Volkswagen New Beetle. Manual - part 1327

 

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Volkswagen New Beetle. Manual - part 1327

 

 

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

  

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30 °C corresponds to a resistance from 1500 to 2000ohm  

z

80 °C corresponds to a resistance from 275 to 375ohm  

If specification not obtained: 

z

Replace Intake Air Temperature (IAT) Sensor -G72-.  

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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. 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 74: Connecting VAG1598/22 (Or 1598/31) Test Box To ECM Wiring Harness 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

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

 

2003 Volkswagen New Beetle GLS 

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

  

 

 

 

 

 

 

 

Content   ..  1325  1326  1327  1328   ..