Engine code
Vehicles using ANN engine list:
Which cars use the ANN engine and what oil to use. Common ANN 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 EDGE 5W-30 LL | |
|---|---|
| SAE 5W-30 | ✔ |
| ACEA C3 | ✔ |
| VW 504.00/507.00 | ✔ |
| MB 229.31/229.51 | ✔ |
| Porsche C30 | ✔ |
| BMW Longlife-04 | ✔ |
| Dexos2 | ✔ |
| Motul 8100 5W-30 X-Clean | |
|---|---|
| SAE 5W-30 | ✔ |
| ACEA C3 | ✔ |
| VW 504.00 / 507.00 | ✔ |
| MB 229.31 / 229.51 | ✔ |
| Porsche C30 | ✔ |
| BMW Longlife-04 | ✔ |
| GM dexos2 | ❌ |
| RAVENOL VMP 5W-30 | |
|---|---|
| SAE 5W-30 | ✔ |
| ACEA C3 | ✔ |
| VW 504.00 / 507.00 | ✔ |
| MB 229.51 | ✔ |
| Porsche C30 | ✔ |
| BMW Longlife-04 | ✔ |
| GM dexos2 | ✔ |
| Pennzoil Platinum Euro Full Synthetic 5W-30 | |
|---|---|
| SAE 5W-30 | ✔ |
| ACEA C3 | ✔ |
| VW 504.00 / 507.00 | ✔ |
| MB 229.31 / 229.51 | ✔ |
| Porsche C30 | ✔ |
| BMW Longlife-04 | ✔ |
| GM dexos2 | ✔ |
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 ANN engine
SAE 5W-40
ACEA A3/B4
API SJ
VW 501.01
VW 505.00
Most common problems, symptoms & fixes for the ANN engine.
Engine ANN
Symptoms:
- Rough idling and occasional stalling
- Loss of power and poor acceleration
- Increased fuel consumption
- Engine warning light illumination
- Unusual noises from the engine bay
Diagnosis:
- Check for vacuum leaks around intake manifold and hoses
- Inspect ignition components: spark plugs, coils, and wires for wear or damage
- Test fuel injectors for proper spray pattern and operation
- Scan engine control unit (ECU) for fault codes related to sensors (MAF, O2 sensors)
- Examine timing belt condition and tension, as failure can cause performance issues
Fixes:
- Replace worn or fouled spark plugs and faulty ignition coils
- Repair or replace cracked or leaking vacuum hoses
- Clean or replace the mass airflow (MAF) sensor and oxygen sensors if faulty
- Service or replace fuel injectors if clogged or malfunctioning
- Replace timing belt and associated tensioners at recommended intervals (usually every 60,000 to 90,000 km)
- Perform a thorough engine tune-up including oil and filter change
Prevention:
- Follow manufacturer’s maintenance schedule strictly, especially timing belt replacement
- Use quality fuel and regularly clean or replace air filters to prevent sensor contamination
- Regularly inspect ignition system components and replace as needed
- Avoid prolonged idling and aggressive driving to reduce engine stress
- Periodically check for vacuum leaks and address immediately to maintain engine efficiency
By adhering to these diagnostic steps and maintenance practices, owners of the VW Golf IV Cabriolet 1.8 (55kW) with the ANN engine can ensure reliable performance and longevity.
Symptoms:
- Rough idling and occasional stalling
- Loss of power and poor acceleration
- Increased fuel consumption
- Engine warning light illumination
- Unusual noises from the engine bay
Diagnosis:
- Check for vacuum leaks around intake manifold and hoses
- Inspect ignition components: spark plugs, coils, and wires for wear or damage
- Test fuel injectors for proper spray pattern and operation
- Scan engine control unit (ECU) for fault codes related to sensors (MAF, O2 sensors)
- Examine timing belt condition and tension, as failure can cause performance issues
Fixes:
- Replace worn or fouled spark plugs and faulty ignition coils
- Repair or replace cracked or leaking vacuum hoses
- Clean or replace the mass airflow (MAF) sensor and oxygen sensors if faulty
- Service or replace fuel injectors if clogged or malfunctioning
- Replace timing belt and associated tensioners at recommended intervals (usually every 60,000 to 90,000 km)
- Perform a thorough engine tune-up including oil and filter change
Prevention:
- Follow manufacturer’s maintenance schedule strictly, especially timing belt replacement
- Use quality fuel and regularly clean or replace air filters to prevent sensor contamination
- Regularly inspect ignition system components and replace as needed
- Avoid prolonged idling and aggressive driving to reduce engine stress
- Periodically check for vacuum leaks and address immediately to maintain engine efficiency
By adhering to these diagnostic steps and maintenance practices, owners of the VW Golf IV Cabriolet 1.8 (55kW) with the ANN engine can ensure reliable performance and longevity.