Bmw E46 Secondary Air Pump Problems at Harrison Trethowan blog

Bmw E46 Secondary Air Pump Problems. This article will fix the problem. I started getting codes 0491 and 0492 a couple of weeks ago. If it's pushing out air. Relay tested good, replaced the. The activation of the pump is controlled by the ecu via the relay. If you put in a new pump but leave the failed valve in the. On eu3 emission cars (two lambda probes) from 2003. The water vapor in the exhaust gases condenses inside the pump. Did some research, looked in the glove box, and found that the fuse. Today we're tackling the check engine light on my 2005 e46 wagon by diagnosing and. I have a problem with my 2004 330ci sap not turning on during cold start. If your secondary air pump fails then you're looking at a check engine light. In order to meet emissions and not foul the cats, air is forced into the exhaust to 'lean' it out until the engine warms up (about 60 seconds).

Relay tested good, replaced the. The water vapor in the exhaust gases condenses inside the pump. On eu3 emission cars (two lambda probes) from 2003. I started getting codes 0491 and 0492 a couple of weeks ago. If you put in a new pump but leave the failed valve in the. If your secondary air pump fails then you're looking at a check engine light. I have a problem with my 2004 330ci sap not turning on during cold start. In order to meet emissions and not foul the cats, air is forced into the exhaust to 'lean' it out until the engine warms up (about 60 seconds). The activation of the pump is controlled by the ecu via the relay. Did some research, looked in the glove box, and found that the fuse.

Check valve direction for secondary air injection BimmerFest BMW Forum

Bmw E46 Secondary Air Pump Problems If your secondary air pump fails then you're looking at a check engine light. I started getting codes 0491 and 0492 a couple of weeks ago. This article will fix the problem. I have a problem with my 2004 330ci sap not turning on during cold start. The water vapor in the exhaust gases condenses inside the pump. On eu3 emission cars (two lambda probes) from 2003. Relay tested good, replaced the. In order to meet emissions and not foul the cats, air is forced into the exhaust to 'lean' it out until the engine warms up (about 60 seconds). Today we're tackling the check engine light on my 2005 e46 wagon by diagnosing and. If it's pushing out air. If you put in a new pump but leave the failed valve in the. The activation of the pump is controlled by the ecu via the relay. Did some research, looked in the glove box, and found that the fuse. If your secondary air pump fails then you're looking at a check engine light.