30 Start-stop system does not work, DTCs P181C00, P181E00, and P181B00 stored in the ECM
30 20 27 2060101/2 July 21, 2020. Supersedes Technical Service Bulletin Group 30 number 20-26 dated July 15,
2020 for reasons listed below.
Model(s)

Year

VIN Range

Vehicle-Specific Equipment

A5

2018

All

Manual Transmission

A4

2017 - 2018

All

Manual Transmission

Condition
REVISION HISTORY

Revision

Date

Purpose

2

-

Republishing

1

07/15/2020

Initial publication

Customer states:
 The Start-Stop system does not work.
 A Start-Stop malfunction message comes on.
Workshop findings:
 The customer concern can be reproduced.
The following DTCs must be active/static in the engine control module (ECM), J623 (address word 0001):
 DTC P181C00 (gear recognition sensor, implausible signal).
 DTC P181E00 (gear recognition sensor, gear position implausible).
 DTC P181E00 (gear recognition sensor, gear position implausible).
Tip: If the DTCs are sporadic/passive, there is probably a wiring problem or rodent damage and this TSB
does not apply.

Page 1 of 3
© 2020 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.

Technical Background
Magnetic debris from normal wear can accumulate on the -G604- gear recognition sensor.

Production Solution
Not applicable.

Service
If the wiring for the -G604- gear recognition sensor are correct, proceed as follows:
1. Remove the -G604- gear recognition sensor and clean it thoroughly.
2. Reinstall the -G604- gear recognition sensor according to the Elsa Repair Manual, replace the bolt, and torque
to 8 Nm + 60°.
3. Clear fault and test drive to confirm the repair.

Warranty
Claim Type:

 110 up to 48 Months/50,000 Miles.
 G10 for CPO Covered Vehicles – Verify Owner.
 If the vehicle is outside any warranty, this Technical Service Bulletin is informational
only.

Service Number:

3080

Damage Code:

0040

Labor Operations:

Check sensor (check wiring and connector of
sensor for function/damage)

3080 0199

20 TU

Gear detector switch remove + reinstall

3080 1900

See SRT with
associated
operations

Clean sensor

3080 2999

10 TU

GFF

0150 0000

Time stated on
the diagnostic
protocol (Max 40
TU)

Diagnostic Time:

Page 2 of 3
© 2020 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.

Claim Comment:

Road test prior to service procedure

0121 0002

10 TU

Road test after service procedure

0121 0004

10 TU

As per TSB #2060101/2

All warranty claims submitted for payment must be in accordance with the Audi Warranty Policies and Procedures
Manual. Claims are subject to review or audit by Audi Warranty.

Required Parts and Tools
Always check with your Parts Department and/or ETKA for the latest information and parts bulletins.
Part Number

Part Description

Quantity

See ETKA

Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual

See ETKA/ELSA

N 10710402

Oval hexagon socket head bolt

01

Additional Information
All parts and service references provided in this TSB (2060101) are subject to change and/or removal.
©2020 Audi of America, Inc. All rights reserved. Information contained in this document is based on the latest
information available at the time of printing and is subject to the copyright and other intellectual property rights of
Audi of America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any
time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted in
any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these
materials be modified or reposted to other sites without the prior expressed written permission of the publisher.

Page 3 of 3
© 2020 Audi of America, Inc.
All rights reserved. Information contained in this document is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of
America, Inc., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice. No part of this document may be reproduced, stored in a retrieval system, or transmitted
in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, nor may these materials be modified or reposted to other sites, without the prior expressed written permission of the
publisher.