Advanced Diagnostics Expert Diesel Services

30+ Years of Excellence in Diesel Injector & Pump Diagnostics.

Why Choose Haryana Diesels?

Haryana Diesels delivers trusted power!

30+ Years of Expertise

Our team includes senior industry professionals with decades of hands-on experience in diesel engine maintenance and real-world field applications. Since 2013, we have been consistently delivering industry-leading solutions.

Independent R&D Center

We don’t just provide services—we innovate. Through independent research, we develop advanced electronic control and test equipment designed to meet the demands of 5th and 6th generation EFI markets.

Quality Commitment

We operate on the principles of Integrity, Solidarity, and Innovation. Our ISO certification and pragmatic approach ensure high-quality products and sincere, reliable service for every client.

"A Legacy of Certified Excellence & Global Standards"

More than 30 Years of Diesel Engineering Excellence

From mechanical pumps to 6th-generation EFI systems, we evolve with technology to deliver next-generation performance—backed by senior experts who ensure reliable results beyond routine servicing.

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What Our Clients Say About Haryana Diesel

Customer Experiences with Haryana Diesel

Advanced Diesel Testing Solutions

Common Rail Test Benches

High-tech testing solutions jaise JZ-919 aur JZ-618. Ye machines Bosch, Denso, aur Delphi ke injectors aur pumps ki accurate testing aur QR coding ke liye perfect hain.

JZ-825PRO Heavy Duty

Industrial-grade test bench designed for continuous operation, offering high load capacity, stable performance, and long-term reliability—ideal for high-volume diesel service centers.

Calibration & Support Services

Expert calibration and technical support ensure accurate results, reduced downtime, and maximum productivity.