Testing a 3 wire gm mass air flow sensor before replacing it based on the p0102 test to confirm the wiring integrity is good the power and ground as wel. Buick chevy olds pontiac 3 1l 3 4l 4 3l 5 0l 5 7l v6 engines.
In case this isn t the maf sensor article you re needing there are several more i ve written and you can find some of them here.
Gm maf sensor wiring diagram. Wiring specialties mass air flow sensor mafs connector 300zx mass air flow sensor wiring diagram the diagram offers visual representation of an electrical arrangement. There are 6 pins visible in the connector. New pigtail assembly to repair the maf connector for ls3 and ls7 and other late model gm applications.
Buick chevy olds pontiac 3 8l v6 engines 1996 2005. Uses the same delphi packard connector terminals and seals as the factory wiring harness. The iat is the thermister on the right side of the diagram and uses the pink wire with a black stripe and the orange wire.
Maybe one has broke off. The second picture is the wiring diagram for the maf iat assembly. This makes the procedure for assembling circuit simpler.
5 wire maf sensor wiring connector ls3 ls7 5 wire maf sensor 12 wiring connector pigtail gm mass air flow ls3 ls7 and other late model gm cars. On the other hand this diagram is a simplified version of this arrangement. Gm open element intake air temp sensor wiring pigtail.
Hi below is a picture of your maf sensor. Gmc savana van and chevy express van 4 3l 5 3l 6 0l engines 2003 2008 how to test the gm mass air flow sensor early type. Now in case this is not the article you re looking for there are also 3 other gm maf sensor test articles.
Buick chevy olds pontiac 3 1l 3 4l 4 3l 5 0l 5 7l v6 engines 1996 2005 how to test the gm maf sensor. Gm maf sensor wiring diagram wiring diagram is a simplified welcome pictorial representation of an electrical circuit. Find the black sensor ground wire and the red blue intake air temperature sensor wire going into the back of the maf plug and cut them.
Aug 11 this is a write up on how to wire in a gm iat intake air temp sensor in a 2g and logging it using dsmlink v3. Since you wired in the gm iat into. How to test the gm mass air flow sensor early type.
How to test the gm mass air flow sensor. Does your sensor have only 5 pins. It shows the components of the circuit as simplified shapes and the capability and signal contacts in the company of the devices.