Secondary Air Pump - B class

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clk320x

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Hi all,

I am trying to find a reasonably priced used secondary air injection pump for a friends car,

It’s a B class and the p/n is A0001404585

Many thanks in advance
 
Are you 100% sure its the pump and not the switchover valve?
The valve is the most common thing to fail out of the 2 and is only around £25

I created a video on swapping over both:

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Are you 100% sure its the pump and not the switchover valve?
The valve is the most common thing to fail out of the 2 and is only around £25

I created a video on swapping over both:

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For more detailed information, see our cookies page.
They say they’ve had it diagnosed at a garage, would it raise a code perhaps?
 

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