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M6 F06 / F12 / F13 M6
F06 • 2012–2018 • Coupe, Convertible, Gran Coupe
1
Engine Options
8
Known Issues
1
Critical Issues
48%
Reliability Score
Facelift (LCI) – 2015
- Competition Package with 600 hp
- Revised LED headlights
- Updated iDrive touchpad controller
48% – Poor
Engines
S63B44 – 4.4L Twin-Turbo V8 M Petrol
M6, M6 Competition • 560–600 hp • 680–700 Nm
Displacement 4.4L
Layout V8
Fuel Petrol
Transmission 7-Speed DCT (DKG/M-DCT)
Known Issues4 issues
high
Oil Leaks (Hot-V Related) Common (>35%)
The hot-V layout causes extreme heat on oil lines, valve cover gaskets, and turbo seals, leading to oil leaks.
Typical Mileage
60,000–120,000 km
Est. Repair Cost
€1,500–€4,000
DIY Friendly
✗ Specialist
Burning oil smellSmoke from engine bayOil consumptionOil drips
high
Coolant Leaks Common (~30%)
Coolant pipe and hose seals degrade from heat, causing coolant loss. The coolant pipes running through the V are particularly prone.
Typical Mileage
60,000–120,000 km
Est. Repair Cost
€800–€2,000
DIY Friendly
✗ Specialist
Coolant lossOverheating warningSweet smell
critical
Rod Bearing Wear Moderate (~20%)
Rod bearings can wear, although less frequently than S65/S85. Oil analysis recommended every 10,000 km.
Typical Mileage
80,000–150,000 km
Est. Repair Cost
€3,000–€6,000
DIY Friendly
✗ Specialist
Knocking noiseMetal in oil analysisLow oil pressure
high
Injector Failure Moderate (~25%)
Direct fuel injectors fail due to heat stress, causing misfires.
Typical Mileage
80,000–150,000 km
Est. Repair Cost
€1,000–€2,500
DIY Friendly
✗ Specialist
MisfiresRough runningCheck engine light
Common Issues (F06-specific)
Engine 2
high
Oil Leaks (Hot-V) Common (>35%)
Same S63 hot-V oil leak concerns as the F10 M5.
Typical Mileage
60,000–120,000 km
Est. Repair Cost
€1,500–€4,000
Category
Engine
Burning oil smellSmokeOil drops
high
Injector Failure Moderate (~25%)
Direct fuel injectors suffer from heat stress in the hot-V layout.
Typical Mileage
80,000–150,000 km
Est. Repair Cost
€1,000–€2,500
Category
Engine
MisfiresRough idleCheck engine light
Transmission 1
high
M-DCT Clutch Pack Wear Moderate (~25%)
DCT clutch packs wear, especially with urban driving.
Typical Mileage
60,000–120,000 km
Est. Repair Cost
€2,000–€4,000
Category
Transmission
ShudderingSlipping at low speedRough engagement
Body 1
medium
Convertible Top Issues (F12) Moderate (~20%)
The folding soft-top mechanism can develop hydraulic leaks and sensor failures.
Typical Mileage
60,000–120,000 km
Est. Repair Cost
€500–€2,000
Category
Body
Slow operationTop won't closeWarning message
Wear Items
S63B44 – Wear Items
M6, M6 Competition
Spark Plugs & Coils (8)
Every 30,000 km
Replacement Cost€300–€600
Wear Factor65%
Engine Gasket/Seal Service
80,000–120,000 km
Replacement Cost€2,000–€5,000
Wear Factor70%
Differential Fluid (M-Sport Diff)
Every 50,000 km
Replacement Cost€100–€200
Wear Factor40%