1. AB 070 Worksheets BT 075 Arbeitsblätter 1 Sensoren/ Aktoren
CAN Systeme / Gateway
Diebstahlwarnanlage - Innenraumüberw.
Elektrische Fensterheber
Zentralverriegelung 1
Inhalt
Arbeitsblätter
WoB Vers mz

2. Group work Relay circuits Task 1
Terminal
Terminal
Production control number
Time : min.
Terminal
Terminal
Please complete the relay circuit Enter the terminal designations.
Rating
Note: Use colored pens to do this ( red for plus and braun for minus) 2
Contenu

3. -- ANSWER Task 1-- Relay circuits
Terminal
Terminal 86
Production control number 30
Terminal
Terminal 87 85
Please complete the relay circuit Enter the terminal designations.
Rating
Note: Use colored pens to do this ( red for plus and braun for minus) 3
Contenu

4. Group work Switch positions Task 2
A.At rest
Task 2
B. Key in ignition
Time : min.
D. Starting
C. Ignition on 4
Contenu

5. -- ANSWER Task 2 -- Switch positions
A.At rest
B. Key in ignition
D. Starting
C. Ignition on 5
Contenu

6. Group work Systematic procedure Task 31. 2. 3.
Time : 10 min. 4. 5. 6
Contenu

7. -- ANSWER Task 3 -- Systematic procedure
1. Funtional test
2. Visual check
3. Consumer tests
4. Determining the circuit
5. Circuit-phase distribution 7
Contenu

8. Group work Voltage loss Task 4
Time : 5 min.
Permitted voltage drop in circuit:
% (standard value) 8
Contenu

9. -- ANSWER Task 4 -- Voltage loss
Permitted voltage drop in circuit:
% (standard value) 10 9
Contenu

10. Group work Current/Resistance Task 5
The ampmeter is connected-
to the circuit
Time : 5 min.
The ohmmeter is connected
- to the disconnected component which is to be measured.
The component must not be energized! 10
Contenu

11. -- ANSWER Task 5 -- Current/Resistance Task 5
The ampmeter is connected-
to the circuit
in line
Time : 5 min.
parallel
The ohmmeter is connected
- to the disconnected component which is to be measured.
The component must not be energized! 11
Contenu

12. Group work
Task 6
Which control units belong to the Passat convenience CAN ? ? ?
Time : min ? ? ? ? ? 12

13. -- ANSWER Task 6 -- 13 J xx J 533 Jxx Jxx Jxx Jxx Jxx K wire Gateway
Convenience CU
K wire
A121 J xx J
533 x
T 32b/19 x
T 32b/20
A122
Jxx
Jxx
Jxx
Jxx
Jxx
Gateway
Door CU
driver
Door CU
front passenger
Memory CU
Door CU
rear left
Door CU
rear right 13

14. Group work
Task 7
Determine the actual CAN values on the training model and on a test vehicle.
Time : min
Training model :
H : Volt L : V
0 V
Vehicle :
H : Volt L : V
5 V

15. -- ANSWER Task 7 --
Determine the actual CAN values on the training model and on a test vehicle.
Training model :
H : Volt L : V
0 V
Vehicle :
H : Volt L : V
5 V

16. Practical work on vehicle
Group work
Task 8
Testing with VAS 5051
DSO  CAN High
DSO  CAN Low
Time : min
for example
1. CAN bus open circuit
2. CAN bus short circuit between wires
3. CAN bus short circuit to +
Practical work on vehicle
4. CAN bus short circuit to -

17. -- ANSWER Task 8 --
Illustrate the various fault characteristics on a pin board and have participants explain individual screenshots.

18. Which control units are present in the CAN ?
Group work
Task 9
Which control units are present in the CAN ?
Coding 6
Dealership number 1317 6
Read measured value block ? 1
Time : 15 min ? ? 1
Display
group
125
Basic setting
K VK-36mz

19. -- ANSWER Task 9 -- 125 Engine 1 Gearbox ABS 1 K VK-36mz
Vehicle self-diagnosis
08 - Read measured value block
Coding 6
Dealership number 1317
Read measured value block
Engine 1
08 - Read measured value block
Gearbox
ABS 1
Display
group
125
Basic setting
K VK-36mz

20. Which control units belong to the drivetrain CAN ?
Group work
Task 10
Which control units belong to the drivetrain CAN ? ? ?
Time : min ? ? ? ? ?
K VK-36mz

21. Gateway 19 -- ANSWER Task 10 -- J 220 J 533 J104 G 85 J248 J217 J234
K wire
A121 J
220 J
533 64
T 32b/19 66
T 32b/20
A122
J104
G 85
J248
J217
J234
K VK-36mz

22. Group work
Task 11
What fault will the VAS 5051 read in the fault memory in the event of an open circuit in the CAN High wire ?
Time : 15 min
Data bus

23. -- ANSWER Task
What fault will the VAS 5051 read in the fault memory in the event of an open circuit in the CAN High wire ?
Data bus....
“X Y” no communication
CAN Bus in one-wire mode....

24. Window regulator switches
Group work
Task 12
Enter the corresponding  value of each switch in the table
open
closed
Time : min
0 V
0 V
0 V
0 V
not operated
Window regulator switches
operated    

25. Window regulator switches
-- ANSWER Task
auf zu
0 V
0 V
0 V
0 V
not operated
Window regulator switches
operated
160 
15 
1.8 k
550 

26. Notes 26