Diagnostics; Preparing Vehicle Diagnostics; Performing Diagnostics - Hella Gutmann mega macs 56 Guía De Instalación Rápida

mega macs 56
7.2

Diagnostics

EN

7.2.1 Preparing Vehicle Diagnostics

The selection of the correct vehicle is a basic precondition for trouble-free vehicle diagnostics. The device provides
assistance to simplify the selection, e.g. indicating the installation position of the diagnostic port or vehicle
identification through VIN.
The following ECU functions are possible under >Diagnostics< in the main menu:
• Trouble code reading
• Parameter readout
• Actuator test
• Service reset
• Basic setting
• Coding
• Test function
Proceed as follows to prepare vehicle diagnostics:
1. Select the desired vehicle under >Vehicle selection< in the main menu.
2. Select >Diagnostics< in the main menu.
3. Insert the DT VCI into the vehicle's diagnostic port.
Both LEDs of the DT VCI flash. The DT VCI is ready for operation.
Now you can select the type of diagnostics.

7.2.2 Performing Diagnostics

Proceed as follows to perform diagnostics:
1. Select the desired vehicle under >Vehicle selection< in the main menu.
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CAUTION
Pulling off of the DT VCI when actuating the clutch
Risk of injury or material damages
Proceed as follows before startup:
1. Apply the parking brake.
2. No gear is engaged.
3. Regard the window with information and instructions.
NOTICE
Danger of short circuit and voltage peaks when connecting the DT VCI
Danger of destruction of automotive electronics
Switch off ignition before connecting the DT VCI to the vehicle.
Working with the Device
Diagnostics