Vehicles using 834E.146 engine list:
Recommended oil for engine 834E.146 engine.
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Questions strictly about engine codes (brand/model/engine type/production years).
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.
✔ – 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 834E.146 engine
SAE 10W-40
API SJ
Most common problems, symptoms & fixes for the 834E.146 engine.
Engine 834E.146 in the Lancia Thema 2.8 V6 (1984–1992) commonly faces issues like ignition coil failure, carburetor tuning problems, and coolant leaks. For diagnosis, check for misfires, rough idling, and overheating signs. Preventive maintenance includes regular spark plug and ignition coil inspections, timely coolant replacement, and carburetor cleaning or adjustment. Solutions involve replacing faulty ignition components, resealing or replacing worn gaskets to stop leaks, and professional carburetor tuning to ensure optimal fuel-air mixture. Regular oil changes and monitoring for unusual noises also help maintain engine health and longevity.