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Engine Code: CNHA

AUDI CNHA Diesel Injectors

Buy AUDI CNHA diesel injectors, OEM tested and calibrated to original specifications. All injectors include 12-month warranty and are in stock for fast UK delivery.

0 compatible injectors • OEM Tested • 12-Month Warranty

12-Month Warranty OEM Tested Fast UK Delivery

Remanufactured Injector stocks AUDI CNHA diesel injectors tested to OEM specifications. Each CNHA injector includes new seals, nozzles, and 12-month warranty. UK-based specialists with same-day dispatch. Find your exact part below.

For CNHA engines, most issues are confirmed with testing before replacement.

What happens next

1Select your injector
2Fitment verified
3Tested before dispatch

Take your time — we're here when you're ready.

The CNHA is Audi's EA288-generation 2.0 TDI producing 150PS, introduced in 2014 as the replacement for EA189 engines. Featuring improved emissions systems and higher injection pressures, the CNHA delivers stronger performance with lower particulate output. Our remanufactured CNHA injectors meet the exacting standards of this advanced diesel platform.

Vehicles Using the CNHA Engine

AUDI A4

A4 B9 2.0 TDI 150

2015-Present

AUDI A5

A5 F5 2.0 TDI 150

2016-Present

AUDI Q5

Q5 FY 2.0 TDI 150

2017-Present

AUDI A6

A6 C8 2.0 TDI 150

2018-Present

Common CNHA Injector Problems

1

Higher injection pressure (2000 bar) causing accelerated nozzle wear

2

Piezo element sensitivity to voltage spikes

3

AdBlue system interactions affecting injection timing

4

Software calibration drift requiring periodic updates

5

Connector seal degradation in salted road conditions

Available AUDI CNHA Injectors

No injectors currently listed for the CNHA engine code.

Browse all AUDI injectors →

Why Remanufactured Injectors Are Recommended for CNHA

CNHA uses advanced Bosch piezo injectors requiring ODIS for coding. Unlike older generations, CNHA injector codes are stored in the ECU and must be transferred correctly. Professional installation with genuine diagnostic equipment is strongly recommended.

OEM specifications
12-month warranty
New seals & nozzles
Flow tested
Trusted by 2,800+ UK garagesUK specialists since 202112-month warranty

The AUDI CNHA engine requires injectors calibrated to specific flow rates and spray patterns. At Remanufactured Injector, our technicians test every CNHA injector to original manufacturer specifications using OEM-grade diagnostic equipment.

AUDI CNHA Injector Cost

AUDI CNHA diesel injector replacement cost UK ranges from £150 to £400 per injector for remanufactured units. The CNHA engine uses precision-calibrated injectors that require exact flow rates and spray patterns.

Testing CNHA injectors costs £20 each and confirms which specific injector is causing problems. Common CNHA symptoms like rough idle, black smoke, or poor fuel economy often stem from just one faulty injector.

Our remanufactured CNHA injectors are tested to AUDI original specifications with new seals, nozzles, and 12-month warranty included. Same performance as new, significantly lower cost.

When to Test vs When to Replace

Test Injectors When...

  • • Engine warning light appeared but car still runs
  • • Fuel economy has dropped noticeably
  • • Rough idle or hesitation on acceleration
  • • You want to confirm which injector is faulty before buying
  • • Garage quotes full set replacement but you want a second opinion

Replace Injectors When...

  • • Testing has confirmed injector failure
  • • Visible damage, leaks, or Black Death carbon buildup
  • • High mileage (150,000+ miles) and multiple symptoms
  • • Previous repair attempt failed
  • • Vehicle is undriveable or will not start

What Most Customers Choose

Testing first. At £20 per injector, testing identifies exactly which unit needs replacing — saving an average of £300-£600 by avoiding unnecessary full-set replacement. If testing confirms failure, we credit the test cost against your injector purchase.

Common Questions

Will this fix my problem?

If your issue is caused by a faulty injector, yes. Our injectors are tested to OEM specifications and will restore proper fuel delivery. If you're unsure, we recommend testing first — it's only £20 per injector and confirms exactly what's wrong.

What if testing shows they're OK?

That's good news — it means your injectors aren't the problem. You've spent £80 to potentially save £600+ on unnecessary parts. We'll help you identify other possible causes based on your symptoms.

How fast is delivery?

Next working day delivery on orders before 2pm (UK mainland). Most items ship same day from our UK warehouse. You'll receive tracking details by email once dispatched.

Same decision most professional mechanics make.

What You Get

Confirms whether replacement is actually needed
Protected if anything goes wrong
Proof it was tested before you received it

No irreversible steps until results are confirmed.

AUDI CNHA Injector FAQs

Last updated: 14 January 2026

Content reviewed for accuracy in 2026

Common Problems with AUDI CNHA Injectors

The AUDI CNHA engine commonly experiences injector issues related to solenoid valve wear causing injection timing drift, nozzle tip carbon deposits from DPF regeneration cycles, and return line seal failures after 120,000 km. The CNHA Bosch injectors are generally reliable but sensitive to fuel quality. Professional testing identifies exactly which injector is failing before expensive replacements.

Symptoms of Failing AUDI CNHA Injectors

Failing AUDI CNHA injectors typically cause: rough idle or vibration at standstill, excessive white or black smoke on startup, poor acceleration and "limp mode" activation, increased fuel consumption (10-20% worse), engine warning light with P0201-P0204 fault codes, hard starting especially when cold, and diesel knock or rattling sounds. VW/Audi CNHA engines commonly display cold start hesitation first. If you notice any of these symptoms, professional injector testing (£20/injector) can confirm the diagnosis before committing to replacement.

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