Wholesale distributor of original equipment automotive parts. Corporate Partner

BMW N54 Piezo Injector Voltage vs Current Waveforms

Scott Manager California Posted   Edited  
Resource
Driveability
2008 BMW 335i 3.0L (N54B30A) 6-spd (S6-53BZ)
P0171 — System Too Lean Bank 1
P0174 — System Too Lean Bank 2
Piezo
Injector Waveform
Current

Here are two injector waveforms:

New Pico Injector Waveform

New Injector Image

Old Injector Bad

Old Injector Image

There is an article I posted in 2018 here that might be useful.

+1
Wholesale distributor of original equipment automotive parts. Corporate Partner