Audi Cars 1999-05

3.2L V6 - Auto 7

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Trouble Code: P2732



Pressure Control Solenoid -F- Performance or Stuck Off

Possible Causes:



ATF level is low
 
Circuit harness connector contacts are corroded or ingressed of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Solenoid valves in valve body are faulty
 
Transmission Control Module (TCM) needs replacing
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 

Trouble Code: P2733



Pressure Control Solenoid -F- Performance or Stuck On

Possible Causes:



ATF level is low
 
Circuit harness connector contacts are corroded or ingressed of water
 
Circuit wires have shorted to each other, to battery or ground
 
Automatic Transmission Hydraulic Pressure Sensor 1 has failed
 
Solenoid valves in valve body are faulty
 
Transmission Control Module (TCM) needs replacing
 
Transmission Input Speed (RPM) Sensor has failed
 
Transmission Output Speed (RPM) Sensor has failed
 

Trouble Code: U0001



High Speed CAN Communication Bus

Possible Causes:



ECM has failed
 
CAN data bus wires have short circuited to each other
 

Trouble Code: U0101



Lost Communication With TCM

Possible Causes:



ECM has failed
 
Terminal resistance for CAN-bus are faulty
 
Can data bus wires have short circuited to each other
 
TCM has failed
 

Trouble Code: U0155



Lost Communication With Instrument Cluster

Possible Causes:



ECM has failed
 
Terminal resistance for CAN-bus are faulty
 
Can data bus wires have short circuited to each other
 

Trouble Code: U0302



Software Incompatibility with Transmission Control Module

Possible Causes:



ECM or TCM has failed or is not properly coded
 
Terminal resistance for CAN-bus are faulty
 
Can data bus wires have short circuited to each other
 

Trouble Code: U0402



Invalid Data Received From Transmission Control Module

Possible Causes:



ECM or TCM has failed
 
Terminal resistance for CAN-bus are faulty
 
Can data bus wires have short circuited to each other
 

 
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