Acura ILX
First Generation (2013-2015) / First Generation (DE2/3) / 2016-2018 / 2nd Generation / 2014-2021 / Sedan
Year and trim selector
Choose the exact year and trim to see engine, oil and service details.
2014 Acura ILX DE1 (2.0L I4)/DE2 (2.4L I4) (DE1/DE2)
DE1/DE2 / DE1 (2.0L I4), DE2 (2.4L I4) / 2014 Acura ILX offered with two main engines: a 2.0L SOHC i-VTEC inline-4 (DE1) producing 150 hp and a 2.4L DOHC i-VTEC inline-4 (DE2) producing 201 hp. The 2.0L engine was paired with a 5-speed manual or CVT; the 2.4L was paired with a 6-speed manual or 8-speed dual-clutch automatic in later years but 2.4L manual was last offered in 2014.
2015 Acura ILX DE2 (2.0L I4 i-VTEC)/DE3 (2.4L I4 i-VTEC) (DE2/3)
DE2/3 / DE2 (2.0L I4 i-VTEC), DE3 (2.4L I4 i-VTEC) / The 2015 Acura ILX offered two main engines: a 2.0L DOHC i-VTEC I4 (engine code DE2) producing 150 hp and 140 lb-ft torque, and a 2.4L DOHC i-VTEC I4 (engine code DE3) producing 201 hp and 172 lb-ft torque. Market variations applied: 2.0L was common in North America base models, 2.4L was available in the A-Spec performance trim, and other markets may have varied offerings.
2018 Acura ILX K24W7 (DE5)
DE5 / K24W7 / 2.4L inline-4 DOHC i-VTEC, naturally aspirated gasoline engine
2021 Acura ILX P20A2 (DE4/5)
DE4/5 / P20A2 / 2.4L DOHC inline-4, i-VTEC, direct-injection gasoline engine
Engine codes by year
| Year | Trim | Engine codes | Displacement | Fuel system |
|---|---|---|---|---|
| 2014 | technical-profile | DE1 (2.0L I4), DE2 (2.4L I4) | 1996 cc (DE1), 2354 cc (DE2) | MPI (Multi-Point Fuel Injection) |
| 2015 | technical-profile | DE2 (2.0L I4 i-VTEC), DE3 (2.4L I4 i-VTEC) | 1996 cc (2.0L), 2354 cc (2.4L) | Programmed Fuel Injection (PGM-FI) |
| 2018 | technical-profile | K24W7 | 2356 cc | Multi-point fuel injection |
| 2021 | technical-profile | P20A2 | 2354 cc | Direct Injection with Variable Valve Timing (i-VTEC) |
Oil capacity by engine
| Year | Engine codes | Oil type | Oil capacity | Fluid |
|---|---|---|---|---|
| 2014 | DE1 (2.0L I4), DE2 (2.4L I4) | API SN or higher, SAE 0W-20 synthetic recommended | Approximately 4.4 liters (service-fill including filter) for 2.4L engine; similar for 2.0L; includes oil filter change | Honda ATF-Z1 or DW-1 for CVT; manual uses standard manual transmission fluid |
| 2015 | DE2 (2.0L I4 i-VTEC), DE3 (2.4L I4 i-VTEC) | SAE 0W-20 engine oil meeting Acura/Honda standards | Approximately 4.4 US quarts (4.2 liters) service-fill including filter change | Honda ATF-Z1 or equivalent for CVT |
| 2018 | K24W7 | SAE 0W-20, API SN or newer | Approximately 4.4 liters (4.6 US quarts) including filter, service-fill specification | Honda HCF-2 for DCT |
| 2021 | P20A2 | SAE 0W-20 fully synthetic | 4.4 liters (4.6 US quarts) including filter; service fill | Honda ATF DW-1 for CVT |
Technical specifications
- Engines: DE1 (2.0L I4), DE2 (2.4L I4), DE2 (2.0L I4 i-VTEC), DE3 (2.4L I4 i-VTEC), K24W7, P20A2
- Transmissions: 5-speed manual (2.0L), 6-speed manual (2.4L), Continuously Variable Transmission (CVT) for 2.0L version, Honda ATF-Z1 or DW-1 for CVT; manual uses standard manual transmission fluid, 6-speed manual (available on certain trims and markets), Continuously Variable Transmission (CVT) in most trims, Honda ATF-Z1 or equivalent for CVT, 6-speed manual (available in US market only), 8-speed dual-clutch automatic (DCT) with torque converter
- Tire sizes: 215/45 R17, 215/45R17 (most trims), 215/40R18 (A-Spec), 215/50R17 (standard wheel), 225/50R17 (base), 225/45R18 (higher trims)
- Bolt pattern: Verify by exact trim and wheel package
- Wheel torque: Verify by VIN and wheel package
- Battery: Verify by engine, market and equipment package
Fluids and service data
- Engine oil: API SN or higher, SAE 0W-20 synthetic recommended / SAE 0W-20 engine oil meeting Acura/Honda standards / SAE 0W-20, API SN or newer / SAE 0W-20 fully synthetic
- Transmission fluid: Honda ATF-Z1 or DW-1 for CVT; manual uses standard manual transmission fluid / Honda ATF-Z1 or equivalent for CVT / Honda HCF-2 for DCT / Honda ATF DW-1 for CVT
- Coolant: Approximately 7.2 liters / About 6.0 US quarts (5.7 liters) / Approximately 7.5 liters (2.0 US gallons) / 7.2 liters (1.9 US gallons)
- Brake fluid: DOT 3 or DOT 4 brake fluid / DOT 3 or equivalent / DOT 3 or DOT 4
Known problems
- CVT belt wear under heavy use (mostly North American market)
- Throttle body cleaning needed to resolve rough idle
- Potential CVT belt wear on high-mileage units
- Occasional i-VTEC actuator issues
- Timing chain noise reported in higher mileage vehicles
- Minor electronic sensor faults (oxygen sensor, ABS sensors)
- Some reports of CVT hesitation under high load
- Occasional oil consumption noted in high mileage units