Volkswagen New Beetle. Manual - part 1336

 

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Volkswagen New Beetle. Manual - part 1336

 

 

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Press -0- and -1- buttons to select Address word 01: "Engine electronics" 

Display will appear as shown (example only): 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Diesel Fuel Injection, 1.9L ALH - New Beetle

  

Fig. 109: Scan Tool Display - Boost Pressure Control (1 Of 5)
Courtesy of VOLKSWAGEN OF AMERICA, INC.
 

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Press --> button.  

Display will appear as shown: 

Fig. 110: Scan Tool Display - Boost Pressure Control (2 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Press -0- and -8- buttons to select Function 08: "Read measuring value block".  

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Press -Q- button to enter input. 

Display will appear as shown: 

Fig. 111: Scan Tool Display - Boost Pressure Control (3 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Press -0-, -1- and -1- buttons to select "Display group 11" 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Diesel Fuel Injection, 1.9L ALH - New Beetle

  

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Press -Q- button to enter input. 

Display will appear as shown 

Fig. 112: Scan Tool Display - Boost Pressure Control (4 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Accelerate vehicle in 3rd gear from about 1500 RPM under Wide Open Throttle.  

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Press PRINT button on VAG1551 at about 3000 RPM.  

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Specification on VAG1551: 1720 to 2300 mbar (Display zone 3) 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Diesel Fuel Injection, 1.9L ALH - New Beetle

  

Fig. 113: Scan Tool Display - Boost Pressure Control (5 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

If measured Boost pressure is too low 

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Check -N75- as follows:  

Wastegate bypass regulator valve -N75-, electrically checking 

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Switch OFF ignition.  

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Disconnect -N75- harness connector. See DIESEL INJECTION SYSTEM, COMPONENT 
LOCATIONS OVERVIEW
 .  

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Diesel Fuel Injection, 1.9L ALH - New Beetle

  

 

 

 

 

 

 

 

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