Volkswagen New Beetle. Manual - part 1395

 

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Volkswagen New Beetle. Manual - part 1395

 

 

Display will appear as shown: 

Fig. 124: Scan Tool Display - Mass Air Flow Sensor (7 Of 7) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

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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 -G70- harness connector. See DIESEL INJECTION SYSTEM, COMPONENT 
LOCATIONS OVERVIEW
 .  

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Switch ON ignition.  

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Switch multimeter to 20 Volt range.  

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Measure -G70- voltage supply between the following connector terminals: 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 125: Identifying MAF Sensor -G70- Terminals 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

MAF SENSOR TERMINAL SPECIFICATION CHART 

If specifications not obtained: 

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Switch OFF ignition.  

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

Terminal: -G70-

Specification

2 + Ground

App. battery Voltage

2 + 3

App. battery Voltage

4 + Ground

Approx. 5 Volts

4 + 3

Approx. 5 Volts

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 126: Connecting VAG1598/22 (Or 1598/31) Test Box To ECM Wiring Harness 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Check wiring for open circuit between Test Box and connections using Wiring diagram. 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 127: Identifying MAF Sensor -G70- Harness Connector Terminals 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Up to MY 1999 

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Terminal 2 + socket 2 and 28  

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Terminal 3 + socket 4  

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Terminal 4 + socket 50  

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Terminal 5 + socket 52  

From MY 2000 

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Terminal 2 + socket 1 and 2  

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Terminal 3 + socket 49  

 

2003 Volkswagen New Beetle GLS 

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

  

 

 

 

 

 

 

 

Content   ..  1393  1394  1395  1396   ..