Close

Q: pressure relief valve on 2001 Audi TT Quattro

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
would this cause a code reading secondary air flow .
(1) Answer
(3) Comments
| |
please provide the P code number of what you found. also,
is this a TT roadster (engine code AMU) or a TT coupe (engine code AMU or ATC or AWP)???
the p code is po411 engine code is amu this is a tt coupe 1.8 liter 225 hp with 46000 mi. thanks for the reply.
| |
alldata says:

p0411 is secondary air system; throughput faulty

(1) check secondary air injection (AIR) system
(2) check wastegate bypass regulator valve

thanks for the help ,will check these 2 items.as a side note the engine light only comes on when car is cold. and it runs great light or not.