2009 Mitsubishi Eclipse Oil Capacity
Quick Answer
The 2009 Mitsubishi Eclipse requires 6.5 quarts of oil when properly filled. Oil capacity ranges from 5.5 to 6.5 quarts depending on trim level and engine configuration. The recommended oil type is Conventional with a viscosity grade of 10W-30 or similar. The 2009 Eclipse is available in 12 trim configurations with 3 engine options.
To determine the exact oil specification for your 2009 Mitsubishi Eclipse, compare all 12 configurations in the table below. Always consult your owner's manual for the most accurate information specific to your vehicle's VIN and configuration.
2009 Mitsubishi Eclipse Oil Capacity by Trim
The table below compares the oil capacity, type, viscosity, and engine options for each trim of the 2009 Mitsubishi Eclipse.
| Trim | Capacity | Oil Type | Viscosity | Engine | Drivetrain |
|---|---|---|---|---|---|
| ES | 6.5 qt | Conventional | 10W-30 | 3.8L V6 | FWD |
| SE | 6.5 qt | Conventional | 10W-30 | 3.8L V6 | FWD |
| SEL | 6.5 qt | Conventional | 10W-30 | 3.8L V6 | FWD |
| GT | 6.5 qt | Conventional | 10W-30 | 3.8L V6 | FWD |
| ES | 5.8 qt | Conventional | 10W-30 | 2.4L | FWD |
| SE | 5.8 qt | Conventional | 10W-30 | 2.4L | FWD |
| SEL | 5.8 qt | Conventional | 10W-30 | 2.4L | FWD |
| GT | 5.8 qt | Conventional | 10W-30 | 2.4L | FWD |
| ES | 5.5 qt | Conventional | 10W-30 | 3.0L V6 | FWD |
| SE | 5.5 qt | Conventional | 10W-30 | 3.0L V6 | FWD |
| SEL | 5.5 qt | Conventional | 10W-30 | 3.0L V6 | FWD |
| GT | 5.5 qt | Conventional | 10W-30 | 3.0L V6 | FWD |
All oil capacity specifications are maximum rated values. Always consult your owner's manual for accurate specifications for your specific vehicle configuration.
Why Oil Capacity Matters
Why This Exact Amount
Your 2009 Mitsubishi Eclipse's 2.4L engine is engineered for 5.5 to 6.5 Quarts quarts of oil—not more, not less. This precise volume ensures:
- Optimal lubrication - All moving parts get proper oil film protection
- Cooling efficiency - Sufficient oil circulates to absorb and dissipate heat
- Filter performance - Correct pressure for oil filter to trap contaminants
- Crankcase balance - Prevents oil aeration from crankshaft contact
⚠️ Too little: Accelerated wear, overheating, potential seizure
⚠️ Too much: Foaming, seal damage, catalytic converter fouling
Conventional Oil: Why It's Specified
The 2009 Mitsubishi Eclipse requires Conventional oil with 10W-30 viscosity for a reason:
- Viscosity grade - 10W-30 flows properly at startup and operating temperature
- Additive package - Conventional contains detergents matched to your engine design
- Thermal stability - Resists breakdown at your engine's operating temperature
- Fuel economy - Correct viscosity reduces internal friction and improves MPG
💡 Switching oil types? Only use alternatives approved in your owner's manual. Modern engines have tight tolerances—wrong oil voids warranties.
Overfill Damage Risks
Adding more than 5.5 to 6.5 Quarts quarts to your 2009 Mitsubishi Eclipse causes immediate problems:
- Seal failure - Excessive pressure blows out gaskets and seals ($500-$2,000 repair)
- Oil foaming - Crankshaft whips oil into foam, destroying lubrication
- Catalytic converter damage - Excess oil burns off, clogging catalyst ($1,000-$2,500 replacement)
- PCV system overload - Positive crankcase ventilation can't handle extra pressure
🚨 Overfilled by mistake? Don't drive. Drain excess immediately or risk catastrophic engine damage. Even 0.5 quarts over can cause problems.
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Complete 2009 Mitsubishi Eclipse Specifications
Looking for more than just oil capacity? Get the complete picture of your 2009 Mitsubishi Eclipse with verified specifications from The 411 Network: