2013 Bentley Continental Supersports Convertible Preventive Maintenance & Service Schedule

The 2013 Bentley Continental Supersports Convertible is a rare, hand-built grand tourer representing the pinnacle of Bentley's first-generation open-top performance. Powered by a twin-turbocharged 6.0L W12 engine (engine code CKHE) producing 621 hp and 590 lb-ft of torque, this limited-production motorcar demands a meticulous preventive maintenance regimen to preserve its performance, reliability, and significant investment value .

Key Takeaways

• Primary Service Interval: Bentley requires scheduled maintenance every 12 months or 10,000 miles (approximately 16,000 km), whichever comes first . This is the foundational requirement for all 2013 Continental Supersports Convertible models.
• Factory Warranty: New 2013 models came with a 3-year/unlimited mileage basic and powertrain warranty, plus a 1-year/10,000-mile maintenance warranty . Certified Pre-Owned coverage provides 1-year/unlimited miles for vehicles up to 10 years old .
• Engine Oil: The 6.0L W12 (engine code CKHE) has a basic oil fill capacity of 13.5 liters of high-quality fully synthetic oil . The oil change interval is 12 months or 10,000 miles.
• Spark Plugs: The W12 engine requires a full set of 12 spark plugs. For 2009-2011 Supersports models, the genuine Bentley part number is 101905600B . Always verify the correct part for your specific chassis number.
• Service Documentation: The official instruction manual for 2011-2018 Continental models carries part number 390 012 714 DB . A general Bentley service guide recommends spark plug replacement at 35,000-40,000 miles or 6 years, whichever occurs first, and brake fluid replacement every 2 years regardless of mileage .
• Service Indicator: Standard equipment includes a service interval warning system on the instrument cluster.

Factory Recommended Service Schedule

Primary Service Interval

Bentley's official service guidelines for the 2013 Continental Supersports Convertible are clear and consistent: maintenance is required once a year, or every 10,000 miles, whichever comes first . This foundational requirement applies to all 2013 Continental Supersports Convertible variants.

The first year of Bentley service is complimentary for the original owner . The vehicle is equipped with a service interval warning system on the instrument cluster that alerts the driver when scheduled maintenance is approaching.

Annual / 10,000-Mile Service Contents

At each scheduled visit, the following baseline items are typically performed :

• Engine Oil & Filter: Replaced with Bentley-specification fully synthetic oil
• Tire Rotation: All four tires rotated for even wear
• Cabin Pollen Filter: Replaced
• Windshield Wipers: Replaced as needed
• Key Fob Battery: Replaced
• Brake System: Comprehensive inspection of brake pads and discs
• Fluid Levels: All vehicle systems checked and topped up
• Leakage Inspection: Visual inspection for fluid leaks
• Suspension: Comprehensive inspection of all components

Following the vehicle inspection, owners are informed of any components not meeting specification, at which point they can approve any necessary repairs .

Extended Service Items

Based on general Bentley service guidance for vehicles of this era, additional items should be addressed at specific intervals :

Engine Oil Change Guidance

Oil Specifications

The 2013 Continental Supersports Convertible's 6.0L twin-turbo W12 (engine code CKHE) requires high-quality fully synthetic oil . The basic fill capacity is 13.5 liters .

Oil Change Interval

• Factory recommendation: Every 12 months or 10,000 miles
• Conservative owner guidance: Never exceed 12 months for an oil change, even if the mileage is low, as synthetic oil can degrade over time. For vehicles driven primarily in extreme climates or for short urban journeys, many specialists recommend more frequent changes.

Spark Plug Timing

Replacement Interval and Part Specifications

The 2013 Continental Supersports Convertible uses a full set of spark plugs. The 6.0L W12 engine requires 12 spark plugs.

Based on general Bentley service guidance, spark plugs should be replaced at 35,000-40,000 miles or 6 years, whichever occurs first, and thereafter every 40,000 miles or 6 years .

For the Supersports (2009-2011), the correct genuine Bentley spark plug part number is 101905600B . This spark plug also fits the Continental Flying Spur (2006-2012), Continental GT (2003-2010), and Continental GTC (2006-2010) . Always verify the correct part for your specific chassis number.

Symptoms of Fouled Spark Plugs

Fouled spark plugs can cause :

• Decreased fuel economy
• Increased emissions
• Engine misfires
• Rough idle
• Difficulty starting the car

Brake Fluid Service

Fluid Type and Service Interval

The 2013 Continental Supersports Convertible uses DOT-4 brake fluid. The brake fluid reservoir (part number 3D0611301B) is a critical component of the braking system .

• Inspection: Brake fluid level and condition should be inspected at every scheduled service.
• Replacement: Bentley recommends changing the brake fluid every 2 years regardless of mileage . Brake fluid is hygroscopic and absorbs moisture over time, which can degrade braking performance.

Transmission Service

The 2013 Continental Supersports Convertible is equipped with a sophisticated automatic transmission. Based on general Bentley service guidance for vehicles of this era, the transmission should be inspected for leaks at every service .

Warning Signs

If shifting becomes rough, delayed, or is accompanied by unusual noises, have the transmission inspected immediately by a Bentley specialist.

Long-Term Ownership Considerations

Service Documentation

Maintaining a comprehensive service history is critical for preserving the vehicle's resale value. The official instruction manual for 2011-2018 Continental models carries part number 390 012 714 DB and provides comprehensive guidance on operation and maintenance .

Specialist Care

Given the vehicle's complexity and limited production, service should be performed by certified Bentley technicians or independent specialists with the right equipment and genuine parts.

Certified Pre-Owned Warranty

Bentley offers a Certified Pre-Owned warranty program for vehicles up to 10 years old with unlimited mileage, providing 1 year/unlimited miles of coverage . This can be a valuable consideration for owners seeking additional peace of mind.

Extended Warranty

Original owners can extend the factory warranty by two additional years, a feature transferable to a private buyer .

Driving Habits and Storage

The Supersports Convertible benefits from regular use. For vehicles not used regularly, a trickle charger is recommended to maintain the advanced electrical systems.