Bosch 0445110239 Diesel Injector

PSA / Ford / Mazda / Suzuki 1.6 HDi / TDCi · Remanufactured

PSA / Ford / Mazda / Suzuki 1.6 HDi / TDCi Remanufactured Common Rail Injector

Shared engine codes

9HW, 9HX, HHDA, HHDB, HHJA, HHJB, HHJC, HHJD, HHJE, HHJF, GPDA, GPDC

Compatible vehicles

Common 0445110239 injector failure symptoms

Hard starting or extended cranking; rough or uneven idle; loss of power under load; excess smoke from the exhaust; cylinder misfire or contribution fault codes. When two or more appear together, suspect the injector before peripherals — a comparative leak-off test isolates the failed unit without tear-down.

What causes these injectors to fail

Injector back-leak beyond specification; nozzle wear degrading the spray pattern; combustion gas leaks past the injector seat washer. Internal wear cannot be repaired in situ — once delivery drifts outside calibration, remanufacture or replacement is the reliable fix.

How workshops diagnose 0445110239 faults

Run a comparative leak-off (back-leak) test across all injectors before condemning a single unit. Compare requested vs actual rail pressure in live data at idle and under load. Inspect injector connectors and wiring before replacing hardware. Never condemn a common-rail injector on a fault code alone.

How every unit is tested before despatch

Each remanufactured 0445110239 is fully stripped, ultrasonically cleaned and inspected; worn components are replaced with OE-grade parts. The rebuilt unit is calibrated on a common-rail test bench against the manufacturer's specification — delivery, back-leak and response verified — and despatched with a 12-month parts warranty and its calibration data on file.

Vehicle coverage at a glance

The 0445110239 trusted family covers 17 verified vehicle fitments across 6 makes: Citroen, Fiat, Ford, Mazda, Peugeot and Suzuki. Every fitment listed is registry-verified.

OE & cross-references

0445110239 cross-references 16 further OE numbers, including 0986435122, 0445110282, 1980H2, 1347283, 1477146, 1566431, 96596666 and 1609849180. Always match the reference etched on your failed unit's body.

Related fault codes & engine guides

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