
3. Magnetic clutch 1GR-FE: AC-52
2UZ-FE: AC-59
4. Compressor 1GR-FE: AC-52
2UZ-FE: AC-59
No compressor operation 5. Pressure switch AC-79
6. Heater main relay AC-82
7. Blower speed control switch AC-103
8. A/C switch AC-92
9. Integration control and panel AC-83
10.Thermistor AC-28
11.Wire harness -
1. Refrigerant volume AC-3
2. Pressure switch AC-79
Compressor operates intermittently 3. A/C switch AC-92
4. Thermistor AC-28
5. Wire harness -
1. Refrigerant volume AC-3
2. Refrigerant pressure AC-3
3. Drive belt AC-17
4. Magnetic clutch 1GR-FE: AC-52
2UZ-FE: AC-59
5. Compressor 1GR-FE: AC-52
No cool air comes out 2UZ-FE: AC-59
6. Pressure switch AC-79
7. Thermistor AC-28
8. A/C switch AC-92
9. Integration control and panel AC-83
10.Heater control assembly AC-99
11.Wire harness -
AC-16
AIR CONDITIONING - TROUBLESHOOTING
1. Refrigerant volume AC-3
2. Drive belt AC-17
3. Magnetic clutch 1GR-FE: AC-52
2UZ-FE: AC-59
4. Compressor 1GR-FE: AC-52
2UZ-FE: AC-59
Cool air comes out only at high engine rpm 5. Condenser AC-70
6. Receiver AC-67
7. Expansion valve AC-28
8. Evaporator AC-34
9. Thermistor AC-28
10.A/C switch AC-92
11.Wire harness -
1. Refrigerant volume AC-3
2. Drive belt AC-17
3. Magnetic clutch 1GR-FE: AC-52
2UZ-FE: AC-59
4. Compressor 1GR-FE: AC-52
2UZ-FE: AC-59
5. Condenser AC-70
Insufficient cooling
6. Receiver AC-67
7. Expansion valve AC-28
8. Evaporator AC-34
9. Refrigerant lines AC-23
10.Pressure switch AC-79
11.Integration control and panel AC-83
12.Heater control assembly AC-99
1. Integration control and panel AC-83
2. Idle control system 1GR-FE: DI-266
No engine idle-up with A/C switch ON
2UZ-FE: DI-712
3. Wire harness -
1. Compressor 1GR-FE: AC-52
2UZ-FE: AC-59
*2A/C
2. Drive belt AC-17
indicator blinks
3. Compressor lock sensor 1GR-FE: AC-52
2UZ-FE: AC-59
4. A/C amplifier AC-83
1. Engine coolant volume -
2. Heater control assembly AC-99
No warm air comes out
3. Water valve AC-74
4. Heater radiator AC-42
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