View Full Version : Which Fuse is the MAF connected too?
GTMIKE1
08-24-2003, 12:21 PM
I was wondering, On late model GM trucks the MAF was fused. Is this something that was continued. After searching on the net I found that if this fuse was blown it would generate the OBD II code of P0102 which is what I have after installing my CAI..
Any help would be great
Dan00GPGT
08-25-2003, 08:33 AM
The MAF is run through the PCM/IGN fuse in the underhood fuse block. It's a 10 amp fuse. If that looks ok, make sure the wiring harness to the MAF sensor isn't near any other relays, ignition wires, etc. You need to make sure your CAI isn't blocking air somewhere as well such as a dirty element, collapsed ductwork, etc. Make sure you don't have any vacuum leaks after the MAF as well.
GTMIKE1
08-25-2003, 08:36 PM
Thanks to all who helped.. After $125.00 and a trip to the dealer.. I now have a new wires leading to the MAF and I new connector to the MAF.. A contact inside the connector was broke and the wires broke in a couple of spots.. A swear, you gotta love the Engineer that only allow so much slack in those wire harnesses.
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