Ford Fiesta ZTJB Injectors

PSA/Ford 1.5 EcoBlue/BlueHDi | 2017–2023

Engine Code

ZTJB

Engine Size

PSA/Ford 1.5 EcoBlue/BlueHDi

Production

2017–2023

Ford Fiesta ZTJB Overview

The Ford Fiesta with the ZTJB PSA/Ford 1.5 EcoBlue/BlueHDi engine was produced between 2017 and 2023. This vehicle uses Bosch common rail diesel injectors (primary part number 0445110955) operating at fuel pressures up to 2000 bar. The ZTJB engine in the Ford Fiesta produces and of torque. When replacing injectors on the Ford Fiesta ZTJB, always use new copper sealing washers and torque to manufacturer specifications. Each injector should be coded to the ECU after fitting.

Compatible Injectors

Bosch 0445110955

0445110955 | 0445110954 | 0445110749 | 2191087 | 2315514

£100 inc. VAT

View injector

Common Injector Problems in Ford Fiesta

•
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.

Other Engine Codes for Ford Fiesta

View all ZTJB compatible vehicles and injectors

Bosch PSA/Ford 1.5 EcoBlue/BlueHDi — browse compatible engines, vehicles, and injectors

Compatible Engines

YHW Engine YHY Engine YHZ Engine YHX Engine YHV Engine YHR Engine Z2JA Engine ZTJA Engine

Compatible Vehicles

Recommended Injector

0445110955

Bosch — View product page

OEM Part Numbers

0445110954 0445110749 2191087 2315514 9820403480 9828959880 JX6Q9F593AA JX6Q9F593AB 002003002242R 0871073

Diesel Injector Knowledge Centre

Remanufactured, Reconditioned or Refurbished Diesel Injectors — What We Supply

Whether you searched for remanufactured, reconditioned or refurbished diesel injectors, the product here is the same: a professionally remanufactured injector, not a cleaned-up used part. Each unit is dismantled, inspected against the manufacturer's test plan, worn components such as nozzles and control valves are replaced where the bench results call for it, then it is calibrated, tested and supplied ready to fit with its coding data. We remanufacture in-house in the UK and deliver nationwide.

Is a reconditioned injector the same as a remanufactured one?

In UK trade language the terms are used interchangeably. What matters is the process: our injectors are fully remanufactured — dismantled, worn parts replaced where required, recalibrated on the test bench and covered by a 12-month warranty — rather than simply cleaned and resold.