Hyundai Accent (HC): Controller / Heater & A/C Control Unit (Manual)
| Connector | Pin NO | Function | Connector | Pin NO | Function |
| B | 1 | Battery (+) | B | 17 | IGN2 |
| 2 | - | 18 | ILL+ (TAIL) | ||
| 3 | IGN1 | 19 | - | ||
| 4 | - | 20 | Sensor ground REF (+5V) | ||
| 5 | Intake actuator (Fresh) | 21 | HTD (Rear defog indicator) | ||
| 6 | Intake actuator (Recirculation) | 22 | Hazard signal | ||
| 7 | Intake actuator (Feedback) | 23 | Rear defog swich | ||
| 8 | Evaporator Temperature Sensor (+) | 24 | - | ||
| 9 | Ambient Temperature Sensor (+) | 25 | - | ||
| 10 | Blower on signal common | 26 | - | ||
| 11 | Max blower on signal | 27 | |||
| 12 | - | 28 | ECV+ | ||
| 13 | C_CAN High | 29 | ECV- (Ground) | ||
| 14 | C_CAN Low | 30 | ILL- (RHEO) | ||
| 15 | - | 31 | Sensor ground | ||
| 16 | Ground | 32 | Ground |
1.Disconnect the negative (-) battery terminal.
2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")
3.Remove the audio unit.(Refer to Body Electrical System - "Audio Unit")
4.Remove the glove box.(Refer to Crash Pad - "Glove Box Upper Cover Housing")
5.Remove the driver's side shower duct (A) after loosening the screw.
6.Disconnect the mode control cable (A).
7.Remove the passenger's side shower duct (A) after loosening the screw.
8.Disconnect the temperature control cable (A).
9.After loosening the mounting screws, remove the A/C & heater controller unit (A).
10.Disconnect the A/C & heater controller connectors (A).
11.To install, reverse the removal procedure.
Other information:
Hyundai Accent (HC) (2017 - 2022) Service Manual: Components and Components Location
- Components Connector Pin Information NoConnector AConnector BConnector CConnector DConnector 1Battery (+)Front wiper low backup switch inputStatic bending light (Left)_output-Dedicated DRL output 2RPAS power_outputRear washer switch imput-Key Interlock switch inputTail lamp relay output 3Ignition 1Rear wiper switch inputB-CAN (High)-Power window relay output 4Key IN switchFront wiper switch inputB-CAN (Low)-Front fog lamp relay output 5-Front wiper intermittent volume inputAuto ligHyundai Accent (HC) (2017 - 2022) Service Manual: Parking Brake Cable
- Removal [Rear Disc Brake Type] 1.Disconnect the negative (-) battery cable. 2.Release the parking brake. 3.Remove the floor console assembly. (Refer to Body - "Floor Console") 4.Disconnect the connector of parking brake switch. 5.Remove the parking brake switch. 6.Remove the parking brake cable after loosening the nut (A). 7.Loosen the wheel nuts slightly.
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