Engine stalls

Asked by Brian Feb 17, 2019 at 12:24 PM about the 1999 Chevrolet Blazer 4-Door 4WD

Question type: Maintenance & Repair

New plugs wires cap and rotar new mass air
flow sensor new throttle position sensor.
Checked volts to throttle position sensor
reads 1.9 witch i read is good still it starts
up runs fine soon as I hit the throttle it falls
on its face even after changing tps it still
had that code come up i tried multiple
throttle position sensors

2 Answers
2,570

Sirkut_Interrupted answered 5 years ago

Connector unplugged 1.9 on a tps supply wire is bad... its suppose to be 5 volts, signal wire at idle should be under a volt with the connector plugged in

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