audi a4 2.5 tdi

[mcadams2]

I have a 01 audi a4 2.5 tdi 180bhp ake. when she goes over 40mph the esp light comes on and she goes into safe mode. and when i turn on the headlights she puts on the esp light abs light and the parking light. fault codes 00550-18265-00546. pls help

 

[ex911driver]

Wrong section, try in A4 section might get more help.