Bosch 0445110311 Diesel Injector

1.6L HDi · Remanufactured

Remanufactured Bosch 0445110311 diesel injector for PSA 1.6 HDi applications with 9HT and THX engine codes. Direct replacement for Peugeot 207, 308, Partner, Expert, Citroen C3, C4, Berlingo and Dispatch. Cross-references 0986435146, 1980CQ, 1980L1, 9662003380. OEM-tested and calibrated with full flow and leak-back verification on CR318 PRO test bench. Includes 12-month unlimited-mileage warranty. Supplied as an exchange unit — return your old injector within 21 days.

Shared engine codes

9HT, THX

Compatible vehicles

Common 0445110311 injector failure symptoms

Rough idle; loss of power; excess smoke; hard starting; misfire under light load. 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

Nozzle coking from egr-heavy duty cycles (documented dv6 trait); injector back-leak beyond specification; carbon build-up at the injector seat causing compression leaks. Internal wear cannot be repaired in situ — once delivery drifts outside calibration, remanufacture or replacement is the reliable fix.

How workshops diagnose 0445110311 faults

Keep the fuel system scrupulously clean during work — DV6 rails are highly sensitive to debris. Compare leak-off volumes across all four injectors to isolate the faulty unit. Clean the injector seat and fit a new sealing washer on every refit. Never condemn a common-rail injector on a fault code alone.

How every unit is tested before despatch

Each remanufactured 0445110311 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 0445110311 trusted family covers 8 verified vehicle fitments across 2 makes: Citroen and Peugeot. Every fitment listed is registry-verified.

OE & cross-references

0445110311 cross-references 9 further OE numbers, including 0986435146, 1980CQ, 1980L1, 1609849980, 1609850080, 9662003380, DI449 and 87138. Always match the reference etched on your failed unit's body.

Related fault codes & engine guides

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