Acura RDX TB3
Weaknesses, engine ratings and buying advice
Generations
Engine Overview
The Acura RDX TB3 is available with one engine variant at 152 hp.
Honda K24 — one of the most reliable four-cylinders ever built. VTC rattle on cold start is normal at higher mileage. Chain-driven, no belt. 400,000 km examples documented.
- ! VTC Actuator Cold-Start Rattle from 160,000 km
Variable timing control actuator produces metallic rattle for 1-3 seconds on cold start due to oil pressure loss during shutdown.
Symptoms: Brief metallic rattle on cold start, disappears when oil pressure builds
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| VCM oil consumption clogs pre-cat High oil consumption from VCM clogs front catalytic converter. Check engine and power loss up to engine damage. Symptoms: Check engine, power loss, black exhaust smoke, oil drops fast from 120,000 km | High | |
| Headlight Reflector: Coating Delamination Internal reflector coating delaminates from projector lamp heat. Light pattern becomes diffuse and range drops significantly. Symptoms: Headlights appear hazy despite new bulbs, uneven beam pattern, poor nighttime visibility from 80,000 km | Medium |
Top Reported Issues
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Known Problems and Issues +
A total of 7 weaknesses have been documented for the Acura RDX TB3 (2013–2018) — 1 engine-related and 6 vehicle-related. Typical issues affect Electronics, Brakes, Gearbox, Other. Considered reliable: K24 (2.4L I4).
What to watch out for with the Acura RDX? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
What problems and weaknesses does the Acura RDX TB3 have? +
What should I look for when buying a used Acura RDX TB3? +
Which engine is recommended? +
Which Acura RDX TB3 engine is the most reliable? +
Which Acura RDX TB3 engine is the most fun? +
Is the Acura RDX TB3 worth buying used? +
What horsepower variants are available for the Acura RDX TB3? +
Last updated: February 2026 · All information without guarantee