Output Diagnostic Test Mode (Function 03)

The components displayed in output Diagnostic Test Mode (DTM) can differ depending upon the equipment installed on the vehicle. For example, on vehicles without ATA there will be no "step 1" as listed in the table below.

Output Diagnostic Test Mode (DTM) activates the following components in the order shown:







Special tools and equipment
- VAG 1551 Scan Tool (ST) or VAG 1552 Mobile Scan Tool (ST) with cable VAG 1551/3
- VW1594 connector test kit
- VAG 1527B voltage tester
- Wiring diagram

Procedure
- Connect VAG 1551 scan tool. VAG 1551 Scan Tool Connecting
- Initiate On Board Diagnostic (OBD). On Board Diagnostic, Initiating Program

Indicated on display


Rapid data transfer HELP
Select function XX


- Operate scan tool taking into account information on display.
- Press buttons -0- and -3- to select. "Output Diagnostic Test Mode" function 03.
- Switch ignition off and remove ignition key from ignition lock.

Indicated on display


Rapid data transfer Q
03 - Output Diagnostic Test Mode


- Press -Q- button to confirm input.

Indicated on display


Output Diagnostic Test Mode ->


Perform individual tests See table above.


NOTE: The output Diagnostic Test Mode (DTM) can be terminated by pressing the -C- button.


- Press -> button.

If a component does not function:
- Continue output Diagnostic Test Mode (DTM) to end.

Reinitiating output Diagnostic Test Mode (DTM) is only possible by ending the On Board Diagnostic (OBD) and turning the ignition off, then on again.