Engine code
Vehicles using B7JA engine list:
Which cars use the B7JA engine and what oil to use. Common B7JA engine faults, symptoms, diagnosis, prevention and repair.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol MAGNATEC 5W‑20 E | |
|---|---|
| SAE 5W‑20 | ✔ |
| ACEA C5 | ✔ |
| API SN | ✔ |
| ILSAC GF‑5 | ✔ |
| Ford WSS‑M2C948‑B | ✔ |
| Granville FS‑ECO 5W‑20 | |
|---|---|
| SAE 5W‑20 | ✔ |
| ACEA C5 | ✔ |
| API SN/CF | ✔ |
| ILSAC GF‑5 | ✔ |
| Ford WSS‑M2C948‑B | ✔ |
| MPM 05000EB 5W‑20 | |
|---|---|
| SAE 5W‑20 | ✔ |
| ACEA C5 | ✔ |
| API SN | ✔ |
| ILSAC GF‑5 | ✔ |
| Ford WSS‑M2C948‑B | ✔ |
| FAI PRO C5 5W‑20 FD LS | |
|---|---|
| SAE 5W‑20 | ✔ |
| ACEA C5 | ✔ |
| API SN | ❓ |
| ILSAC GF‑5 | ✔ |
| Ford WSS‑M2C948‑B | ✔ |
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 B7JA engine
SAE 0W-20
ACEA C2
API SN Plus
WSS-M2C950-A
Most common problems, symptoms & fixes for the B7JA engine.
Engine B7JA, found in Ford Fiesta, Puma, and Tourneo Courier 1.0 EcoBoost models, commonly faces issues like carbon buildup on intake valves due to direct injection, causing rough idling and reduced performance. Diagnosis involves checking for misfires and performing a walnut blasting cleaning. Turbocharger wastegate rattle is another concern; listen for unusual noises and inspect the turbo actuator. Preventive maintenance includes using high-quality fuel, regular oil changes with synthetic oil, and timely air filter replacement. For mild carbon buildup, fuel additives may help, but severe cases require professional cleaning. Address turbo issues promptly to avoid costly repairs.