audi tt 20lt 2007 workshop code

[smirnoff_rules]

can someone tell me if this bank one before cat , can see the B1 but not sure wot the S2 stands for ? cheers


02-Read Fault Codes
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Fault code Description Status
00054 Oxygen(Lambda)Sensor B1 S2: Heating Circuit: Malfunction / Open Circuit 004 No Signal/Communication

[smirnoff_rules]

found a few sites saying its rear sensor ?

[smirnoff_rules]

put this car on the ramp and she had ran over something and pulled the wires out of the sensor ( after cat ) replaced with a new one from the agent and the engine light came on again after afew days ? its says now sensor out of range ?
the fault codes and then in a few days its back ..

could she of damaged the ecu when the wires were pulled out ?

cheers

told her to take to the agents as its there part , but something isnt right

[smokey08]

B1 = Bank1, S2 = sensor 2.

What was the exact fault code that comes back?

[smirnoff_rules]

B1 = Bank1, S2 = sensor 2.

What was the exact fault code that comes back?

that was the fault with the wire cut

havnt got the new print in front of me its at work , can post tomorrow


it was something like s2 sensor out of range intermediate signal