Heat Exchanger for BMW iX — Price, Symptoms & Replacement Guide
Category: Engine | Failure Severity: Medium | Replacement Cost in India: ₹40,000–₹1,20,000
What is the Heat Exchanger?
Transfers heat between coolant circuits to regulate EV temperature.
How the Heat Exchanger Works
Uses fluid channels to dissipate heat efficiently.
Why the Heat Exchanger is Important
Maintains optimal battery and motor temperature.
Common Problems with the Heat Exchanger
- Coolant leaks
- Clogging
Warning Symptoms of a Failing Heat Exchanger
- Overheating
- Reduced efficiency
Common Causes of Heat Exchanger Failure
- Corrosion
- Blockage
Impact on Car Performance
Can lead to overheating and reduced range.
DIY Fix Guide — Step by Step
- Check coolant level
- Inspect for leaks
- Clean system
Maintenance Tips
- Regular coolant service
Heat Exchanger Replacement Cost in India
Expect to pay between ₹40,000 and ₹1,20,000 for genuine parts plus labour at an authorised BMW workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Heat Exchanger Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Heat Exchanger listings.
When to Replace the Heat Exchanger
When leaks or inefficiency occur.