Cylinder Block — Audi Q5
Category: Engine | Severity: high | Cost: ₹80,000–₹2,50,000
What is Cylinder Block?
The cylinder block is the main structural component of the engine housing cylinders, coolant passages, and oil galleries.
How Cylinder Block Works
It provides a rigid framework where pistons move up and down while supporting crankshaft rotation and fluid circulation.
Why is Cylinder Block Important?
It forms the foundation of the engine and ensures structural integrity under high pressure and temperature.
Common Problems
- Cracks
- Overheating damage
- Oil leaks
Symptoms
- Engine overheating
- Coolant loss
- Oil contamination
Causes of Failure
- Thermal stress
- Poor coolant maintenance
- Manufacturing defects
Impact on Car Performance
Severe damage can lead to total engine failure.
DIY Fix Guide — Step by Step
- Check coolant levels regularly
- Inspect for visible leaks
- Avoid engine overheating
- Use proper engine oil
Maintenance Tips
- Regular coolant flush
- Use OEM fluids
- Avoid overheating
Replacement Cost in India
Estimated range: ₹80,000 – ₹2,50,000
Where to Buy Online
When to Replace Cylinder Block
Only in case of cracks, severe wear, or engine rebuild.