Volkswagen New Beetle. Manual - part 1382

 

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Volkswagen New Beetle. Manual - part 1382

 

 

Fig. 70: Scan Tool Display - Intake Air Temperature Sensor (4 Of 5) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

If an unrealistic value appears in Display zone 3 or a substitute temperature of 136.8 °C is displayed 

z

Check Intake Air Temperature (IAT) Sensor -G72- and wiring to sensor as follows:  

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Press --> button.  

Display will appear as shown: 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 71: Scan Tool Display - Intake Air Temperature Sensor (5 Of 5) 
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 -G72- harness connector: Component locations overview. See DIESEL INJECTION 
SYSTEM, COMPONENT LOCATIONS OVERVIEW 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 72: Identifying IAT Sensor -G72- Terminals 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Measure resistance between sensor terminals 1 + 2.  

Specification (see Fig. 73 ): 

Scale A shows resistance values for temperature range 0 to 50 °C and scale B the values for temperature range 
50 to 100 °C. 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 73: IAT Sensor Resistance Versus Temperature Range Graph 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Examples: 

 

2003 Volkswagen New Beetle GLS 

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

  

 

 

 

 

 

 

 

Content   ..  1380  1381  1382  1383   ..