Vehicles using A25A-FXS engine list:

Recommended oil for engine A25A-FXS engine.

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Questions strictly about engine codes (brand/model/engine type/production years).
Oil Specs Comparison
Castrol Magnatec 5W‑30 A5
Castrol Magnatec 5W‑30 A5
SAE 5W‑30✔
ACEA A1/B1 / A5/B5✔
API SN/CF✔
ILSAC GF‑4 / GF‑5✔
Ford WSS‑M2C913‑A / B / C / D✔
Liqui Moly Special Tec F 5W‑30
Liqui Moly Special Tec F 5W‑30
SAE 5W‑30✔
ACEA A5/B5✔
API SN✔
ILSAC GF‑5✔
Ford WSS‑M2C913‑A / B / C / D✔
Mobil Super 3000 Formula F 5W‑30
Mobil Super 3000 Formula F 5W‑30
SAE 5W‑30✔
ACEA A1/B1 / A5/B5✔
API SN✔
ILSAC GF‑5✔
Ford WSS‑M2C913‑A / B / C / D✔
MPM 05000F 5W‑30 Premium Synthetic Ford
MPM 05000F 5W‑30 Premium Synthetic Ford
SAE 5W‑30✔
ACEA A5/B5✔
API SN✔
ILSAC GF‑4 / GF‑5✔
Ford WSS‑M2C913‑A / B / C / D✔
Oil specification key
✔ – Meets the required specification
❓ – Not explicitly stated (use caution; check your vehicle manual)
❌ – Does not meet required specification. Use may cause engine issues.

Answer generated by AI.

Oil specifications for A25A-FXS engine

SAE 0W-20
API SN Plus
ILSAC GF-6A

Most common problems, symptoms & fixes for the A25A-FXS engine.

Engine A25A-FXS is known for reliability but may face issues like carbon buildup on intake valves due to direct injection, causing rough idling or reduced performance. Diagnosis includes a misfire code or rough running symptoms. Prevention involves using high-quality fuel and periodic intake cleaning. Another concern is the hybrid system's battery health; regular software updates and monitoring hybrid battery status help maintain performance. Oil leaks around valve cover gaskets can occur; inspect and replace gaskets if needed. Regular maintenance, timely oil changes with recommended synthetic oil, and addressing warning lights promptly ensure longevity and smooth operation in Lexus ES 300h, NX 350h, NX 450h+, and RX 450h+ models.