Troubleshooting |
Problem Symptoms Table |
Symptom | Suspected Area |
No blower operation | Blower fuse |
Blower relay | |
Blower motor | |
Power mosfet | |
Blower speed control switch | |
Wire harness | |
No air temperature control | Engine coolant capacity |
Heater control assembly | |
No compressor operation | Refrigerant capacity |
A/C fuse | |
Compressor | |
A/C pressure transducer | |
A/C switch | |
Evaporator temperature sensor | |
Wire harness | |
Vented air not cold | Refrigerant capacity |
Refrigerant pressure | |
Drive belt | |
Compressor | |
A/C pressure transducer | |
Evaporator temperature sensor | |
A/C switch | |
Heater control assembly | |
Wire harness | |
Insufficient cooling | Refrigerant capacity |
Drive belt | |
Compressor | |
Condenser | |
Expansion valve | |
Evaporator | |
Refrigerant lines | |
A/C pressure transducer | |
Heater control assembly | |
No engine idle-up when A/C switch ON | Engine ECM |
Wire harness | |
No air inlet control | Heater control assembly |
No mode control | Heater control assembly |
Mode actuator | |
No cooling fan operation | Cooling fan fuse |
Fan motor | |
Engine ECM | |
Wire harness |
Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components
1. Front right Pressure Impact Sensor (FIS)2. Supplemental Restraint System Control Module (SRSCM)3. Front left Pressure Impact Sensor (FIS)4. Gravity Side Impact Sensor (G-SIS)5. Pressure Side Impact Sensor (P-SIS)
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Hyundai Elantra AD (2016-2020) Service Manual: Overdrive Clutch Control Solenoid Valve(OD/C_VFS) Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Disconnect the solenoid valve connector (A).
4.
Measure resistance between sensor signal terminal and sensor ground terminal.
5.
Check that the ...