audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Board Computer - Repair Procedures|Page 5623 > < Board Computer - Repair Procedures|Page 5621
Page 1
background image

Trip Computer: All Technical Service Bulletins
Computer, Functional Testing; Computer Coding, Average Speed Display, Average Fuel
Consumption Display, Checking

Computer, functional testing

Note

It is possible to check the condition of the various components of the computer by selecting the individual functions in the specified sequence.

If defective components are found, check wiring using the current flow diagram.

Always perform complete test procedure for functional testing.

Check these first:
Fuses S12, S4 OK

Time Display, Checking

Time display, checking
-

switch ignition ON

-

push time display button (2)

Time Display, Checking

^

display, time of day

If time is displayed, - check coding

If time is not displayed, - check function selector switch
-

repeat test

If time is not displayed, - check computer in instrument cluster
-

repeat test

Board Computer - Repair Procedures|Page 5623 > < Board Computer - Repair Procedures|Page 5621