Every control module on the 2019-2026 Audi A7 — 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/Mechatronic) 4.5 hr R&R security gateway +1.2 hr ▸ programming details
📍 Inside transmission oil pan (S-tronic) or valve body (Tiptronic)
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Mechatronic replacement requires transmission fluid change, adaptation, VIN coding; security gateway authentication required
MMI Navigation Plus Control Module (MMI/MIB3) 2.5 hr R&R security gateway +1.0 hr ▸ programming details
📍 Behind center dashboard screen or in trunk left side
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ MIB3 system; component protection requires security gateway authentication; map updates require dealer access
Mild Hybrid Battery Control Module (MHEV/48V Battery) 2.0 hr R&R security gateway +1.0 hr ▸ programming details
📍 Trunk floor or under rear seat
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ 48V mild hybrid system on select models; high voltage safety procedures required; security gateway authentication required
Electric Power Steering Control Module (EPS) 2.0 hr R&R security gateway +0.8 hr ▸ programming details
📍 Steering column or rack housing
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Steering angle sensor calibration required; security gateway authentication required
Climate Control Module (CCM/HVAC) 2.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Center dashboard, behind climate control panel
🔧 VCDS or Autel
⚠️ Basic adaptation for flap calibration; no component protection on this module
ABS/ESP Control Module (ABS/ESP) 1.5 hr R&R security gateway +0.8 hr ▸ programming details
📍 Engine bay, driver side near brake master cylinder
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Brake bleeding required; security gateway authentication required; component protection active
Central Convenience Control Module (CCM/Comfort Module) 1.5 hr R&R security gateway +1.0 hr ▸ programming details
📍 Dashboard left side, behind fuse panel or driver footwell
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Controls windows, locks, lighting; key adaptation required; security gateway authentication required
Virtual Cockpit/Instrument Cluster (IC/Virtual Cockpit) 1.5 hr R&R security gateway +1.2 hr ▸ programming details
📍 Dashboard behind steering wheel
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ Mileage programming requires dealer access and security gateway authentication; component protection prevents used cluster swap
Adaptive Cruise Control Radar Module (ACC Radar) 1.5 hr R&R security gateway +1.0 hr ▸ programming details
📍 Behind front grille, center lower
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ Radar calibration required using alignment tool; security gateway authentication required
Adaptive Air Suspension Control Module (CDC/Air Suspension) 1.5 hr R&R security gateway +0.8 hr ▸ programming details
📍 Trunk floor, right side near spare tire well
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Ride height calibration required; security gateway authentication required; component protection active
Door Control Module (DCM) 1.2 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Inside each door, lower section
🔧 VCDS or Autel
⚠️ Window auto-up/down relearn required; separate module per door; typically no component protection
Engine Control Module (ECM) 1.2 hr R&R security gateway +1.0 hr ▸ programming details
📍 Engine bay, driver side firewall or top of engine
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Security gateway 3.0 requires online authentication; component protection mandatory; immobilizer adaptation required
Central Gateway Control Module (Gateway/CGW) 1.2 hr R&R security gateway +1.5 hr ▸ programming details
📍 Dashboard left side, behind fuse panel
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ Security Gateway 3.0; controls all CAN bus security; replacement requires full vehicle configuration and online authentication
Matrix LED/HD Headlight Control Module (AFS/Matrix LED) 1.2 hr R&R security gateway +0.5 hr ▸ programming details
📍 Inside each headlight assembly
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Camera-based matrix system; headlight aim and camera calibration required; separate module per side
Trunk/Liftgate Control Module (Trunk Module) 1.0 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Trunk lid or left side trim
🔧 VCDS or Autel
⚠️ Power liftgate calibration if equipped; typically no component protection
Fuel Pump Control Module (FPCM) 1.0 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Under rear seat or trunk floor, near fuel tank
🔧 VCDS or Autel
⚠️ Basic adaptation; typically no component protection
Park Assist Control Module (PDC/PLA) 1.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Rear bumper area or trunk left side
🔧 VCDS or Autel
⚠️ Sensor calibration may be needed; typically no component protection
Airbag Control Module (ACM) 1.0 hr R&R security gateway +0.8 hr ▸ programming details
📍 Center console tunnel, under front seats
🔧 VAS 6154/ODIS-E with AutoAuth or Autel IA900
⚠️ Crash data clearing requires security gateway authentication; component protection active
Front Camera/Driver Assist Camera (ADAS Camera) 1.0 hr R&R security gateway +1.0 hr ▸ programming details
📍 Windshield top center, behind rearview mirror
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ Lane assist, traffic sign recognition; windshield replacement requires recalibration; security gateway authentication required
Kessy/Keyless Entry Control Module (Kessy) 1.0 hr R&R security gateway +1.2 hr ▸ programming details
📍 Center console or dashboard right side
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ All keys must be re-adapted; security gateway authentication mandatory; component protection active
Telematics Control Module (TCU/Audi Connect) 1.0 hr R&R security gateway +0.8 hr ▸ programming details
📍 Trunk left side or under rear shelf
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ Subscription activation required; security gateway authentication required; component protection active
Emergency Call Module (eCall) 0.8 hr R&R security gateway +0.5 hr ▸ programming details
📍 Headliner near rearview mirror or trunk area
🔧 VAS 6154/ODIS-E with AutoAuth
⚠️ Automatic crash notification; SIM card activation required; security gateway authentication required
Seat Memory Control Module (Seat Module) 0.8 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Under front seats
🔧 VCDS or Autel
⚠️ Separate module per seat; memory relearn required; typically no component protection
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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