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1999 Lexus RX300, ECM/Inputs/Outputs waveform
Posted to the Waveform Library on 10/2/2009

This is after I added ground splice to j10 which is right next to the ecm it is an orange junction connector. This time I also gave a couple throttle snaps in the scope picture you can see the square wave pattern is gone

 

car Vehicle Data

1999 Lexus RX300 3.0L

VIN JT6HF10U6X
Engine3.0 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Good

car Vehicle Data

1999 Lexus RX300 3.0L

VIN JT6HF10U6X
Engine3.0 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Good