Acura RDX

L15B 1.5L I4 Turbo 245 hp Automatic All-wheel drive SUV 2019–2025

✔ Good Choice

Engine L15B ✔ Good Choice 800–3,200 $

1.5L turbo from the Civic, 241 hp in RDX. Early 2019-2021 models had limp mode issues (fuel pump recalls). Much more stable from 2022. Watch for oil dilution on short trips.

Fun Factor? Fun to Drive!

Turbo four with ambition — compact Acura with bite

L15B7 delivers more punch than numbers suggest. 10-speed more responsive than anything Acura had before. Not a sports car, but an SUV that doesn't put you to sleep.

Engine Weaknesses 1

!! L15B Turbo: Limp Mode and Sudden Power Loss 2019–2021

Early TB4 RDX shows limp mode from misfires or fuel pump failures. ECU software update and intercooler replacement documented as fixes.

Symptoms: Sudden loss of acceleration at highway speed, vehicle slows to 25-40 mph, check engine light

0–1,200 $ from 25,000 km

Ad intercooler Acura RDX TB4 L15B7 misfire P0301 RDX

Vehicle Weaknesses 2

!! Other Rear Windshield: Spontaneous Shattering (TSB 22-014)

Rear windshield shatters spontaneously without external impact. TSB 22-014 documents the issue but no formal recall. Warranty replacement possible.

500–1,200 $

Ad rear windshield Acura RDX TB4 TSB 22-014 RDX

!! Suspension Rear Coil Springs: Corrosion Fracture (Salt Belt)

Rear coil springs corrode in salt belt regions and snap. Broken spring can damage tires or brake lines.

300–800 $ from 60,000 km

Ad rear coil spring Acura RDX TB4 rear spring RDX 2019-2025

NHTSA Owner Complaints

Below Average

924 complaints · 2019–2025

Other

272 ⚠ 1

Wipers & Visibility

197

Engine

157 ⚠ 2

Brakes

80 ⚠ 4

Electrical

73 ⚠ 2

Top Reported Issues

⚠ Other (272 complaints)

⚠ Wipers & Visibility (197 complaints)

⚠ Engine (157 complaints)

Source: NHTSA (nhtsa.gov) · 2026-04