🌍 International coverage, work in progress. This Russian-market vehicle is part of our hand-curated international catalog. We are filling in labor times, torque specs and fluids as fast as we can verify them, so some numbers may be missing or marked estimated for now. Do you work on these vehicles in the EU, Russia, or the JDM scene? Help us get it right: send real shop times or corrections to [email protected], or request the data you need and it joins the verification queue.

2021 AUDI TTS

2.0L Turbo I4AWDDCTgasCJXCturbo
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Dead battery / stuck in Park? Emergency neutral procedure for this TTS
Every control module on the 2015-2024 Audi TTS — 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.
Mechatronic Control Module (TCM)5.0 hr R&Rsecurity gateway +1.5 hr▸ programming details
📍 Inside transmission (S tronic DQ250/DQ381), requires transmission oil drain and pan removal
🔧 ODIS-E/S with GeKo online authentication required for adaptation
⚠️ Mechatronic unit integral to transmission. SGW-protected. Requires extensive adaptation, clutch learning, and transmission fluid change. DQ381 7-speed on 2015+.
Electromechanical Power Steering Control Module (EPS)2.0 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Steering column, under dashboard
🔧 ODIS-E/S with GeKo, Autel with VW authorization
⚠️ Electric power steering. SGW-protected. Steering angle sensor calibration required.
ABS/ESP Control Module (ABS)1.5 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Engine bay, left front near brake master cylinder
🔧 ODIS-E/S with GeKo, Autel with VW authorization
⚠️ SGW-protected. Brake bleeding and ABS pump functions require dealer tool or advanced aftermarket.
Body Control Module / Comfort Control Module (BCM / CCM)1.5 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Dashboard, left side behind fuse panel or under driver seat
🔧 ODIS-E/S with GeKo, Autel with VW authorization
⚠️ Central body electronics. SGW-protected. Controls lighting, wipers, central locking, and convenience features.
Climate Control Module (CCM)1.5 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Dashboard center, behind climate control panel
🔧 VCDS, OBDeleven, or ODIS
⚠️ Automatic climate control. Basic adaptation, not typically SGW-protected.
Door Control Module (DCM)1.2 hr R&Raftermarket tool +0.2 hr▸ programming details
📍 Inside door panel (driver and passenger doors)
🔧 VCDS, OBDeleven, or ODIS
⚠️ Controls windows, mirrors, locks per door. Not typically SGW-protected.
Engine Control Module (ECM)1.2 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Engine bay, left side near firewall, below intake manifold
🔧 ODIS-E/S with GeKo online authentication, Autel IM608/IM508 with VW/Audi authori
⚠️ Component protection and SGW. Requires online dealer authentication or advanced aftermarket tools with OEM authorization subscriptions.
Central Gateway Control Module (Gateway / SGW)1.2 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Dashboard, left side behind fuse panel (J533)
🔧 ODIS-E/S with GeKo online authentication required
⚠️ Security Gateway (SGW). Controls access to protected modules. Replacement requires dealer-level online authentication and reconfiguration of all modules.
Airbag Control Module (ACM)1.0 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Center console, under center armrest
🔧 ODIS-E/S with GeKo, Autel with VW authorization
⚠️ SGW-protected. Crash data clearing and coding require online authentication.
Instrument Cluster / Virtual Cockpit (IC / VC)1.0 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Dashboard, behind steering wheel
🔧 ODIS-E/S with GeKo required for mileage programming
⚠️ Virtual Cockpit (12.3" digital display) standard on TTS. Component protection: mileage and VIN locked. SGW-protected.
LED Headlight Control Module (LED / Matrix)1.0 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Engine bay, behind headlight assemblies (one per side)
🔧 VCDS, OBDeleven, or ODIS
⚠️ LED or optional Matrix LED headlights. Leveling and range adjustment required. Not typically SGW-protected.
Kessy / Keyless Entry Control Module (Kessy)1.0 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Dashboard, center console area or steering column
🔧 ODIS-E/S with GeKo, Autel IM608 with VW authorization
⚠️ Keyless entry and start. SGW-protected. Key programming requires online authentication or advanced EEPROM work.
Driver Assistance Control Module (ADAS)1.0 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Behind rearview mirror or front bumper area
🔧 ODIS-E/S with GeKo, camera calibration required
⚠️ Optional driver assistance features (lane keep, adaptive cruise). SGW-protected. Camera and radar calibration required after replacement or windshield replacement.
MMI Navigation Plus / Infotainment Control Module (MMI)1.0 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Dashboard center, in radio slot
🔧 ODIS-E/S with GeKo, Autel with VW authorization
⚠️ MMI Navigation Plus with touchpad. SGW-protected. Coding for vehicle-specific features and component protection.
Magnetic Ride Control Module (MRC / Damper Control)1.0 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Rear cargo area, left or right side panel
🔧 VCDS, OBDeleven, or ODIS
⚠️ Optional Audi Magnetic Ride adaptive dampers. Not typically SGW-protected.
Telematics Control Module / Audi Connect (TCU)1.0 hr R&Rsecurity gateway +0.5 hr▸ programming details
📍 Dashboard, center console area, or under rear seat
🔧 ODIS-E/S with GeKo
⚠️ Audi Connect telematics. SGW-protected. Requires online activation and coding.
Park Assist Control Module (PLA)0.8 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Rear bumper area, behind trim or in trunk
🔧 VCDS, OBDeleven, or ODIS
⚠️ Parking sensors and optional park assist. Sensor calibration required.
Rear View Camera Control Module (RVC)0.5 hr R&Raftermarket tool +0.2 hr▸ programming details
📍 Rear hatch, integrated into camera or trunk area
🔧 VCDS, OBDeleven, or ODIS
⚠️ Rear camera standard on most TTS models. Calibration for guidelines.
Seat Adjustment Control Module (Seat Memory)0.5 hr R&Raftermarket tool +0.2 hr▸ programming details
📍 Under driver and passenger seats
🔧 VCDS, OBDeleven, or ODIS
⚠️ Power seats with memory standard on TTS. Basic adaptation.
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? Tell us — corrections ship fast here.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years.
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