MAF wiring diagram?

2004 TOYOTA COROLLA
241,000 MILES • 1.8L • 4 CYL • 2WD • MANUAL
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YAZIDAN
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  • 133 POSTS
I would like to get a wiring diagram to check the MAF ground hot and signal. the MAF reads low at idle 1.35g/s.
Jan 3, 2024 at 6:49 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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STRAILER
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It could just be the MAF needs to be replaced, but there are the wiring diagrams for the MAF sensor and PCM/Engine. This guide can help you with the testing as well:

https://www.2carpros.com/articles/how-to-check-wiring

Check out the images (below). Let us know how it goes.
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Jan 4, 2024 at 10:32 AM
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