0445110470 — Frequently Asked Questions
Verified answers about the Bosch 0445110470 2.0 TDI (EA288) Common Rail Injector (VW/Audi/Seat/Skoda).
What is Bosch injector 0445110470?
A Bosch solenoid common-rail diesel injector for the VW Group 2.0 TDI EA288 engine (VW/Audi/Seat/Skoda). Bosch exchange 0986435257; VAG OE 04L130277AE/04L130277K.
Which vehicles use 0445110470?
VW Golf VII/Passat B8/Tiguan, Audi A4 B8/A6 C7/Q5, Seat Leon and Skoda Octavia III 2.0 TDI (EA288).
Is it solenoid or piezo?
It is a Bosch solenoid common-rail injector.
Does 0445110470 need coding?
Yes - code the injector IMA/IQA correction value to the correct cylinder with VCDS/ODIS when fitting.
What is the difference between 0445110470 and 0445110471?
They are closely interchangeable EA288 injectors; confirm the full OE suffix and engine code before fitting rather than relying on '2.0 TDI' alone.
What are the OE part numbers?
VAG 04L130277AE and 04L130277K reference Bosch 0445110470; the Bosch exchange number is 0986435257.
What are the symptoms of failure?
Rough idle, vibration, hard starting, black smoke, power loss/limp mode and an EML.
Why does my 2.0 TDI run rough?
A worn or leaking injector unbalances fuelling; read live correction data and bench-test the weak cylinder.
What causes these injectors to fail?
Poor fuel filtration, contamination and back-leakage wear - fix the cause first.
Does a remanufactured 0445110470 perform like new?
A properly remanufactured injector is bench-tested and recalibrated to the Bosch plan, then IMA-coded on fitment.