Engine code

Vehicles using AFB engine list:

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

Recommended oil for engine AFB engine.

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Questions strictly about engine codes (brand/model/engine type/production years).
Oil Specs Comparison
Castrol EDGE 5W-40 A3/B4
Castrol EDGE 5W-40 A3/B4
ACEA A3/B4 βœ”
API SP βœ”
BMW Longlife-01 βœ”
MB 229.3 / 229.5 / 226.5 βœ”
Porsche A40 βœ”
Renault RN0700 / RN0710 βœ”
VW 502 00 / 505 00 βœ”
Chrysler MS-12991 βœ”
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Ravenol VST 5W-40
Ravenol VST 5W-40
ACEA A3/B4 βœ”
API SP βœ”
BMW Longlife-01 βœ”
MB 229.5 / 226.5 βœ”
Porsche A40 βœ”
VW 502.00 / 505.00 βœ”
Renault RN0700/0710 βœ”
Chrysler MS-12991 βœ”
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Mobil 1 FS 5W-40
Mobil 1 FS 5W-40
ACEA A3/B3/B4 βœ”
API SN/SM/CF βœ”
BMW Longlife-01 βœ”
MB 229.3 / 229.5 βœ”
Porsche A40 βœ”
VW 502.00 / 505.00 βœ”
Renault RN0700/0710 βœ”
Chrysler MS-12991 βœ”
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Liqui Moly High Tech 5W-40
Liqui Moly High Tech 5W-40
ACEA A3/B4 βœ”
API SN/CF βœ”
BMW Longlife-01 βœ”
MB 229.5 βœ”
Porsche A40 βœ”
VW 502.00 / 505.00 βœ”
Renault RN0700/0710 βœ”
Chrysler MS-12991 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 AFB engine

SAE 5W-40
ACEA A3/B4
API CF
VW 505.00

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

Engine AFB is known for issues such as EGR valve clogging, turbocharger wear, and injector problems. Diagnosis should start with checking for fault codes related to these components and inspecting for smoke or loss of power. Preventive maintenance includes regular oil and filter changes using quality oil, cleaning or replacing the EGR valve, and ensuring the turbocharger is free of shaft play. Injector servicing or replacement may be necessary if misfires or rough idling occur. Addressing carbon buildup early and maintaining the cooling system helps prevent overheating and engine damage. Timely repairs ensure longevity and reliable performance of the AFB engine.