Diesel Injector Service & Repair in Hyderabad
Specialists in common rail, unit injector, and traditional diesel injection systems
Diesel fuel injection systems operate under extreme pressures and tolerances, making specialized service essential for optimal performance. At Metre Per Second, we are Hyderabad's diesel injection specialists with expertise in all modern diesel injection systems including Bosch, Delphi, Denso, and Siemens VDO common rail systems. Our diesel injector laboratory is equipped with professional testing equipment capable of simulating actual operating conditions. We provide complete diesel injector services from diagnostic testing to full reconditioning, including nozzle replacement, solenoid repair, and precision calibration. Our technicians understand the critical importance of correct injector coding and programming for modern electronically controlled diesel engines.
Common Fuel Injectors Problems We Fix
Poor Atomization
Worn or carbon-fouled nozzle affects fuel spray
Symptoms:
- Black smoke
- Hard starting
- Rough idle
- Loss of power
Solution: Nozzle replacement and complete injector reconditioning
Injector Return Flow
Excessive fuel return indicating internal wear
Symptoms:
- Long cranking
- Power loss
- Poor fuel economy
- Smoke
Solution: Injector overhaul with new control valve and calibration
Solenoid Failure
Electronic control valve fails affecting injection timing
Symptoms:
- Misfiring
- No start on one cylinder
- Rough running
Solution: Solenoid replacement with coding and adaptation
Nozzle Seat Erosion
High pressure causes seat erosion leading to leaks
Symptoms:
- Injector knock
- Fuel dilution in oil
- Smoke
Solution: Seat repair or injector replacement with proper coding
Our Diagnostic & Repair Process
- Scan Diagnostics: Read injector-related fault codes and correction values
- Return Flow Test: Measure fuel return quantity from each injector
- Bench Testing: Full injector test on professional diesel test bench
- Spray Pattern Test: Verify spray cone and atomization quality
- Electrical Testing: Solenoid resistance and response time measurement
Fuel Injectors Services & Pricing
| Service | What's Included | Duration | Price Range (INR) |
|---|---|---|---|
| Diesel Injector Test | Complete bench test with detailed report | 1-2 hours | ₹500 - ₹1,000 per injector |
| Nozzle Replacement | New nozzle installation with calibration | 2-3 hours | ₹3,000 - ₹8,000 per injector |
| Complete Rebuild | Full injector overhaul with new internals | 1-2 days | ₹5,000 - ₹15,000 per injector |
| Injector Coding | IMA code programming and adaptation after replacement | 1-2 hours | ₹2,000 - ₹5,000 |
All prices are 35–55% below authorised dealer rates. Written estimate before any work begins. 1-year / 20,000 km warranty on parts and labour.
Why Choose Metre Per Second for Fuel Injectors
- Diesel Specialists: Focused expertise on diesel fuel injection systems only
- Professional Test Bench: Bosch/Hartridge test equipment for accurate diagnosis
- Coding Capability: Proper injector coding with OEM-level tools
- Quality Parts: Genuine Bosch, Delphi, Denso replacement components
Technical Specifications
- Test Pressure
- Up to 2,500 bar (common rail)
- Injection Brands
- Bosch, Delphi, Denso, Siemens VDO
- Return Flow Limit
- Per manufacturer specification
- Calibration Accuracy
- ±1% injection quantity
Frequently Asked Questions — Fuel Injectors in Hyderabad
What is injector coding and why is it important?
Modern diesel injectors have individual calibration codes (IMA codes) that must be programmed into the ECU. Without proper coding, the engine runs poorly and may damage other injectors.
How long do diesel injectors last?
Quality diesel injectors typically last 200,000-300,000 km with proper maintenance. Using quality fuel and regular fuel filter changes extends life significantly.
Can all diesel injectors be rebuilt?
Most common rail injectors can be rebuilt with new nozzles and valves. Some piezo injectors have limited rebuild options and may need replacement.
Why does my diesel smoke?
Black smoke often indicates injector problems - worn nozzles, incorrect timing, or air in system. White smoke suggests incomplete combustion from cold engine or incorrect fuel. We diagnose the exact cause.
Customer Reviews — Diesel Injector Service in Hyderabad
Two injectors rebuilt here with proper coding. No more black smoke and power is back. Excellent diesel expertise.
All injectors tested and two needed nozzles. Saved me from buying new injectors at dealer. Great work!
Service Areas in Hyderabad
We provide fuel injectors service with free pickup and drop across:
- KPHB
- Kukatpally
- Miyapur
- Hitech City
- Gachibowli
- Madhapur
- Kondapur
- Jubilee Hills
- Banjara Hills
- Secunderabad
Related Services
Book Diesel Injector Service in Hyderabad — Metre Per Second
Call +91 8555824915 or WhatsApp +91 8555824915 for a free quote.
Workshop: Plot No. M-8, Mahadevpuram, KPHB Road, Gajularamaram, Hyderabad, Telangana 500055