Intake manifold, codes P2004 and P2009

2005 MAZDA 3
151,236 MILES • 2.0L • 4 CYL • 2WD • MANUAL
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ADUDEPLEASEHELPME
  • MEMBER
  • 5 POSTS
I have two codes.

P2004.
Intake manifold runner control stuck open bank 1a

P2009
Intake manifold runner control circuit low bank 1a.

How would i go around diagnosing the faulty part{s}.
It is a little more sluggish then before these codes popped up.
Jun 15, 2019 at 3:19 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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SCGRANTURISMO
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 4,897 POSTS
Hello,

I have include in the diagrams down below factory diagnostic troubleshooting guides for both DTC P2004 and DTC P2009. Please go through these guides and get back to us with what you find out.

Thanks,
Alex
2CarPros
Jun 16, 2019 at 1:00 AM
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