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P1556 Diagnostic Trouble Code Discussion for August 2008

Battery Module Temperature Sensor Signal 2 Circuit High Voltage


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Trouble Ticket Help Requests for DTC P1556
Help Request Posted
2001 Audi TT Quattro 1.8L Hesitation VIN: TRUUT28N91
P1556: mfg code17964 boost psi regulation control limit not reached. ... to me in boxes from another shop had a broken t-belt. put on a new cly head. install nice and smooth. test drove after repair has lots of boost but seams like ecu goes into limp in mode if you slam the throttle in 3rd gear or higher. code flags for boost p...
August 07, 2008
2001 Audi TT Quattro 1.8L Hesitation VIN: TRUUT28N91
P1556: mfg code17964 boost psi regulation control limit not reached. ... to me in boxes from another shop had a broken t-belt. put on a new cly head. install nice and smooth. test drove after repair has lots of boost but seams like ecu goes into limp in mode if you slam the throttle in 3rd gear or higher. code flags for boost p...
August 11, 2008
2001 Audi TT Quattro 1.8L Hesitation VIN: TRUUT28N91
P1556: mfg code17964 boost psi regulation control limit not reached. ... to me in boxes from another shop had a broken t-belt. put on a new cly head. install nice and smooth. test drove after repair has lots of boost but seams like ecu goes into limp in mode if you slam the throttle in 3rd gear or higher. code flags for boost p...
August 07, 2008
2001 Audi TT Quattro 1.8L Hesitation VIN: TRUUT28N91
P1556: mfg code17964 boost psi regulation control limit not reached. ... to me in boxes from another shop had a broken t-belt. put on a new cly head. install nice and smooth. test drove after repair has lots of boost but seams like ecu goes into limp in mode if you slam the throttle in 3rd gear or higher. code flags for boost p...
August 11, 2008