Engine code
Vehicles using 1UZ-FE engine list:
Which cars use the 1UZ-FE engine and what oil to use. Common 1UZ-FE engine faults, symptoms, diagnosis, prevention and repair.
- LEXUS - LS 400 (180kW) 1990β1994
- LEXUS - LS 400 (194kW) 1995β1997
- LEXUS - GS 400 (216kW) 1997β2000
- LEXUS - LS 400 (209kW) 1997β2000
Recommended oil for engine 1UZ-FE engine.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol GTX 10W-40 A3/B4 | |
|---|---|
| SAE 10W-40 | β |
| ACEA A3/B4 | β |
| API SP | β |
| API SL / CF | β |
| MB-Approval 226.5 / 229.3 | β |
| Renault RN0700 / RN0710 | β |
| VW 501 01 / 505 00 | β |
| Fiat 9.55535-D2 / 9.55535-G2 | β |
| Shell Helix HX7 10W-40 | |
|---|---|
| SAE 10W-40 | β |
| ACEA A3/B4 | β |
| API SP | β |
| API SL / CF | β |
| MB-Approval 229.3 | β |
| Renault RN0700 / RN0710 | β |
| VW 502 00 / 505 00 | β |
| Fiat 9.55535-D2 | β |
| Total Quartz 7000 Energy 10W-40 | |
|---|---|
| SAE 10W-40 | β |
| ACEA A3/B4 | β |
| API SP | β |
| API SL / CF | β |
| MB-Approval 229.3 | β |
| Renault RN0700 / RN0710 | β |
| VW 501 01 / 505 00 | β |
| Fiat 9.55535-D2 | β |
| Peugeot/CitroΓ«n B71 2294 | β |
Oil specification key
β β Meets the required specification
β β Not explicitly stated (use caution; check your vehicle manual)
β β Does not meet required specification. Use may cause engine issues.
β β Meets the required specification
β β Not explicitly stated (use caution; check your vehicle manual)
β β Does not meet required specification. Use may cause engine issues.
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Answer generated by AI.
Oil specifications for 1UZ-FE engine
SAE 5W-30
API SJ
Most common problems, symptoms & fixes for the 1UZ-FE engine.
Engine 1UZ-FE is known for durability but can face issues like oil leaks (valve cover gaskets), timing belt wear, and coolant leaks from the water pump. Diagnose leaks by inspecting gasket areas and coolant levels regularly. Prevent problems with timely oil changes using quality synthetic oil and replacing the timing belt every 90,000 miles or 6 years. Address overheating promptly to avoid head gasket damage. If rough idling or misfires occur, check ignition coils and spark plugs. Regular maintenance and early detection of leaks or belt wear ensure long engine life and reliable performance in Lexus LS 400 and GS 400 models.