Volkswagen New Beetle. Manual - part 1390

 

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Volkswagen New Beetle. Manual - part 1390

 

 

Fig. 101: Scan Tool Display - Diesel Injection Timing Control Range (1 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Press --> button.  

Display will appear as shown: 

Fig. 102: Scan Tool Display - Diesel Injection Timing Control Range (2 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Press -0- and -4- buttons to select Function 04: "Basic setting".  

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Press -Q- button to enter input.  

Display will appear as shown: 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 103: Scan Tool Display - Diesel Injection Timing Control Range (3 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Press buttons -0-, -0- and -4- to select "Display group 4".  

Display will appear as shown: 

Fig. 104: Scan Tool Display - Diesel Injection Timing Control Range (4 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Specification (Display zone 3): 7.0 to 9.0° BTDC  

After approx. 10 seconds, the Diesel injection adjuster is moved into the retarded position. 

Display will appear as shown: 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 105: Scan Tool Display - Diesel Injection Timing Control Range (5 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Specification (Display zone 3): 3.0 to 5.0° BTDC  

If specifications not obtained: 

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Check Cold Start injector as follows:  

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Press --> button.  

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Press -0- and -6- buttons to select Function 06: "End output".  

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Press -Q- button to enter input.  

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Switch OFF ignition.  

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Disconnect harness connector from Diesel injection pump. See DIESEL INJECTION SYSTEM, 
COMPONENT LOCATIONS OVERVIEW
 .  

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Measure resistance between connector terminals 9 + 10. 

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Specification: 12 to 20 ohm  

Fig. 106: Identifying 10-Pin Connector Terminals

 

2003 Volkswagen New Beetle GLS 

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

  

Courtesy of VOLKSWAGEN OF AMERICA, INC.

If specification not obtained: 

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Replace Cold Start injector -N108-. See INTAKE MANIFOLD CHANGE-OVER VALVE, 
SERVICING
 .  

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Display the Readiness code. See READINESS CODE, DISPLAYING .  

If DTC memory was erased: 

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Set the readiness code. See READINESS CODE, SETTING .  

If specification obtained: 

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Connect VAG1598/22 (or 1598/31) Test Box to ECM wiring harness. 

Fig. 107: Connecting VAG1598/22 (Or 1598/31) Test Box To ECM Wiring Harness 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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Check wiring for open circuit between Test Box and 10-pin harness connector using Wiring diagram. 

 

2003 Volkswagen New Beetle GLS 

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

  

 

 

 

 

 

 

 

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