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APP Sensor
Posted to Technical Discussion Forum on 7/17/2008 7 Replies

Good evening,

I,m working on this Trailblazer that sets codes 1221,1516 and 1523 intermittently. Scoping the sensor showed sensor 2 dropping out very regularly. It did this throughout the sweep. [2002 Chevrolet TrailBlazer, ECM/Inputs/Outputs waveform]. Anyo... Login to read more.

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car Vehicle Data

2002 Chevrolet Trailblazer LS 4.2L

Engine4.2 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2002 Chevrolet Trailblazer LS 4.2L

Engine4.2 L
Trans4-speed Automatic (Electronic)