Engine code
Vehicles using 1LR-GUE engine list:
Which cars use the 1LR-GUE engine and what oil to use. Common 1LR-GUE engine faults, symptoms, diagnosis, prevention and repair.
Recommended oil for engine 1LR-GUE engine.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol EDGE 10W-60 | |
|---|---|
| ACEA A3/B4 | ✔ |
| API SN/CF | ✔ |
| BMW M | ✔ |
| VW 501 01 / 505 00 | ✔ |
| Shell Helix Ultra Racing 10W-60 | |
|---|---|
| ACEA A3/B4 | ✔ |
| API SN/CF | ✔ |
| BMW M | ❌ |
| VW 501 01 / 505 00 | ❌ |
| Mobil 1 10W-60 | |
|---|---|
| ACEA A3/B4 | ✔ |
| API SN/CF | ✔ |
| BMW M | ✔ |
| VW 501 01 / 505 00 | ✔ |
| Liqui Moly Race Tech GT1 10W-60 | |
|---|---|
| ACEA A3/B4 | ✔ |
| API SN/CF | ✔ |
| BMW M | ❌ |
| VW 501 01 / 505 00 | ❌ |
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.
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Answer generated by AI.
Oil specifications for 1LR-GUE engine
SAE 0W-20
API SN
ILSAC GF-5
Most common problems, symptoms & fixes for the 1LR-GUE engine.
Engine 1LR-GUE is a high-performance V10 used exclusively in the Lexus LFA. Common issues include carbon buildup on intake valves due to direct injection, which can cause rough idling and reduced performance. Diagnosis involves inspecting intake valves with a borescope and checking for misfires. Prevention includes using high-quality fuel and regular intake cleaning every 30,000 miles. Another concern is the complex variable valve timing system; symptoms include rough running or check engine lights. Regular oil changes with synthetic oil and timely replacement of timing components help prevent failures. If issues arise, professional servicing is recommended due to the engine’s complexity and precision engineering.