Segment:
Luxury Grand Tourer (GT) Coupe, High-Performance Sedan (CLS class)
Performance Positioning:
Top-tier performance offering within the CLS lineup, positioned as a high-performance, luxury vehicle with AMG enhancements.
Competitors:
BMW M5 (E60), Audi RS6 (C6), Maserati Quattroporte, Aston Martin Rapide (though more niche).
Vehicle Highlights:
Hand-built M156 V8 engine, distinctive coupe-like sedan styling, advanced AMG performance tuning, luxurious interior appointments.
Usefulness:
Essential for DIY enthusiasts and independent repair shops to maintain and repair the complex systems of the CLS63 AMG, saving on dealership costs and ensuring proper service.
Engine:
M156 6.2L V8 Naturally Aspirated, including component overhaul, timing, lubrication, cooling, fuel injection, ignition, emissions control.
Transmission:
722.6 (7G-TRONIC) Automatic Transmission: maintenance, diagnostics, repair, fluid specifications, torque converter.
Drivetrain:
Rear-wheel drive, differential, driveshafts, axles: inspection, lubrication, repair.
Suspension:
Front and rear suspension (multi-link, airmatic optional on some models but not standard for CLS63 AMG), shock absorbers, springs, control arms, bushings, alignment specifications.
Brakes:
Front and rear disc brakes (including high-performance AMG rotors and calipers), ABS, ESP, brake fluid specifications, bleeding procedures.
Steering:
Hydraulic power steering system, steering rack, tie rods, alignment specifications.
Electrical System:
Battery, alternator, starter, lighting, body control modules (BCM), fuses, relays, wiring diagrams, diagnostic trouble codes (DTCs) for various ECUs.
Climate Control:
Automatic climate control, A/C system, refrigerant, compressor, evaporators, heaters.
Interior:
Seats, dashboard, door panels, trim, airbags, seatbelts, interior lighting.
Exterior:
Body panels, doors, hood, trunk, bumpers, mirrors, glass, seals, paint repair.
Diagnostics:
OBD-II diagnostics, specific Mercedes-Benz diagnostic protocols, live data interpretation, troubleshooting flowcharts.
Maintenance:
Oil change, filter replacement, fluid checks and top-offs, spark plug replacement, brake pad/rotor replacement, air filter replacement, cabin filter replacement.
Repair:
Engine component repair (e.g., camshafts, lifters), transmission overhaul, suspension component replacement, brake system repair, electrical component replacement, body panel repair.
Troubleshooting:
Step-by-step guides for diagnosing and resolving common and complex issues, including starting problems, performance issues, electrical faults, and drivability concerns.
Diagnostics:
Using diagnostic scanners, interpreting sensor data, performing actuator tests, checking for diagnostic trouble codes (DTCs).
Depth:
Comprehensive: Covers everything from basic maintenance schedules and fluid specifications to in-depth engine rebuild procedures, transmission diagnostics, and complex electrical system troubleshooting.
Engine Type:
Naturally Aspirated V8
Displacement:
6.2 Liters (6208 cc)
Bore X Stroke:
102.2 mm x 94.6 mm
Compression Ratio:
11.3:1
Valvetrain:
Dual Overhead Camshafts (DOHC), 4 valves per cylinder, variable valve timing (VVT).
Power Output:
507 hp (373 kW) @ 6800 rpm
Torque Output:
479 lb-ft (650 Nm) @ 5200 rpm
0 To 60 Mph:
Approximately 4.3 seconds
Fuel Delivery:
Sequential Electronic Fuel Injection (SEFI), multi-point injection.
Fuel Type:
Premium Unleaded Gasoline (91+ octane recommended)
Oil Type:
Mobil 1 Synthetic ESP Formula 0W-40 (or equivalent MB 229.5 specification)
Oil Capacity:
8.5 Liters (9.0 US Quarts) with filter change
Transmission Type:
AMG Speedshift MCT (Multi-Clutch Technology) 7-speed automatic
Gear Ratios:
1st: 3.59, 2nd: 2.19, 3rd: 1.41, 4th: 1.00, 5th: 0.73, 6th: 0.61, 7th: 0.50, Reverse: 3.16
Optional Transmission:
N/A for CLS63 AMG model year 2009.
Shift Modes:
Includes 'S' (Sport), 'M' (Manual), and 'C' (Comfort) modes for varied driving experiences.
Transmission Fluid Type:
MB 236.14 specification (e.g., Shell ATF 134)
Transmission Fluid Capacity:
Approximately 7.5 Liters (dry fill)
NHTSA Overall Rating:
Not specifically rated by NHTSA for this generation and model.
IIHS Ratings:
Likely good performance in common crash tests based on Mercedes-Benz engineering for the era.
Electronic Stability Program:
Standard ESP (Electronic Stability Program) with AMG tuning.
Anti Lock Braking System:
Standard ABS (Anti-lock Braking System).
Brake Assist:
Standard BAS (Brake Assist) system.
Tire Pressure Monitoring:
Standard TPMS (Tire Pressure Monitoring System).
Airbags:
Front airbags, front side airbags, side curtain airbags.
Seatbelts:
3-point inertia-reel seatbelts with belt tensioners and force limiters.
Crumple Zones:
Advanced crumple zone technology for improved occupant protection.
Head Unit:
COMAND APS infotainment system with navigation, radio, CD/DVD changer, and auxiliary inputs.
Audio System:
Optional Harman Kardon LOGIC 7 surround sound system.
Display:
7-inch color display integrated into the dashboard.
Adaptive Cruise Control:
Optional DISTRONIC PLUS adaptive cruise control.
Parking Assistance:
Optional PARKTRONIC parking assist system.
Bluetooth:
Bluetooth connectivity for hands-free calling and audio streaming.
Usb Aux:
Auxiliary audio input jack.
Oil Change Interval:
Every 10,000 miles or 12 months, whichever comes first (using synthetic oil).
Major Service A:
At approximately 20,000 miles: Includes synthetic oil and filter change, cabin filter replacement, comprehensive inspection.
Major Service B:
At approximately 40,000 miles: Includes Service A items plus brake fluid flush, engine air filter replacement, spark plug inspection/replacement (as needed).
Transmission Service:
Recommended at 40,000-60,000 miles, including filter and fluid replacement.
Coolant Type:
Mercedes-Benz approved coolant (e.g., ZEREX G-05)
Brake Fluid Type:
DOT 4 Plus (SAE J1704)
Power Steering Fluid Type:
Mercedes-Benz approved power steering fluid (e.g., Pentosin CHF 11S or equivalent).
M156 Engine Specific:
Camshaft bolt failure (common on earlier M156 engines, requires specific repair/replacement of bolts), valve stem seal issues leading to oil consumption, carbon buildup on intake valves.
Transmission Specific:
Torque converter seal leaks, mechatronic unit issues (less common but possible).
Suspension Common:
Air suspension leaks (if equipped, though not standard on CLS63 AMG), worn control arm bushings.