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2000 Volvo S40, ECM/Inputs/Outputs Scan Data
Posted to the Waveform Library on 5/11/2020

Operation of VVT solenoid signal as seen by VIDA when engine is started cold. At first, ECU sends a "tap, tap, tap" ground signal to VVT solenoid to sense if things are ok (beginning high rise in pic) and then more/longer ground signal is sent to operate the V...

 

car Vehicle Data

2000 Volvo S40 1.9L

Engine1.9 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
ComponentOther
ConditionKnown Good

car Vehicle Data

2000 Volvo S40 1.9L

Engine1.9 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
ComponentOther
ConditionKnown Good