Connecting HHT, Reading and Erasing DTC Memory

Observe all system specific instructions listed in the "Preparation for Test" section.

Diagnostic trouble codes (DTC's) which have been stored due to testing or the disconnection of lines must be erased from the diagnostic trouble code memory at the end of testing.

- Connect Hand-Held Tester (HHT) according to connection diagram.

The following functions can be performed according to the instructions on the display:
a) Reading/erasing DTC memory
b) Reading actual values
c) Performing activations
d) Programming control modules






Special Tools






Connection Diagram

Figure:
013 Impulse counter scan tool
075 Adapter for impulse counter scan tool
087 Hand-held tester (HHT)
094 Multiplexer, 965 589 00 40
X11/4 Data link connector