Volkswagen New Beetle. Manual - part 1648

 

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Volkswagen New Beetle. Manual - part 1648

 

 

Fig. 178: Identifying Brake Light Switch And Brake Vacuum Vent Valve Switch Harness 
Connector Terminals
 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

If the specifications are obtained: 

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. 179: 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 using Electrical Wiring Diagram. 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 180: Identifying Brake Light Switch And Brake Vacuum Vent Valve Switch Harness 
Connector Terminals
 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

terminal 3 + socket 55  

z

terminal 4 + socket 56  

Wire resistance: Max. 1.5 ohm 

z

Also check wires for short to one another.  

z

Also check wiring for short to battery positive or Ground (GND). 

If no wiring malfunction is found: 

z

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

 

2003 Volkswagen New Beetle GLS 

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

  

MODULE (ECM) - J220-, REPLACING 

Driving range signal, checking 

Vehicles with automatic transmission only 

Motronic Engine Control Module (ECM) -J220- receives the following information from transmission control 
module: 

z

Driving range selected (selector lever in 1/2/3/R/D) or  

z

No driving range selected (selector lever in P or N)  

Special tools, test equipment and auxiliary items 

z

VAG 1551 scan tool (or VAG 1552 mobile scan tool) with VAG 1551/3B cable  

z

VAG 1598/31 test box  

z

VAG 1526 A or Fluke 83 multimeter  

z

VAG 1594 adapter set  

z

Electrical Wiring Diagram  

Test conditions 

z

Selector lever of the automatic transmission must be in "P" or "N" position  

z

Air conditioning must be turned off  

z

All electrical accessories, e.g. lights and rear window defroster must be switched off  

Test sequence 

z

Connect VAG 1551 scan tool (or VAG 1552). Switch ignition on and select Motronic Engine Control 
Module (ECM) -J220- with "Address word" 01. Connecting scan tool and selecting Motronic Engine 
Control Module (ECM) -J220-, see VAG 1551, CONNECTING AND SELECTING MOTRONIC 
ENGINE CONTROL MODULE (ECM) -J220-
 . 

Indicated on display 

 

2003 Volkswagen New Beetle GLS 

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

  

 

 

 

 

 

 

 

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