High Pressure Sensor for Nissan Gravite — Price, Symptoms & Replacement Guide
Category: AC | Failure Severity: High | Replacement Cost in India: ₹2,000–₹6,000
What is the High Pressure Sensor?
Monitors refrigerant pressure on the high-pressure side to protect the AC system.
How the High Pressure Sensor Works
Sends pressure data to ECU which adjusts compressor operation.
Why the High Pressure Sensor is Important
Prevents system damage due to excessive pressure.
Common Problems with the High Pressure Sensor
- Sensor failure
- Incorrect readings
- Wiring issues
Warning Symptoms of a Failing High Pressure Sensor
- AC shuts off
- Erratic cooling
- Warning lights
Common Causes of High Pressure Sensor Failure
- Electrical faults
- Wear
- Heat exposure
Impact on Car Performance
Leads to system shutdown or unsafe pressure levels.
DIY Fix Guide — Step by Step
- Scan error codes
- Check wiring
- Inspect connector
- Replace faulty sensor
Maintenance Tips
- Avoid overcharging refrigerant
- Regular diagnostics
High Pressure Sensor Replacement Cost in India
Expect to pay between ₹2,000 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 High Pressure Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade High Pressure Sensor listings.
When to Replace the High Pressure Sensor
Replace when sensor gives incorrect readings.