Engine code

Vehicles using CMMD engine list:

Which cars use the CMMD engine and what oil to use. Common CMMD engine faults, symptoms, diagnosis, prevention and repair.

Recommended oil for engine CMMD engine.

Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
Oil Specs Comparison
Castrol EDGE 5W-30 LL
Castrol EDGE 5W-30 LL
SAE 5W-30 βœ”
ACEA C3 βœ”
VW 504.00/507.00 βœ”
MB 229.31/229.51 βœ”
Porsche C30 βœ”
BMW Longlife-04 βœ”
Dexos2 βœ”
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Motul 8100 5W-30 X-Clean
Motul 8100 5W-30 X-Clean
SAE 5W-30 βœ”
ACEA C3 βœ”
VW 504.00 / 507.00 βœ”
MB 229.31 / 229.51 βœ”
Porsche C30 βœ”
BMW Longlife-04 βœ”
GM dexos2 ❌
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RAVENOL VMP 5W-30
RAVENOL VMP 5W-30
SAE 5W-30 βœ”
ACEA C3 βœ”
VW 504.00 / 507.00 βœ”
MB 229.51 βœ”
Porsche C30 βœ”
BMW Longlife-04 βœ”
GM dexos2 βœ”
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Pennzoil Platinum Euro Full Synthetic 5W-30
Pennzoil Platinum Euro Full Synthetic 5W-30
SAE 5W-30 βœ”
ACEA C3 βœ”
VW 504.00 / 507.00 βœ”
MB 229.31 / 229.51 βœ”
Porsche C30 βœ”
BMW Longlife-04 βœ”
GM dexos2 βœ”
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Oil specification key
βœ” – 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 CMMD engine

SAE 0W-40
ACEA C3
API SN
VW 504.00
VW 507.00
BMW Longlife-04
MB 229.51

Most common problems, symptoms & fixes for the CMMD engine.

Engine CMMD commonly faces issues like oil leaks, ignition coil failures, and carbon buildup in Bentley Continental GT V8 S and GTC V8 S models. Diagnosis involves checking for oil spots under the car, misfire codes via OBD-II scanner, and rough idling symptoms. Prevent oil leaks by regularly inspecting valve cover gaskets and replacing them at the first sign of wear. Prevent ignition coil failure by using high-quality spark plugs and coils, and replacing them per service intervals. Carbon buildup can be minimized by using premium fuel and performing periodic intake cleaning. Promptly addressing these issues ensures engine longevity and optimal performance.