Volkswagen New Beetle. Manual - part 740

 

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Volkswagen New Beetle. Manual - part 740

 

 

An overview of all the test steps in the electrical check can be found on TEST STEP OVERVIEW .

z

For vehicles on which the On Board Diagnostic (OBD) does not give any indication of the source of the 
malfunction. Work through the complete electrical check.  

z

For vehicles on which the OBD provides a direct indication of the source of the malfunction. Only carry 
out the test steps recommended in the DTC table (directed entry).  

Test prerequisites 

z

Before starting the test, switch ignition and all electrical consumers off (headlights, lighting, fans etc.).  

z

Fuses must be OK. (pull fuse out of holder to check)  

z

Pull fuse holder out of cable channel.  

z

Release ABS control module (w/EDL) -J104- connector -arrow- 1 and pull off -arrow 2-. 

Fig. 285: Releasing ABS Control Module (W/EDL) -J104- Connector 1 And Pulling Off Connector
Courtesy of VOLKSWAGEN OF AMERICA, INC.
 

z

Connect test box V.A.G 1598/36-1 to multi-pin connector of ABS control module (w/EDL) -J104-2-.  

The specified values are matched to the VAG 1526 and are not necessarily applicable for other test modules.

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

Fig. 286: Connecting Test Box V.A.G 1598/36-1 To Multi-Pin Connector Of ABS Control Module 
(W/EDL) -J104-2
 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

MULTI-PIN CONNECTOR WITH CONTACT ASSIGNMENTS 

Contact assignment of connectors for voltage supply and self-diagnosis with the V.A.G 1551 scan tool 

Fig. 287: Identifying Contact Assignment Of Connectors For Voltage Supply 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Contact 4 = Ground (terminal 31) 

Contact 16 = Positive (terminal 30) 

NOTE:

All contacts not listed are currently not assigned and must never be connected 
to other components!

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

Contact 7 = K-wire to contact 2 of ABS Control Module (w/EDL) -J104- multi-pin connector T47

Contact assignment of connector T47 wiring harness/ABS control module (w/EDL) -J104-. 

Fig. 288: Identifying Contact Assignment Of Connector T47 Wiring Harness/ABS Control Module 
(W/EDL) -J104
 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

TERMINAL ASSIGNMENT - T47 WIRING HARNESS/ABS CONTROL MODULE (W/EDL) 

Contact Wiring connection to component...
1

Voltage supply from battery +

2

Connector T16/7, K wire

3

Vacant

4

Voltage supply from ignition/starter switch

5

Vacant

6

Sensor for transverse acceleration -G200-

7

Vacant

8

Vehicles with navigation system only

9

Vacant

10

Vehicles with navigation system only

11

Data bus wire, see wiring diagrams

12

Coding bridge to contact 38

13

ASR/ESP button -E256-

14

Coding bridge to contact 38 (vehicles with ABS only)

15

Data bus wire, see wiring diagrams

16

Ground point on left-hand longitudinal member

17

Vacant

18

Sender 1 for brake booster -G201- voltage supply

19

Sender 1 for brake booster -G201- signal wire

20

Sender 1 for brake booster 1 -G201- Ground wire

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

Test step overview 

TEST STEP OVERVIEW 

21

Vacant

22

Vacant

23

Vacant

24

Ground wire for sensor for transverse acceleration -G200- and sender for rotation rate -G202-

Ground wire for ESP sensor unit -G419, vehicles from m.y. 12.01

25

Vacant Data bus wire for ESP sensor unit -G419-, vehicles from m.y. 12.01

26

Voltage supply for sensor for transverse acceleration -G200- and sender for rotation rate -

G202-

27

Vacant

28

Vacant

29

Vacant Data bus wire for ESP sensor unit -G419-, vehicles from m.y. 12.01

30

Vacant

31

Vacant

32

Voltage supply from battery +

33

Right front ABS wheel speed sensor -G45-

34

Right front ABS wheel speed sensor -G45-

35

Vacant

36

Left rear ABS wheel speed sensor -G46-

37

Left rear ABS wheel speed sensor -G46-

38

Coding bridge to contact 12 (vehicles with ABS/EDL/ASR/ESP front wheel drive only) Coding 

bridge to contact 14 (vehicles with ABS front wheel drive only)

39

Vacant

40

Sender for Rotation Rate -G202- signal wire

41

Brake light switch -F-

42

Right rear ABS wheel speed sensor -G44-

43

Right rear ABS wheel speed sensor -G44-

44

Vacant

45

Left front ABS wheel speed sensor -G47-

46

Left front ABS wheel speed sensor -G47-

47

Ground point on left-hand longitudinal member

Component to be tested

Perform test 

step

Voltage supply for ABS hydraulic pump -V64- to ABS control module (w/EDL) -
J104-

1

Voltage supply for valves in hydraulic unit -N55- to ABS control module (w/EDL) -
J104-

2

Voltage supply (ignition/starter switch) to ABS control module (w/EDL) -J104-

3

Function of brake light switch -F-

4

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

 

 

 

 

 

 

 

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