Technical product information Transaction No.: 2024145/1
Running problems with entry P189A, P072C, P073F - A3 with S-Tronic (0AM) Release date: 16-Aug-2010
Customer statement / workshop findings
Customer statement:
Vehicle judders when pulling away. The gear changes are implausible.
For this TPI to apply the following entries must also be logged:
P072C (21066) – gear 1 not adjustable
P073F (21086) – synchronisation gear 1 failed
P189A (21186) – clutch 1, free play too small
There must not be any other entries.
Technical background
The clutch free play K1 is too small, because of premature wear adjustment.
Production change
Optimised gearbox software from week 14/2009.
Measure
Try to reproduce the customer complaint so that it can be clearly assigned to this TPI.
The following repair must only be carried out, if all the criteria (model/type, chassis number, engine/gearbox code,
PR number(s), software version, code etc. ) match exactly. Otherwise this solution won't work and repeat repairs may be necessary. In such a case, we may reject the warranty claim and redebit the parts.
If the complaint is confirmed, replace the multiple clutch according to the repair manual. The gearbox production date can be checked via the measured value block 84 in the gearbox control unit or read directly on the gearbox. Illustration 1
Illustration 1
KHN – gearbox code
01.06.06 – production date 1 June 2006
14 – plant code
13:59 time
0026 – current number
On vehicles with gearbox software version 0AM.300.045.A_0605 the gearbox software must be updated with SVM 02A003 after replacing of the multiple clutch.
Warranty accounting instructions
Service number/damage code: 3838 / 0011
APOS
Repair operation:
Designation:
Time units:
343519xx
Remove and install gearbox
Time from APOS
30601953
Remove and install multiple clutch
70
30605553
Replace multiple clutch
40
01500000
GFF/guided functions
TU according to diagnosis protocol
The labour times are correct at the time of publication.
APOS/2
Illustration:
Position:
Number:
Designation:
Activity:
Time units:
300-54
1
300 045
Gearbox
19
Time from APOS2
141-22
1
141 017
Multiple clutch
55
Time from APOS2
STA-02
1
S00032
Guided fault finding
02
TU according to diagnosis protocol
The labour times are correct at the time of publication.