Low Pressure Line for Nissan Gravite — Price, Symptoms & Replacement Guide
Category: AC | Failure Severity: High | Replacement Cost in India: ₹1,500–₹6,000
What is the Low Pressure Line?
Carries low-pressure refrigerant from evaporator back to the compressor.
How the Low Pressure Line Works
Returns cooled refrigerant vapor for recompression.
Why the Low Pressure Line is Important
Completes refrigerant cycle.
Common Problems with the Low Pressure Line
- Leakage
- Cracks
- Loose fittings
Warning Symptoms of a Failing Low Pressure Line
- Weak cooling
- Gas loss
Common Causes of Low Pressure Line Failure
- Wear
- Vibration
- Aging rubber
Impact on Car Performance
Reduces cooling efficiency due to refrigerant loss.
DIY Fix Guide — Step by Step
- Inspect hoses
- Check clamps
- Replace damaged line
Maintenance Tips
- Regular inspection
- Avoid bending pipes
Low Pressure Line Replacement Cost in India
Expect to pay between ₹1,500 and ₹6,000 for genuine parts plus labour at an authorised Nissan workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Low Pressure Line Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Low Pressure Line listings.
When to Replace the Low Pressure Line
Replace when leaking or cracked.