Every control module on the 2023-2026 Hyundai Ioniq 6 — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
On-Board Charger (OBC) 2.0 hr R&R dealer / factory tool +0.8 hr ▸ programming details
📍 Front motor compartment, right side near charge port
🔧 Hyundai GDS
⚠️ 11 kW standard. Requires charge port communication verification after replacement.
Motor Driven Power Steering Control Module (MDPS) 2.0 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Integrated with steering column assembly, below dashboard
🔧 Hyundai GDS
⚠️ Steering angle sensor zero-point calibration required after replacement.
Electronic Stability Control Module (ESC) 1.5 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Engine compartment, left front near brake master cylinder
🔧 Hyundai GDS
⚠️ Integrated ABS/ESC/TCS. Brake bleeding required after replacement. Steering angle sensor calibration mandatory.
Heating Ventilation Air Conditioning Control Module (HVAC) 1.5 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Behind center dashboard, integrated with climate control unit
🔧 Autel MaxiSys or Hyundai GDS
⚠️ Heat pump system on EV. Actuator relearn required after replacement.
Vehicle to Load Control Module (V2L) 1.5 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Rear bumper area, near charge port or integrated with ICCU
🔧 Hyundai GDS
⚠️ Vehicle-to-Load (V2L) 120V outlet functionality. May be integrated with ICCU on some configurations.
Body Control Module (BCM) 1.2 hr R&R dealer / factory tool +0.8 hr ▸ programming details
📍 Behind lower left dashboard panel, above fuse box
🔧 Hyundai GDS
⚠️ VIN writing and option configuration required. Controls lighting, wipers, power windows, door locks.
Adaptive Front Lighting System Module (AFLS) 1.2 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Integrated with headlight assemblies (left and right)
🔧 Autel MaxiSys or Hyundai GDS
⚠️ LED matrix headlights on higher trims. Headlight aiming required after replacement.
Telematics Control Unit (TCU) 1.2 hr R&R dealer / factory tool +0.8 hr ▸ programming details
📍 Behind headliner, center roof area near rearview mirror
🔧 Hyundai GDS with server activation
⚠️ Bluelink services. Requires online activation and subscription pairing with Hyundai server.
Audio Video Navigation Head Unit (AVN) 1.0 hr R&R aftermarket tool +0.5 hr ▸ programming details
📍 Center dashboard stack
🔧 Autel MaxiSys or Hyundai GDS
⚠️ 12-inch touchscreen standard. VIN writing and vehicle option configuration recommended for full feature access.
Electronic Control Suspension Module (ECS) 1.0 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Rear trunk area, right side panel
🔧 Hyundai GDS
⚠️ Optional electronic damper control. Ride height sensor calibration required after replacement.
Passenger Door Module (PDM) 1.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Inside front passenger door, behind door panel
🔧 Autel MaxiSys or Hyundai GDS
⚠️ Controls passenger window, mirror, lock. Window auto-up/down relearn required.
Central Gateway Module (CGW) 1.0 hr R&R security gateway +1.0 hr ▸ programming details
📍 Behind lower left dashboard panel, near BCM
🔧 Hyundai GDS with security PIN
⚠️ Security gateway active on 2024+ models. Requires dealer-obtained PIN for programming. Controls CAN bus routing.
Blind Spot Detection Module (BSD) 0.8 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Rear bumper, left and right corners (two modules)
🔧 Autel MaxiSys or Hyundai GDS
⚠️ Two separate modules (left/right). Calibration typically automatic after driving cycle.
Supplemental Restraint System Control Module (SRS) 0.8 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Center console, below center stack
🔧 Hyundai GDS
⚠️ VIN synchronization required. All airbag sensors must be verified after coding.
Forward Camera Module (FCM) 0.8 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Behind rearview mirror, upper windshield center
🔧 Hyundai GDS
⚠️ Lane keeping and forward collision warning. Windshield replacement requires recalibration. Static and dynamic calibration needed.
Instrument Cluster (IPC) 0.8 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Dashboard, behind steering wheel
🔧 Hyundai GDS
⚠️ 12-inch digital cluster standard. VIN and mileage programming required. Odometer transfer legally mandated.
Smart Trunk Control Module (STCM) 0.8 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Inside trunk lid, left side
🔧 Autel MaxiSys or Hyundai GDS
⚠️ Power trunk with hands-free opening. Height memory relearn required after replacement.
Parking Assist System Module (PAS) 0.8 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Rear trunk area, left side panel
🔧 Autel MaxiSys or Hyundai GDS
⚠️ Controls ultrasonic parking sensors. Sensor calibration required after replacement.
Driver Seat Memory Module (DSMM) 0.8 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Under driver seat, left side rail
🔧 Autel MaxiSys or Hyundai GDS
⚠️ Relaxation seats with leg support on Limited trim. Seat position relearn required after replacement.
Transmission Control Unit (TCU) no coding
📍 Not applicable - single-speed reduction gear
⚠️ Ioniq 6 uses single-speed reduction gear; no traditional TCU. Motor control handled by MCU.
Immobilizer Control Module (IMM) dealer / factory tool +0.5 hr ▸ programming details
📍 Integrated with SKCM or BCM depending on trim
🔧 Hyundai GDS
⚠️ Often integrated function; not separate module on most trims. Key programming requires all keys present.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour?
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