13537808089 — Frequently Asked Questions
Verified answers about the Bosch 13537808089 (0445110131) BMW M57 3.0d Common Rail Injector.
What is Bosch 13537808089?
A Bosch solenoid common-rail injector for the BMW M57 3.0d engine. The Bosch number is 0445110131 and the BMW OE is 13537808089.
Which BMWs use this injector?
M57-engined 330d (E46/E90), 530d (E39/E60/E61), 730d (E65), X5 3.0d (E53) and X3 3.0d (E83).
Is 13537808089 the same as 0445110131?
They are part of the same M57 injector family, but M57 has several revisions - verify the BMW number on the injector body and your VIN before ordering.
Is this injector solenoid or piezo?
It is a solenoid common-rail injector.
What are the symptoms of a failing M57 injector?
Misfire, black smoke, hard starting, loss of power, higher fuel consumption and injector/rail-pressure fault codes.
Why does the M57 misfire on one cylinder?
Usually a weak or leaking injector on that cylinder; confirm with live correction values and a bench test.
What causes M57 injectors to fail?
Common causes are fuel contamination, poor filtration, internal wear and sealing/torque issues - so address fuel quality too.
Can I test it on any diesel bench?
Use a Bosch-capable common-rail bench so the M57 test plan and back-leakage targets are correct.
Should I change one or all six?
Diagnose each with correction values and a bench test; on high-mileage engines a full set is often renewed.
Do M57 injectors need coding?
BMW injector adjustment/IMA values should be entered for accurate fuelling; check the procedure for your model/ECU.
Why renew the copper washer?
It is a one-use crush seal; reusing it risks blow-by and carbon build-up around the injector.
Does a remanufactured 13537808089 perform like new?
A properly remanufactured unit is bench-tested and recalibrated to the Bosch plan to meet original delivery and back-leakage specs.