Every control module on the 2024-2026 Audi S6 — 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) 6.5 hr R&R security gateway +1.2 hr ▸ programming details
📍 Inside transmission housing, integrated with valve body
🔧 VAS 6154 + ODIS + Security Access
⚠️ Requires transmission removal; adaptation and clutch learning mandatory
Climate Control Module (CCM) 2.0 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Dashboard, center behind HVAC controls
🔧 VAS 6154 + ODIS
⚠️ Four-zone automatic climate control calibration required
Electric Power Steering Control Module (EPS) 1.8 hr R&R security gateway +0.8 hr ▸ programming details
📍 Steering column, lower section
🔧 VAS 6154 + ODIS + Security Access
⚠️ Steering angle sensor calibration mandatory after replacement
MMI Navigation Plus Control Module (MMI) 1.8 hr R&R security gateway +1.0 hr ▸ programming details
📍 Dashboard, center behind MMI screen
🔧 VAS 6154 + ODIS + Security Access
⚠️ 10.1-inch touchscreen; component protection active
ABS/ESP Control Module (ABS) 1.5 hr R&R security gateway +0.8 hr ▸ programming details
📍 Engine bay, left front near brake master cylinder
🔧 VAS 6154 + ODIS + Security Access
⚠️ Brake bleeding required; steering angle sensor calibration mandatory
Body Control Module / Central Convenience (BCM) 1.5 hr R&R security gateway +1.2 hr ▸ programming details
📍 Dashboard, left side behind fuse panel
🔧 VAS 6154 + ODIS + Security Access
⚠️ Controls central locking, lighting, wipers; extensive adaptation required
Adaptive Cruise Control Radar Module (ACC) 1.5 hr R&R dealer / factory tool +1.2 hr ▸ programming details
📍 Front bumper, center behind grille
🔧 VAS 6154 + ODIS + Alignment Tool
⚠️ Radar alignment mandatory; requires VAS 6350 alignment tool
Virtual Cockpit Plus Instrument Cluster (VC) 1.2 hr R&R security gateway +1.0 hr ▸ programming details
📍 Dashboard, behind steering wheel
🔧 VAS 6154 + ODIS + Security Access
⚠️ 12.3-inch digital display; mileage programming requires dealer authentication
Engine Control Module (ECM) 1.2 hr R&R security gateway +1.0 hr ▸ programming details
📍 Engine bay, left side firewall behind battery
🔧 VAS 6154 + ODIS + Security Access
⚠️ Enhanced component protection; immobilizer pairing via secure gateway
Central Gateway Control Module (CGW) 1.2 hr R&R security gateway +2.0 hr ▸ programming details
📍 Dashboard, center above footwell
🔧 VAS 6154 + ODIS + Security Access
⚠️ Enhanced security gateway; all modules require re-pairing after replacement
Digital Matrix LED Headlight Control Module (Left/Right) (AFS) 1.2 hr R&R dealer / factory tool +0.8 hr ▸ programming details
📍 Inside each headlight assembly
🔧 VAS 6154 + ODIS
⚠️ Digital Matrix LED with laser high beam; basic setting and calibration required
Power Liftgate Control Module (PLG) 1.2 hr R&R aftermarket tool +0.5 hr ▸ programming details
📍 Rear liftgate, left side panel
🔧 VCDS or Autel
⚠️ Kick-sensor activation; liftgate position learning required
Park Assist Control Module (PLA) 1.2 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Rear bumper, center behind trim
🔧 VAS 6154 + ODIS
⚠️ 360-degree camera and automated parking; calibration required
Surround View Camera Control Module (SVC) 1.0 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Rear trunk lid, integrated with camera
🔧 VAS 6154 + ODIS
⚠️ Four-camera system; all cameras must be calibrated together
Door Control Module (Each Door) (DCM) 1.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Inside each door, lower section
🔧 VCDS or Autel
⚠️ Window auto-up/down calibration required
Kessy Control Module / Immobilizer (Kessy) 1.0 hr R&R security gateway +1.5 hr ▸ programming details
📍 Dashboard, center console area
🔧 VAS 6154 + ODIS + Security Access
⚠️ Keyless entry/start; all keys must be re-learned via secure gateway
Adaptive Air Suspension Control Module (CDC) 1.0 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Rear cargo area, right side panel
🔧 VAS 6154 + ODIS
⚠️ Ride height calibration required after replacement
Airbag Control Module (ACM) 0.8 hr R&R security gateway +0.5 hr ▸ programming details
📍 Center console, under front seats mounting bracket
🔧 VAS 6154 + ODIS + Security Access
⚠️ Crash data must be cleared; component protection active
Seat Memory Control Module (Driver/Passenger) (SMC) 0.8 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Under front seats, integrated with seat frame
🔧 VCDS or Autel
⚠️ Massage and ventilation functions; memory positions must be re-learned
Telematics Control Module (TCU) 0.8 hr R&R security gateway +0.8 hr ▸ programming details
📍 Rear cargo area, left side panel
🔧 VAS 6154 + ODIS + Security Access
⚠️ Audi Connect services; SIM card and subscription pairing required
Trailer Control Module (TCM) 0.8 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Rear cargo area, left side panel
🔧 VCDS or Autel
⚠️ Optional equipment; trailer light and brake control
Predictive Efficiency Assistant Control Module (PEA) security gateway +0.5 hr ▸ programming details
📍 Integrated with ECM
🔧 VAS 6154 + ODIS + Security Access
⚠️ Software function; uses navigation data for efficiency optimization
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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