Control PCB for Nissan Gravite — Price, Symptoms & Replacement Guide
Category: AC | Failure Severity: High | Replacement Cost in India: ₹5,000–₹20,000
What is the Control PCB?
The PCB controls AC operations and processes sensor inputs.
How the Control PCB Works
Uses microcontroller to regulate compressor, fan, and airflow.
Why the Control PCB is Important
Central brain of HVAC system.
Common Problems with the Control PCB
- Circuit failure
- Short circuit
Warning Symptoms of a Failing Control PCB
- AC not responding
- Erratic behavior
Common Causes of Control PCB Failure
- Moisture
- Voltage fluctuation
Impact on Car Performance
Complete AC malfunction.
DIY Fix Guide — Step by Step
- Check fuse
- Inspect PCB visually
- Replace if burnt
Maintenance Tips
- Avoid water exposure
Control PCB Replacement Cost in India
Expect to pay between ₹5,000 and ₹20,000 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 Control PCB Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Control PCB listings.
When to Replace the Control PCB
Replace when system is unresponsive.