Lexus ES XV70

2.5L Dynamic Force naturally aspirated — the non-hybrid version used in the ES 250. Dual injection, high thermal efficiency, smooth operation. Minor oil consumption documented on some units but rarely problematic. A fundamentally simple, efficient engine. 207 hp is adequate for the ES 250 but this is a Camry engine in a luxury sedan — adequate, not inspiring.

• !! Piston Ring Oil Consumption from 80,000 km

  Some A25A-FKS units exhibit higher-than-expected oil consumption due to piston ring design. Typically manifests around 50,000-80,000 miles. Not all units are affected. Monitor oil level between changes.

  Symptoms: Oil level drops between changes, no visible leaks, may trigger low oil warning
  200–500 $
  Ad piston ring A25A-FKSoil consumption Lexus ES 250
• ! Cold-start misfire (TSB T-SB-0010-24) from 40,000 km

  At coolant temperatures between 14F-41F, cold-soak start misfires can occur (codes P0300-P0304). Toyota TSB T-SB-0010-24 replaces the exhaust-side valve lash adjusters. Affects ES 250, Camry and RAV4 with the A25A.

  Symptoms: Check engine light after cold start, rough idle when cold, brief misfires until the engine warms up.
  300–800 $
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• ! Water pump/seal leak from 120,000 km

  The water pump shaft seal hardens with age and starts to leak. Coolant collects under the engine and temperature rises. When replacing, flush the cooling system and use Toyota SLLC coolant.

  Symptoms: Coolant puddle under engine, rising temperature gauge, sweet odor, fogged windows in some cases.
  350–700 $
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This 2.5-litre four-cylinder from the Dynamic Force family works in a hybrid setup and is fundamentally solid — 250,000 km and more is realistic. Its high efficiency comes from an aggressive combustion process with heavy exhaust gas recirculation, so the EGR valve should be cleaned from around 70,000 km or it risks coking up. The EGR cooler can crack at any mileage and lose coolant — a known weak point. Frequent short trips in the cold can cause oil emulsion, so occasional full warm-ups help. A leaking oil pan gasket is documented via TSB. Otherwise an economical, durable engine.

• !! Oil Pan Gasket Leak (TSB) from 40,000 km

  Toyota Technical Tip T-TT-0672-21 documents oil leaks from the No. 2 oil pan on 2021-2022 TMMK-produced A25A-FXS engines. A manufacturing process issue causes the oil pan gasket to fail prematurely. Dealer repair under warranty involves oil pan reseal.

  Symptoms: Oil drip from lower engine, oil spots on ground, oil residue on oil pan surface
  200–600 $
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• ! Oil Emulsion From Short-Trip Cold Weather Use

  During short trips at freezing temperatures, moisture from blow-by gases condenses in the crankcase, producing milky emulsion on the oil cap and in the oil. TSB EG-00731T-TME (2022) addresses this. Not a head gasket leak — resolved by occasional longer drives that bring the engine to full operating temperature.

  Symptoms: Milky residue on oil cap, white deposits inside valve cover, low oil pressure warning in severe cases
  50–200 $
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• ! EGR System Clogging from 160,000 km

  The EGR system accumulates carbon deposits over time. Hybrid operation with frequent engine start-stop cycles accelerates buildup. EGR valve cleaning or replacement typically needed around 100,000 miles. Preventable with occasional sustained highway driving.

  Symptoms: Check engine light, rough idle, reduced power, increased emissions
  300–800 $
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This 3.5-litre V6 in the modern D-4S form combines direct and port injection — exactly what keeps the intake valves clean and sidesteps the carbon build-up that plagues pure direct-injection units. Strong, refined and more economical in daily use than the turbocharged competition. A known production-related oil leak at the timing cover, caused by its seal, is worth keeping an eye on. The water pump can fail prematurely and is the main wear point. A little oil consumption between change intervals is possible, so check the level regularly. Otherwise a very reliable, long-lived naturally aspirated engine.

• !! Front Timing Cover Oil Leak (Production Defect) from 80,000 km

  The 2GR-FKS inherited the timing cover leak from the 2GR-FE. First and second production years (2016-2018) were worst affected — a production process issue, not a design flaw. Leaks typically appear by the first or second oil change. Later production years are largely free of this problem. Repair costs are extreme due to engine removal requirement.

  Symptoms: Oil leak from front timing cover, oil drip on AC compressor, burning oil smell under hood
  3,000–7,000 $
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• !! Premature Water Pump Failure from 80,000 km

  The 2GR-FKS shares the water pump weakness with the entire 2GR engine family. Premature failures documented as early as 30,000-50,000 miles. Internal design is improved over the 2GR-FE but longevity remains below Toyota standards. Replacement is moderately labor-intensive.

  Symptoms: Coolant leak from water pump area, overheating warning, coolant loss, whining noise from pump
  400–1,200 $
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• ! Oil Consumption Between Changes from 60,000 km

  Some 2GR-FKS engines consume oil between changes. Toyota considers up to 1 quart per 1,200 miles within specification. Owners report consumption beginning as early as 30,000-60,000 miles. The owner's manual instructs to check and top off as needed. Not catastrophic but requires monitoring.

  Symptoms: Oil level drops between changes, low oil level warning, need to add oil every 1,000-2,000 miles
  50–200 $
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