SPONSORED LINKS

Problem code PO412

Tiny
JAMES GILES
  • MEMBER
  • 2000 BUICK REGAL
  • 120,000 MILES
How do I check for the problem code po412 and where is the location of the air injection pump relay control circuit in a 2000 Buick regal 3.8 v6
Thursday, October 4th, 2012 AT 1:01 AM

2 Replies

Tiny
DRCRANKNWRENCH
  • MECHANIC
  • 3,380 POSTS
Attached are instructions for the two diagnostic codes and troubleshootting them. I have included the PCM wiring diagrams that they refer to. The diagram, 2of4, has the secondary air injection system in the top right of the diagram.
Images (Click to make bigger)
Thumb
Thumb
Thumb
Thumb
Thumb
Thumb
Thumb
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Thursday, October 4th, 2012 AT 1:16 AM
Tiny
DRCRANKNWRENCH
  • MECHANIC
  • 3,380 POSTS
Clear
Was this
answer
helpful?
Yes
No
-1
Friday, October 26th, 2012 AT 9:35 AM

Please login or register to post a reply.

Related P0412 Content

Sponsored links