Autodata - Diagnostic Trouble Codes Fault locations and probable causes - 2004 edition

Model: 80 2,O 16V 100 2,0 1001A6 2,O 16V AUDl
Coupe 2,O 16V
Year: 1991-97
Engine code:
6A, AAD, ACE
System: Bosch KE Motronic 1.211.2.111.2.2
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Engine management
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80, Coupe - in underbonnet fuseboxhelay plate
100, A6 - in underbonnet relay plate
General information
Refer to the front of this manual for general test conditions,
terminology, detailed descriptions of wiring faults and a
general trouble shooter for electrical and mechanical faults.
Trouble codes are displayed by using an LED connected to
the data link connector (DLC).
The ECM fault memory can also be checked and erased
using diagnostic equipment connected to the data link
connector (DLC).
Self-diagnosis using flash type trouble codes may not
display all available diagnostic information.
Carry out road test for at least 5 minutes.
0 Briefly fully depress throttle pedal to increase engine speed
over 3000 rpm.
Allow to idle for 2 minutes.
If engine does not start: Crank engine for 6 seconds.
End of test sequence indicated by trouble code 0000
(long flashes).
Switch ignition OFF. Rectify faults as necessary.
Accessing
Ensure ignition switched OFF.
Connect LED test lamp between black data link connector
(DLC) terminal 2 [A] and blue data link connector (DLC)
terminal 2 [C].
Bridge black data link connector (DLC) terminal 1 [A] and
brownlwhite data link connector (DLC) terminal 1 [B] with
a switched lead - contacts normally open.
Switch ignition ON.
Operate switch for 4-6 seconds.
Release switch. Check that LED flashes.
Count LED flashes. Note trouble code.
Each trouble code consists of four groups of one to four
flashes.
A 2,5 second pause separates each trouble code group [A].
Repeat switch operation. Note trouble codes. Compare with
trouble code table.
[Autodata Eng~ne management 139