Year of Manufacture *: 2002
Engine Size and Code *: 1.8 apx
( Optional ) Scanner Used: solas pro
( Optional) Fault Codes: p0501 /16855
fault code p0501/16855 vehicle speed sensor inpausible signal.
speedo working all the time,vehicle speed 0mph in data list
checked wiring from speed sensor to dash clock
checked supply and earth wires all ok
checked wiring from dash clock to ecm
could it be dash clock or ecm problem
any ideas
Message Thread 
Audi TT 1.8 2002 - Codes P0501 16855 vehicle speed sensor implausible signal # - Anthony Walsh September 9, 2011, 11:40 pm
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