Hyundai Tucson: General Information / Troubleshooting

Problem Symptoms Table
Before replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor.
Use the table below to help you 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.
After correcting the malfunction, check the complete system to ensure that performance is satisfactory.
Suspect Area
No blower operation
1.       Blower fuse
2.       Blower relay
3.       Blower motor
4.       Power mosfet
5.       Blower speed control switch
6.       Wire harness
No air temperature control
1.       Engine coolant capacity
2.       Heater control assembly
No compressor operation
1.       Refrigerant capacity
2.       A/C Fuse
3.       Magnetic clutch
4.       Compressor
5.       A/C pressure transducer
6.       A/C switch
7.       Evaporator temperature sensor
8.       Wire harness
No cool comes out
1.       Refrigerant capacity
2.       Refrigerant pressure
3.       Drive belt.
4.       Magnetic clutch.
5.       Compressor
6.       A/C pressure transducer
7.       Evaporator temperature sensor.
8.       A/C switch.
9.       Heater control assembly
10.    Wire harness
Insufficient cooling
1.       Refrigerant capacity
2.       Drive belt
3.       Magnetic clutch
4.       Compressor
5.       Condenser
6.       Expansion valve
7.       Evaporator
8.       Refrigerant lines
9.       A/C pressure transducer
10.    Heater control assembly
No engine idle-up when A/C switch ON
1.       Engine ECM
2.       Wire harness
No air inlet control
1.       Heater control assembly
No mode control
1.       Heater control assembly
2.       Mode actuator
No cooling fan operation
1.       Cooling fan fuse
2.       Fan motor
3.       Engine ECM
4.       Wire harness

Specification Air Conditioner ItemSpecificationCompressorTypeDVE16Oil type & CapacityPAG OIL 120±10cc (4.2±0.35 OZ.)Pulley type6PK-TYPEDisplacement160cc/revCondenserHeat rejection14,000±5% ...

Special Service Tools
Special Service Tools Tool (Number and name)IllustrationUse09977-29000Disc & hub assembly bolt removerRemoval and installation of disc & hub assembly. ...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Air bag non-inflation conditions
In certain low-speed collisions the air bags may not deploy. The air bags are designed not to deploy in such cases because they may not provide benefits beyond the protection of the seat belts. Front air bags are not designed to inflate in rear collisions, because occupants are moved ...

Hyundai Tucson (LM) 2010-2015 Service Manual: General Information
General Troubleshooting Information Before Troubleshooting 1. Check applicable fuses in the appropriate fuse/relay box. 2. Using the battery checker (MCR-570 KIT), check the battery for damage, state of charge, and clean and tight connections. (Refer to the EE group - "Battery") &nbs ...

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