Vehicles using J8S 776 engine list:
Recommended oil for engine J8S 776 engine.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol MAGNATEC 10W‑40 A/B | |
|---|---|
| SAE 10W‑40 | ✔ |
| ACEA A3/B4 | ✔ |
| API SP | ✔ |
| MB‑Approval 226.5/229.3 | ✔ |
| Renault RN0700 / RN0710 | ✔ |
| VW 501 01 / 505 00 | ✔ |
| Fiat 9.55535‑D2 | ✔ |
| Wolf GuardTech 10W‑40 B4 | |
|---|---|
| ACEA A3/B4 | ✔ |
| API SN | ✔ |
| MB‑Approval 229.1 | ❓ |
| Renault RN0700 / RN0710 | ✔ |
| VW 501 01 / 505 00 | ✔ |
| Fiat 9.55535‑D2 | ✔ |
| Champion Active Defence 10W‑40 B4 | |
|---|---|
| ACEA A3/B4 | ✔ |
| API SN | ✔ |
| MB‑Approval 229.1 | ❓ |
| Renault RN0700 / RN0710 | ✔ |
| VW 501 01 / 505 00 | ✔ |
| Fiat 9.55535‑D2 | ✔ |
| MPM Part Synthetic 10W‑40 | |
|---|---|
| ACEA A3/B4 | ✔ |
| API SN/CF | ✔ |
| MB‑Approval 229.3 | ❓ |
| Renault RN0700 / RN0710 | ✔ |
| VW 501 01 / 505 00 | ✔ |
| Fiat 9.55535‑D2 | ✔ |
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.
Answer generated by AI.
Oil specifications for J8S 776 engine
SAE 15W-40
ACEA A3/B3
API CF-4
NO INFO -
Most common problems, symptoms & fixes for the J8S 776 engine.
Engine J8S 776
Symptoms:
- Rough idling and loss of power
- Excessive smoke from the exhaust, especially black or blue smoke
- Difficulty starting, especially in cold conditions
- Overheating or irregular temperature gauge readings
- Unusual noises such as knocking or rattling from the engine bay
Diagnosis:
- Check for clogged or dirty fuel injectors causing poor fuel atomization
- Inspect the turbocharger for wear or failure, common in this diesel engine
- Examine the EGR (Exhaust Gas Recirculation) valve for carbon buildup restricting flow
- Test the glow plugs for proper operation, critical for cold starts
- Look for leaks or cracks in the intake and exhaust manifolds
- Verify the condition of the timing belt and tensioner, as failure can cause severe engine damage
- Perform compression test to assess cylinder health and piston ring condition
Fixes:
- Clean or replace fuel injectors to restore proper fuel delivery
- Repair or replace the turbocharger if worn or damaged
- Clean or replace the EGR valve to ensure proper exhaust gas recirculation
- Replace faulty glow plugs to improve cold start reliability
- Repair any intake or exhaust manifold leaks to maintain engine efficiency
- Replace timing belt and tensioner at recommended intervals to prevent catastrophic failure
- Address any compression issues by rebuilding or replacing worn engine components
Prevention:
- Follow regular maintenance schedule including timely oil and filter changes
- Use high-quality diesel fuel and additives to reduce injector and EGR clogging
- Replace timing belt every 60,000 to 80,000 km as per manufacturer guidelines
- Regularly inspect and clean the EGR valve and turbocharger components
- Avoid prolonged idling and harsh driving to reduce engine stress
- Monitor coolant levels and engine temperature to prevent overheating
By adhering to these diagnostic steps and maintenance practices, the J8S 776 engine in the Renault Espace II 2.1 dT can maintain reliability and performance over its service life.
Symptoms:
- Rough idling and loss of power
- Excessive smoke from the exhaust, especially black or blue smoke
- Difficulty starting, especially in cold conditions
- Overheating or irregular temperature gauge readings
- Unusual noises such as knocking or rattling from the engine bay
Diagnosis:
- Check for clogged or dirty fuel injectors causing poor fuel atomization
- Inspect the turbocharger for wear or failure, common in this diesel engine
- Examine the EGR (Exhaust Gas Recirculation) valve for carbon buildup restricting flow
- Test the glow plugs for proper operation, critical for cold starts
- Look for leaks or cracks in the intake and exhaust manifolds
- Verify the condition of the timing belt and tensioner, as failure can cause severe engine damage
- Perform compression test to assess cylinder health and piston ring condition
Fixes:
- Clean or replace fuel injectors to restore proper fuel delivery
- Repair or replace the turbocharger if worn or damaged
- Clean or replace the EGR valve to ensure proper exhaust gas recirculation
- Replace faulty glow plugs to improve cold start reliability
- Repair any intake or exhaust manifold leaks to maintain engine efficiency
- Replace timing belt and tensioner at recommended intervals to prevent catastrophic failure
- Address any compression issues by rebuilding or replacing worn engine components
Prevention:
- Follow regular maintenance schedule including timely oil and filter changes
- Use high-quality diesel fuel and additives to reduce injector and EGR clogging
- Replace timing belt every 60,000 to 80,000 km as per manufacturer guidelines
- Regularly inspect and clean the EGR valve and turbocharger components
- Avoid prolonged idling and harsh driving to reduce engine stress
- Monitor coolant levels and engine temperature to prevent overheating
By adhering to these diagnostic steps and maintenance practices, the J8S 776 engine in the Renault Espace II 2.1 dT can maintain reliability and performance over its service life.