The 2022 IS 350 with the 2GR-FSE V6 is generally reliable, but the direct-injection engine has known carbon buildup issues and a small subset experience catastrophic internal failures tied to oil starvation or manufacturing defects—rare but devastating when they happen.
Direct-Injection Carbon Buildup on Intake Valves
Common · medium severityTypical onset: 60,000-100,000 mi
Symptoms: rough idle or misfire at cold start, reduced throttle response, hesitation under light acceleration, P0300-series misfire codes
Fix: Walnut-blasting the intake valves, 4-6 hours labor. Some shops use chemical induction cleaning as temporary relief but media blasting is the real fix. Requires intake manifold removal.
Estimated cost: $500-900
Catastrophic Engine Failure (Oil Starvation / Bearing Failure)
Rare · high severityTypical onset: 30,000-80,000 mi
Symptoms: sudden knocking or ticking from lower end, metal shavings in oil, check engine light with low oil pressure codes, complete seizure in worst cases
Fix: This is the nightmare scenario—connecting rod bearings spin due to oil starvation, contamination, or defect. Requires short block or complete engine replacement. 18-24 hours labor plus core/engine cost. Some tied to infrequent oil changes or extended intervals, others appear random.
Estimated cost: $8,000-14,000
Transmission Oil Cooler Line Leaks
Occasional · medium severityTypical onset: 70,000-110,000 mi
Symptoms: red fluid pooling under vehicle, burnt transmission fluid smell, transmission slipping or hard shifts if fluid level drops
Fix: Cooler lines corrode at fittings or develop pinholes. Replace lines and flush transmission if contaminated. 2-3 hours labor.
Estimated cost: $400-700
Deteriorated Transmission Mounts
Occasional · low severityTypical onset: 80,000-120,000 mi
Symptoms: clunk when shifting from Park to Drive/Reverse, vibration at idle in gear, excessive driveline movement on acceleration
Fix: Rubber mounts crack and collapse over time, especially in hot climates. Replace mount(s), 1.5-2.5 hours depending on which mount.
Estimated cost: $300-550
Fuel Filter Clogging (Pump Module)
Occasional · medium severityTypical onset: 100,000+ mi or with poor fuel quality
Symptoms: extended crank time before start, loss of power under load, sputtering at highway speed, fuel pump whine
Fix: The in-tank pump module includes a filter element that can clog, especially if contaminated fuel was used. Replace entire fuel pump assembly. 2-3 hours labor.
Estimated cost: $600-1,000
VVT-i Actuator Rattle (Cold Start)
Common · low severitySymptoms: brief rattle or buzz on cold start, lasts 1-3 seconds, no performance impact, may set P0010/P0020 VVT codes if severe
Fix: VVT gears can rattle when oil pressure is low at startup, especially in cold weather or with thin oil. Often resolves with fresh 0W-20 oil and OEM filter. If persistent and code sets, replace cam timing gear actuator(s). 3-4 hours per bank.
Estimated cost: $400-800 per actuator
Solid daily driver with luxury and performance, but skip it if the previous owner stretched oil changes or if you hear any engine noise—when this V6 fails, it's wallet-obliterating.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.