2006-2009 Mitsubishi Eclipse Spyder IV (4G) 2.4L MIVEC (162 Hp) Automatic

The Mitsubishi Eclipse Spyder IV (4G), produced between 2006 and 2009, represented the fourth generation of the popular Eclipse convertible. This iteration, built on the GS platform, aimed to blend sporty styling with open-air driving enjoyment. The 2.4L MIVEC engine paired with an automatic transmission was a key variant within the Spyder lineup, positioned as a balance between affordability and performance. It served as a step up from the base 2.0L engine, offering more power without the higher price tag of the optional performance upgrades available on other Eclipse models.

Technical Specifications

Brand Mitsubishi
Model Eclipse
Generation Eclipse Spyder IV (4G)
Type (Engine) 2.4L MIVEC (162 Hp) Automatic
Start of production 2006
End of production 2009
Powertrain Architecture Internal Combustion engine
Body type Cabriolet
Seats 4
Doors 2
Fuel Type Petrol (Gasoline)
Power 162 Hp @ 6000 rpm
Power per litre 68.1 Hp/l
Torque 217 Nm @ 4000 rpm / 160.05 lb.-ft. @ 4000 rpm
Engine layout Front, Transverse
Engine Model/Code 4G69
Engine displacement 2378 cm3 / 145.11 cu. in.
Number of cylinders 4
Engine configuration Inline
Cylinder Bore 87 mm / 3.43 in.
Piston Stroke 100 mm / 3.94 in.
Compression ratio 9.5:1
Number of valves per cylinder 4
Fuel injection system Multi-port manifold injection
Engine aspiration Naturally aspirated engine
Valvetrain SOHC
Engine oil capacity 4.3 l / 4.54 US qt | 3.78 UK qt
Coolant 8.7 l / 9.19 US qt | 7.65 UK qt
Drivetrain Architecture The Internal combustion engine (ICE) drives the front wheels of the vehicle.
Drive wheel Front wheel drive
Number of gears and type of gearbox 4 gears, automatic transmission
Front suspension Independent type McPherson
Rear suspension Independent multi-link suspension
Front brakes Ventilated discs
Rear brakes Disc
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Hydraulic Steering
Tires size 225/50 R17
Wheel rims size 17

Powertrain & Engine Architecture

The heart of this Eclipse Spyder variant is the 4G69 2.4-liter inline-four engine. This engine utilizes Mitsubishi’s MIVEC (Mitsubishi Innovative Valve timing and lift Electronic Control) technology, a variable valve timing system. MIVEC adjusts both the timing and lift of the intake valves, optimizing engine performance across the rev range. The 4G69 is a naturally aspirated engine, relying on conventional intake rather than forced induction. Fuel delivery is managed by a multi-port fuel injection system, providing precise fuel metering for efficient combustion. The engine’s single overhead camshaft (SOHC) design contributes to its relatively compact size and reduced weight. The automatic transmission is a conventional four-speed unit, chosen for its ease of use and suitability for everyday driving. While not offering the quickest acceleration, it provided smooth shifts and a comfortable driving experience.

Driving Characteristics

The 2.4L MIVEC engine with the four-speed automatic transmission delivered a respectable, though not exhilarating, driving experience. With 162 horsepower and 160 lb-ft of torque, acceleration was adequate for merging onto highways and passing slower traffic. However, it lacked the punch of the turbocharged models available in the Eclipse lineup. The automatic transmission’s gear ratios were tuned for fuel efficiency and smooth cruising, rather than aggressive performance. Compared to the five-speed manual transmission offered on other Eclipse models, the automatic resulted in slightly slower acceleration times and a less engaging driving feel. The front-wheel-drive configuration provided predictable handling, but limited traction during hard acceleration. Overall, this combination was geared towards drivers prioritizing comfort and convenience over outright performance.

Equipment & Trim Levels

The 2.4L MIVEC automatic Spyder typically came standard with features like air conditioning, power windows and locks, a CD player with MP3 compatibility, and cruise control. Upholstery was generally cloth, though leather options were available as upgrades. The dashboard featured a straightforward layout with easy-to-read gauges. Optional extras included a premium sound system, alloy wheels, and a power-operated convertible top. The Spyder was offered in various trim levels, with the 2.4L automatic often found in the mid-range configurations, offering a good balance of features and price. Higher trims added features like heated seats, automatic climate control, and upgraded interior trim.

Chassis & Braking

The Eclipse Spyder IV utilized an independent McPherson strut suspension in the front and an independent multi-link suspension in the rear. This setup aimed to provide a comfortable ride while maintaining reasonable handling characteristics. Front brakes were ventilated discs, offering good stopping power, while rear brakes were solid discs. An Anti-lock Braking System (ABS) was standard, enhancing safety by preventing wheel lockup during hard braking. The steering system employed a rack-and-pinion setup with hydraulic power assist, providing responsive and precise steering feel. The standard tire size was 225/50 R17, mounted on 17-inch alloy wheels. Stabilizer bars were included both front and rear to reduce body roll during cornering.

Market Reception & Comparison

Critics generally viewed the 2.4L MIVEC automatic Eclipse Spyder as a competent and affordable convertible. It was praised for its comfortable ride, user-friendly features, and stylish design. However, it was often criticized for its lack of outright performance compared to other sports cars and even some of its own siblings. Fuel economy was considered average for its class. Compared to the turbocharged Eclipse GS-T and GSX models, the 2.4L automatic offered significantly less power and acceleration. However, it was also more reliable and less prone to expensive repairs. Compared to the base 2.0L engine, the 2.4L provided a noticeable improvement in performance, making it a more appealing option for drivers seeking a more engaging driving experience.

Legacy

The 4G69 engine, in general, has proven to be a relatively reliable powerplant, and the 2.4L MIVEC variant in the Eclipse Spyder is no exception. Common issues are typically related to age and maintenance, such as oil leaks and sensor failures. The four-speed automatic transmission is also generally reliable, though it may exhibit some wear and tear over time. In the used car market, the 2.4L MIVEC automatic Eclipse Spyder represents a relatively affordable entry point into convertible ownership. Its combination of style, comfort, and reasonable reliability makes it a popular choice for drivers seeking a fun and practical open-air vehicle. While not a performance icon, it remains a fondly remembered member of the Eclipse family.

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