Volkswagen New Beetle. Manual - part 1662

 

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Volkswagen New Beetle. Manual - part 1662

 

 

Fig. 24: Measuring Voltage Between HO2S -G130- Harness Connector Terminal 1 And 2 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Measure voltage supply and observe display group 41, display zone 4. 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle

  

Display: Htg.aC.ON: 

z

Specification: 11.0 to 14.5 V  

Display: Htg. aC.ON/Htg.aC.OFF (alternating): 

z

Specification: Between 0.0 to 12.0 V fluctuating  

If no voltage is present: 

z

Switch off ignition.  

z

Remove inner plenum chamber cover, left:  

See PLENUM CHAMBER INNER COVER, REMOVING AND INSTALLING 

z

Connect VAG 1598/31 test box to control module wiring harness. Motronic Engine Control Module 
(ECM) -J220- is not connected by this action. 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle

  

Fig. 25: Connecting VAG 1598/31 Test Box To Control Module Wiring Harness 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Check wiring for open circuit between test box and 4 -pin connector according to Electrical Wiring 
Diagram. 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle

  

Fig. 26: Identifying HO2S -G130- Harness Connector Terminals 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

terminal 2 + socket 63: 

z

Wire resistance: Max. 1.5  

If no wiring malfunction is found: 

z

Replace Motronic Engine Control Module (ECM) -J220-, see MOTRONIC ENGINE CONTROL 
MODULE (ECM) - J220-, REPLACING
 .  

Mass Air Flow (MAF) sensor, checking 

NOTE:

Only gold-plated terminals can be used to repair terminals in the connector for 
the Mass Air Flow (MAF) sensor.

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle

  

 

 

 

 

 

 

 

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