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2001 BMW 540i 4.4L MIL Lamp on
Posted to European Driveability on 2/10/2006 6 Replies

I Know that there is a problem with these 2 specific codes.I have checked the Air Pump......Plenty of [...] is no carbon on the backside of the Check [...] vacuum hose to the valve is intact,and when I apply vacuum the Air pump changes pitch.....so the valve i...

6 Replies Received (View Replies)

  Related Documents & Media  2001 BMW 540i

 
Message Closed w/Summary

car Vehicle Data

2001 BMW 540i

VIN WBADN534X1
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / Multi Port
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

80Secondary Air System Bank 1
81Secondary Air System Bank 2
Message Closed w/Summary

car Vehicle Data

2001 BMW 540i

VIN WBADN534X1
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / Multi Port
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

80Secondary Air System Bank 1
81Secondary Air System Bank 2