9HV Diesel Injectors
Compatible with Citroen Berlingo, Citroen C3 (II), Citroen C4 (I), and 8 more
- OEM Tested & Calibrated
- 12-Month Warranty
- Free UK Delivery
Select the correct injector for your 9HV engine below
Fits Citroen Berlingo, Citroen C3 (II), Citroen C4 (I), Citroen C5 (II) and more
Top injectors for 9HV
Compatible Injectors for 9HV
- OEM Tested
- 12-Month Warranty
- Free UK Delivery
Common problems solved by these injectors
About the 9HV engine
The 9HV is a psa 1.6 hdi / ford 1.6 tdci dv6 (9hv/9hs) common rail diesel engine. This engine uses Bosch diesel injectors.
How Diesel Injectors Are Remanufactured
Watch our 3D walkthrough of the diesel injector remanufacturing process and see how injectors are professionally restored for reliable service.
Vehicles Using 9HV Engine
| Vehicle | Engine | Years |
|---|---|---|
| Citroen Berlingo injector | 1.6 HDi | 2008–2012 |
| Citroen C3 (II) injector | 1.6 HDi | 2009–2012 |
| Citroen C4 (I) injector | 1.6 HDi | 2004–2010 |
| Citroen C5 (II) injector | 1.6 HDi | 2008–2012 |
| Ford C-Max injector | 1.6 HDi | 2007–2010 |
| Ford Fiesta injector | 1.6 HDi | 2008–2012 |
| Ford Focus (II) injector | 1.6 HDi | 2004–2011 |
| Peugeot 307 injector | 1.6 HDi | 2004–2009 |
Common 9HV Injector Problems
Rough idle and engine vibration
Worn injector nozzles cause uneven fuel spray, leading to rough idle at low RPM. Most noticeable when the engine is cold.
Excessive exhaust smoke
Black or blue-grey smoke on acceleration indicates poor fuel atomisation. This is often caused by carbon buildup on the injector nozzle tip.
Poor fuel economy
A worn or leaking injector delivers incorrect fuel quantities, reducing efficiency by 10–20% in severe cases.
Engine misfire under load
Intermittent misfires during acceleration suggest one or more injectors are failing to deliver the correct fuel pressure.
Difficult cold starting
Degraded injector nozzles struggle to atomise fuel at lower cranking pressures, causing extended crank times in cold weather.
Loss of power
Gradual power loss across the rev range, particularly above 2500 RPM, can indicate injector flow rate degradation.
Increased diesel knock
Louder than normal combustion noise, especially at idle, can indicate incorrect injection timing due to worn injector internals.
9HV Technical Specifications
Displacement
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Power
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Torque
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Fuel System
Common Rail Direct Injection
The 9HV is a psa 1.6 hdi / ford 1.6 tdci dv6 (9hv/9hs) common rail diesel engine. This engine uses Bosch diesel injectors.
Engine Intelligence
PSA / Ford 1.6 HDi & TDCi 90 (DV6 — 9HV/9HS, 207, 307, Berlingo, Focus)
Documented failure modes
- Injector seat / copper washer sealing failure allowing combustion blow-by (widely documented on the DV6)
- Injector clamp movement letting the injector lift slightly and destroy the seat seal
- Injector back-leak beyond specification on high-mileage engines
Diagnostic guidance
- Lift the engine cover and inspect each injector base for hardened black carbon before diagnosis — blow-by is the classic DV6 failure
- If a seal has been leaking for a while, clean or recut the injector seat — a new washer alone will not seal a damaged seat
- Always fit a new copper washer and torque the clamp to the manufacturer procedure
- Run a comparative leak-off test across all four injectors before ordering
Fitment note: The 1.6 HDi/TDCi family used both Bosch and Siemens injection across variants — 9HV/9HS 90 hp engines take the Bosch CRI1 unit; always match the number etched on the injector body.
Related 9HV Engine Guides
Related Pages
Bosch PSA 1.6 HDi / Ford 1.6 TDCi DV6 (9HV/9HS) — browse compatible engines, vehicles, and injectors