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dewayne

dewayne 10/9/2012

2000 Chevrolet Express 1500 Base 8 Cyl 5.7L

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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