ML 320 (163.154) V6-3.2L (112.942) (1998)
Connecting Hand-Held Tester - Section 0.4
NOTE: Observe all system specific instructions listed in the "Preparation for Test" section of each Test Program.
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
References, Special Tools
Connecting Hand-Held Tester or Impulse Counter Scan Tool, Reading and Erasing Diagnostic Trouble Code Memory
connect Impulse counter Scan Tool (according to connection diagram).
LED "U-Batt" must light up in the display.