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2004 Nissan Altima, ECM/Inputs/Outputs Waveform
Posted to the Waveform Library on 1/5/2018

Here we see the engine running immediately after a lucky cold start, note the uneveness of the coil current in RED. BLUE is #4 coil feed GREEN is #4 coil ground YELLOW is # 4 coil trigger.

 

car Vehicle Data

2004 Nissan Altima 2.5L

Engine2.5 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionUnknown

car Vehicle Data

2004 Nissan Altima 2.5L

Engine2.5 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionUnknown