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P0380 Diagnostic Trouble Code Discussion for April 2009

Glow Plug Feedback Circuit

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Trouble Ticket Help Requests for DTC P0380
Help Request Posted
2006 Mercedes-Benz Smart Fortwo .8L no power VIN: WMEAJ00F86
P0380: Glow plug heater circuit. Hello group, I have this lovely NAPA smart fortwo delivery vehicle today that has absolutely no power, not that there is lots when it is running well either. However, I do need to get it some more power than it has. I have scanned it for codes and come up wit...
April 03, 2009
2004 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHK23104
P0380: glow plug relay ciurcuit. this vehicle came in with a check engine light on. the glow plugs are operating fine and its strarting fine. the signal circuit from the relay to the pcm has 1.3 volts with the key on and the glow plugs off...it should be less than .02 volts. with the relay un...
April 30, 2009