Test requirements:
- Check fuse for function according to wiring diagram.
- Connect VAS5051 tester or VAG1551 scan tool. See VAS 5051 TESTER OR VAG 1551/1552 SCAN TOOL (ST), CONNECTING .
- Switch on ignition.
NOTE:
- If nothing is indicated on display, check voltage supply for VAG 1551 scan tool according to wiring diagram.
- Additional instructions can be called up via the HELP button on the scan tool.
- The --> button is used for advancing through the program sequence.
- An incorrect entry can be canceled using the C-button.
- Function 00 "Automatic test sequence" can be performed in operating mode 1 "Rapid data transfer". This automatically checks all control modules installed in the vehicle.
- Switch on ignition.
- Switch printer on via the PRINT button (indicator lamp in button lights up).
- Press button -1- to select "Rapid data transfer" operating mode 1.
Indicated on display
Fig 1: VAG1551 Scan Tool Display - Initiating Multi-Function Steering Wheel On Board Diagnostic (1 Of 7)
Address word for steering wheel electronics: 16
- Press buttons 1- and -6- to enter "Steering wheel electronics" address word 16.
Indicated on display
Fig 2: VAG1551 Scan Tool Display - Initiating Multi-Function Steering Wheel On Board Diagnostic (2 Of 7)
- Press -Q- button to confirm input.
Indicated on display after approx. 5 seconds (example only):
Fig 3: VAG1551 Scan Tool Display - Initiating Multi-Function Steering Wheel On Board Diagnostic (3 Of 7)
- Part number of steering wheel electronics
- Steering wheel electronics: component marking
- D03: Software version of control module
- Coding 00101: Multi-function steering wheel control module coding
- XXXXX: Workshop number
NOTE:
Check/confirm coding using coding table. See CODE CONTROL MODULE (FUNCTION 07)
.
- Press --> button.
If one of these messages is displayed, perform trouble shooting according to troubleshooting diagnostic.
Fig 4: VAG1551 Scan Tool Display - Initiating Multi-Function Steering Wheel On Board Diagnostic (4 Of 7)
Fig 5: VAG1551 Scan Tool Display - Initiating Multi-Function Steering Wheel On Board Diagnostic (5 Of 7)
Fig 6: VAG1551 Scan Tool Display - Initiating Multi-Function Steering Wheel On Board Diagnostic (6 Of 7)
See appropriate System Wiring Diagram article.
Indicated on display
Fig 7: VAG1551 Scan Tool Display - Initiating Multi-Function Steering Wheel On Board Diagnostic (7 Of 7)
- Pressing the HELP button will print out an overview of all of the possible functions.
- Press the --> button to continue program sequence.