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1999 Toyota Tacoma, ABS/Inputs/Outputs waveform
Posted to the Waveform Library on 8/14/2008

The upper wave is the decel signal to brake ECU. This was stuck high setting a code #44 "decel signal open or short." Typically you would see the signal go high during braking, agian this was this signal at all times.

 

car Vehicle Data

1999 Toyota Tacoma DLX 3.4L

VIN 4TAWN72NXX
Engine3.4 L / 6 cyl / GAS
Trans5-speed StandardTransmission
DeliveryFuel Injection
SubsystemABS/Inputs/Outputs
ComponentOther
ConditionKnown Bad

car Vehicle Data

1999 Toyota Tacoma DLX 3.4L

VIN 4TAWN72NXX
Engine3.4 L / 6 cyl / GAS
Trans5-speed StandardTransmission
DeliveryFuel Injection
SubsystemABS/Inputs/Outputs
ComponentOther
ConditionKnown Bad