0445110251 — Frequently Asked Questions
Verified answers about the Bosch 0445110251 2.4 D5 (D5244T) Common Rail Injector (Volvo).
What is Bosch injector 0445110251?
A Bosch solenoid common-rail diesel injector for the earlier Volvo 2.4 five-cylinder D5/2.4 D (D5244T4/T5/T7) engine. Bosch exchange 0986435125; Volvo OE 30750283.
Which vehicles use 0445110251?
Volvo C30/S40/V50, S60 I/V70 II, S80 II, XC70 and XC90 2.0/2.4 D5 (D5244T).
Is it solenoid or piezo?
It is a Bosch solenoid common-rail injector - the later D5 (0445116081) is piezo.
Does 0445110251 need coding?
Yes - code the injector value to the correct cylinder with Volvo VIDA when fitting.
What are the OE part numbers?
Volvo 30750283 and 30731567 reference Bosch 0445110251; the Bosch exchange number is 0986435125.
How is it different from 0445116081?
0445110251 is the earlier solenoid D5 injector; 0445116081 is the later piezo D5 unit. Confirm the model year, OE and Bosch number.
What are the symptoms of failure?
Rough idle, vibration, hard starting, black smoke, power loss/limp mode and an EML.
Why does my Volvo 2.4 D5 run rough?
A worn or leaking injector unbalances fuelling; read live back-leakage data and bench-test the suspect cylinder.
What causes these injectors to fail?
Poor fuel filtration, contamination and back-leakage wear - fix the cause first.
Does a remanufactured 0445110251 perform like new?
A properly remanufactured injector is bench-tested and recalibrated to the Bosch plan, then coded on fitment.