1997 BMW 328 Random Misfire

1997 BMW 328
173,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
PLAWSON
  • MEMBER
  • 1 POST
ODB II code P1289 Switching solenoid for Air Assisted Injection Valves Bank 2 Control Circuit Signal High.
Symptom is random misfire on all cylinders. Running rough.
Mechanic wants to try replacing the Mass Air Flow Sensor.
What would you suggest?
Jan 10, 2008 at 11:30 AM
Advertisement
Avatar
DOCHAGERTY
  • ✓ASE Certified Mechanic
  • 9,606 POSTS
  • ASE Certified Mechanic
replace the purge valve and then clear the adaptations and confirm the monitors have run to completion. If there is a problem with the air mass sensor, then prove it to me and I will feel good about condemning it.
Jan 13, 2008 at 1:48 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
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.