With Hand-Held Tester (HHT)

NOTE: Observe all system specific instructions listed in the "Preparation for Test" section. Preparation For Test - Section 22

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. Connection and Use of Test Equipment - Section 0
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

Hand-Held Tester (HHT):

Multiplexer:

Adaptor Harness: