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2007 BMW 335xi, Ignition Waveform
Posted to the Waveform Library on 9/25/2019

Green trace is current ramp of #1 ignition coil at idle. Yellow trace is voltage waveform at idle. Note: I do believe that I had a slightly-off intake cam phaser/VANOS actuator, which may explain the increasing voltage at the end of the burn line on the voltag...

 

car Vehicle Data

2007 BMW 335xi 3.0L

Engine3.0 L / 6 cyl / GAS
Trans6-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionKnown Good

car Vehicle Data

2007 BMW 335xi 3.0L

Engine3.0 L / 6 cyl / GAS
Trans6-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionKnown Good