Every control module on the 2017-2026 Audi S5 — 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.
Transmission Control Module (TCM) 5.0 hr R&R security gateway +1.2 hr ▸ programming details
📍 Inside transmission housing (Mechatronic unit for S tronic DSG)
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Mechatronic replacement requires transmission removal. Component protection and security gateway active. Clutch adaptation mandatory.
ABS/ESP Control Module (ABS) 2.0 hr R&R security gateway +0.8 hr ▸ programming details
📍 Engine bay, driver side near brake master cylinder, integrated with hydraulic unit
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Brake bleeding required. Component protection active. VIN coding and sensor adaptation needed.
Headlight Control Module / Matrix LED Module (AFS / Matrix LED) 1.8 hr R&R security gateway +0.5 hr ▸ programming details
📍 Each headlight assembly (module integrated in headlight)
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ LED/Matrix LED headlights. Component protection may apply. Headlight aim calibration required. Left and right modules separate.
MMI Control Module (MMI 3G+ / MMI Touch) 1.8 hr R&R security gateway +0.8 hr ▸ programming details
📍 Dashboard, under passenger seat or behind center screen
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Component protection active. Navigation data on separate SD card. May require online activation for full features.
Airbag Control Module (ACM) 1.5 hr R&R security gateway +0.8 hr ▸ programming details
📍 Center console tunnel, under center console trim between front seats
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Battery disconnect mandatory. Crash data clearing requires authentication. Component protection active.
Central Convenience Control Module (CCM / Comfort Module) 1.5 hr R&R security gateway +1.0 hr ▸ programming details
📍 Dashboard, driver side lower dash panel or behind fuse panel
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Controls windows, locks, lighting. Component protection active. Remote key adaptation required.
All-Wheel Drive Control Module (Quattro / AWD Module) 1.5 hr R&R security gateway +0.8 hr ▸ programming details
📍 Undercarriage, mounted on rear differential or transfer case
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Controls torque distribution. Component protection may apply. Adaptation required.
Steering Column Electronics / Steering Angle Sensor (SAS / J527) 1.2 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Steering column, under lower dash trim at column base
🔧 VCDS or Autel
⚠️ Steering angle calibration mandatory. Drive straight and center steering for calibration.
Door Control Module (DCM) 1.2 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Inside each door, behind door panel near latch
🔧 VCDS or Autel
⚠️ Controls window, mirror, lock per door. Window one-touch calibration required.
Engine Control Module (ECM) 1.2 hr R&R security gateway +1.0 hr ▸ programming details
📍 Engine bay, driver side firewall area, mounted on bracket near brake booster
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Component protection active. Security gateway requires online authentication. Immobilizer pairing mandatory.
Climate Control Module (CCM) 1.2 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Dashboard, behind center HVAC control panel
🔧 VCDS or Autel
⚠️ Automatic climate control requires flap calibration. Some advanced functions may need dealer coding.
Adaptive Cruise Control Radar Module (ACC Radar) 1.2 hr R&R security gateway +0.8 hr ▸ programming details
📍 Front bumper, center behind lower grille
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Component protection active. Radar calibration required after replacement or bumper removal. Static or dynamic calibration.
Instrument Cluster / Virtual Cockpit (IC) 1.0 hr R&R security gateway +1.0 hr ▸ programming details
📍 Dashboard, behind instrument panel in driver binnacle
🔧 ODIS Engineering or Autel with AutoAuth
⚠️ Virtual Cockpit (digital display). Mileage programming requires dealer authentication. Component protection active.
Gateway Control Module (Gateway) 1.0 hr R&R security gateway +1.0 hr ▸ programming details
📍 Dashboard, behind center console lower trim or under driver side dash
🔧 ODIS Engineering
⚠️ Security gateway. Replacement requires Audi security access code and online authentication. Critical for all module communication.
Keyless Access Control Module (Kessy) 1.0 hr R&R security gateway +1.2 hr ▸ programming details
📍 Dashboard, integrated with steering column electronics or separate module under dash
🔧 ODIS Engineering
⚠️ Key programming requires dealer access and online authentication. All keys must be present. Component protection active.
Suspension Control Module (CDC / Adaptive Dampe) 1.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Trunk, driver side rear corner near shock tower (if equipped with adaptive suspension)
🔧 VCDS or Autel
⚠️ Audi Drive Select equipped vehicles. Damper calibration required after replacement.
Telematics Control Module (TCU / Audi Connect) 1.0 hr R&R security gateway +0.8 hr ▸ programming details
📍 Trunk, passenger side rear corner or under rear shelf
🔧 ODIS Engineering
⚠️ Component protection active. Requires SIM card and online subscription activation. LTE/4G equipped.
Park Assist Control Module (PDC / Park Assist) 0.8 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Rear cargo area, driver side trim panel behind wheel well
🔧 VCDS or Autel
⚠️ Sensor calibration required. May integrate with camera system.
Fuel Pump Control Module (FPCM) 0.8 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Trunk, under trunk floor near fuel tank access panel
🔧 VCDS or Autel
⚠️ Controls in-tank fuel pump. Depressurize fuel system before R&R.
Rear View / Surround View Camera Module (RVC / Area View) 0.8 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Rear trunk lid (rear camera), front grille and side mirrors (surround view if equipped)
🔧 VCDS or Autel
⚠️ Surround view has multiple cameras. Calibration for parking guidelines required.
Seat Memory Control Module (Seat Module) 0.8 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Under driver and passenger seats, mounted to seat frame
🔧 VCDS or Autel
⚠️ Memory seats only. Calibration for full travel limits may be needed.
Wireless Charging Module (Wireless Charger) 0.5 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Center console, front storage compartment
🔧 VCDS or Autel
⚠️ Optional equipment. Qi wireless charging. Minimal coding typically required.
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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