1. Blower unit assembly
1. Seal
2. Intake duct case
3. Intake actuator
4. Intake door
5. Intake lower case
6. Blower upper case
7. Blower unit pad
8. Blower lower case
9. Blower motor
10. Air filter
11. Air filter cover
12. PWM Blower module
1.Disconnect the negative (-) battery terminal.
2.Recover the refrigerant with a recovery / recycling / charging station.
3.When the engine is cool, drain the engine coolant from the radiator.(Refer to Engine Mechanical System - "Coolant")
4.Remove the cowl top cover.(Refer to Body - "Cowl Top Cover")
5.Remove the bolts and the expansion valve (A) from the evaporator core.
Tightening torque : 8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 Ib-ft)
• Plug or cap the lines immediately after disconnecting them to avoid moisture and dust contamination.
• When installing, replace with a new O-ring.
6.Disconnect the heater hoses (A) from the heater unit.
• Engine coolant will run out when the hoses are disconnected; drain it into a clean drip pan. Be sure not to let coolant spill on electrical parts or painted surfaces. If any coolant spills, rinse it off immediately.
7.Loosen the cowl cross member mounting bolts.
Tightening torque : 16.7 - 25.5 N.m (1.7 - 2.6 kgf.m, 12.3 -18.8 lb-ft)
8.Remove the floor console assembly.(Refer to Body - "Floor Console Assembly")
9.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")
10.Remove both sides of the front pillar trim.(Refer to Body - "Front Pillar Trim")
11.Remove the cowl side trim.(Refer to Body - "Cowl Side Trim")
12.Remove the steering column shroud lower panel.(Refer to Body - "Steering Column Shroud Panel")
13.Remove the steering wheel.(Refer to Steering System - "Steering Wheel")
14.Remove the multifunction switch.(Refer to Body Electrical System - "Multifunction Switch")
15.Lower the steering column after loosening the mounting bolts.(Refer to Steering System - "Steering Column and Shaft")
16.Remove the shift lever assembly.(Refer to Automatic Transmission System - "Shift Lever")
17.Remove the rear air duct (A).
18.Separate the floor carpet (A) to obtain space for removing the rear heating duct.
19.Loosen the mounting nuts and remove the front air duct (A).
20.Disconnect the airbag control module (SRSCM) connector (A).
21.Disconnect the junction box connectors (A).
22.Disconnect the multi box connectors (A).[Driver's side]
23.Disconnect the connectors (A) and the mounting clips in the front pillar.
24.Remove the drain hose (A).
25.Loosen the cowl blower unit mounting bolts.
Tightening torque :3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 Ib-ft)
26.After loosening the bolts and nuts remove the main crash pad and cowl cross bar assembly (A) together.
27.Disconnect the heater & blower unit connectors.
(1)Disconnect the mode actuator connector (A) and remove the wiring mounting clips.
(2)Disconnect the auto defogging actuator connector (A) and intake actuator connector (B) remove the wiring mounting clips.
(3)Disconnect the temperature control actuator (A), power mosfet connector (B) and remove the wiring mounting clips.
(4)Disconnect the blower motor connector (A) and remove the wiring mounting clips.
28.Loosen the heater & blower unit mounting bolt (A).
29.Remove the heater and blower unit from the crash pad after loosening the mounting nuts.
30.Separate the blower unit (A) from the heater unit (B) after loosening the screws.
31.To install, reverse the removal procedure.
Hyundai Accent (HC) (2017 - 2022) Service Manual: Battery
- Specification Battery▷ AGM60L-DINItemSpecification Capacity [20HR / 5HR] (AH)60 / 48 Cold Cranking Amperage (A)640 (SAE / EN) Reserve Capacity (Min)100 • Model type description • Cold Cranking Ampere (CCA) : Cold Cranking Amps is a rating used in the battery industry to define a battery's ability to start an engine in cold temperatures.Hyundai Accent (HC) (2017 - 2022) Service Manual: Heater & A/C Control Unit (FATC)
- Components ConnectorPin NOFunctionConnectorPin NOFunction A1Battery (+)A21IGN2 2ADS Sensor (PWM)22IGN1 3ILL+ (TAIL)23HTD (Rear defog indicator) 4C_CAN High24PAB off signal 5C_CAN Low25PAB IGN1 6Defrost actuator (Open)26Sensor ground REF (+5V) 7Defrost actuator (Close)27Detent out (-) 8Mode control actuator (Vent)28Ambient Temperature Sensor (+) 9Mode control actuator (Def)29Evaporator Temperature Sensor (+) 10Temperature control actuator (Cool)30Photo sensor (-) 11Temperature control actuator (Warm)31- 12Intake actuator (Fresh)32- 13Intake actuator (Recirculation)33Hazard signal 14Mode control actuator (Feedback)34Rear defog swich 15Tmperature control actuator (Feedback)35- 16Intake actuator (Feedback)36Blower motor (+) 17Defrost actuator (Feedback)37Fet (Drain feedback) 18ECV+38Fet (Gate) 19ECV- (Ground)39Sensor ground 20ILL- (RHEO)40Ground - Self Diagnosis 1.