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P1555 Diagnostic Trouble Code Discussion for July 2012

Battery Module Temperature Sensor Signal 1 Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P1555
Help Request Posted
2002 Audi TT Quattro 1.8L MIL Lamp on VIN: TRUUT28N82
P1555: Maximum boost pressure exceeded. This car came in with the P1555 or 17963 code stored. The driveability complaint is that if you are above about 4000 rpm with the car floored the boost will suddenly drop and the car will buck slightly. We tried a new recirculating valve N249 but no change. We...
July 31, 2012