P0174

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Engine block light can on ran a diagnostics p0174 engine running lean air fuel mixture wrong
Any ideas what to do

 

[smorris_12]

Likely an air leak after the MAF.

M54 or an N52?

 

[paddy wright]

Split intake boot as above

 

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Thanks for the advice I’m not sure if it’s N52 or M54 it’s a 2.5 l 2003 model

 

[smorris_12]

M54. N52 didn't come along until 2006.

 

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Thanks