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dewayne
dewayne 10/9/2012
2000 Chevrolet Express 1500 Base 8Cyl5.7L - Engine
CANT GET INTO THE ECM WITH OBD 2
i picked up a obd/2 hand held scanner from harbor frieght both of them newer/older and they bothed read not compatable and couldnt pull info from my van could this be the ecm? STILL TRYEN TO DIAG NO START ON THIS THANKS
3 Answers
  • clayton
    clayton 10/9/2012
    check ur fuse to make sure that u ar getting juice to it it should be listed as ecm/pcm or might be another listing just check all the fuses.
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  • felplay auto repair.
    if the OBD turn on you need to get a better scan tool..try to auto zone to rent one you may have to leave a deposit for it, when you return it they will return your many, I been do this for others tool hope they can do it..
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  • HouseCallAuto
    HouseCallAuto 10/10/2012
    Check the fuse labeled PWR AUX which supplies 12 volts to pin 16 (orange wire) of the OBDII connector.
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