A9721812064805_1

97 Vehicle ignition cannot be turned on or vehicle does not start
97 21 81 2064805/1 November 3, 2021.
Model(s)
Year
VIN Range
Vehicle-Specific Equipment
Q5, SQ5
2018 - 2022
All
Not Applicable
Q5 PHEV
2020 - 2022
All
Not Applicable
Q5
sportback,
SQ5
sportback
2021 - 2022
All
Not Applicable
Condition
Customer states:
 The vehicle cannot be started or the ignition cannot be turned on.
Workshop findings:
 The workshop confirms that the ignition does not turn on and the vehicle is unable to be scanned using the
ODIS tester.
 The workshop finds that fuse S164 had been blown.
Technical Background
A short circuit to ground in the area of the driver’s footwell (front left) can blow the fuse.
Production Solution
Improved harness routing has been introduced into production.
Page 1 of 6
© 2021 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.
Service
1. Fuse S164 is located on the
distribution block at the B+ post of
the battery (Figure 1).
This fuse is not replaceable
separately, part number 80A 915
459 is needed.
For this reason, the short circuit must
be located and repaired BEFORE
the fuse assembly is replaced.
Figure 1. Fuse S164 circled in red.
If fuse S164 has been blown, proceed as follows:
2. Gain access to the fuse holder
underneath the drivers’ footrest.
Remove the driver's seat, footrest
cover (Figure 2, position 1), lower Apillar trim (Figure 2, position 2), and
floor mat (Figure 2, position 3).
Fold the carpet (Figure 2, position 4)
towards the center console to
expose the fuse box behind the
footrest.
Figure 2. Driver side footwell.
Page 2 of 6
© 2021 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.
3. Check the red wire leading to J329
(terminal 30) and the black wire on
J329 (terminal 15) for damage
(Figure 3).
Figure 3. Area to inspect for chaffing.
Page 3 of 6
© 2021 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.
4. If any wire is damaged, repair it
using VAS 1978B.
Note:
Additional steps are required after
the repair to fix the concern
permanently.
After all of the wires have been
repaired, proceed as follows:
Using harness tape N 107 290 02,
wrap the 30mm harness section
shown in point 1 of Figures 4 and 5.
Figure 4. Location 1 for harness tape, location 2 for cable tie.
Page 4 of 6
© 2021 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.
5. Route the harness to prevent any
further chafing. Fit cable tie 5M0 971
838 in the area of point 2 in Figures
4 and 5.
Figure 5. Location 1 for harness tape, location 2 for cable tie.
6. Before reassembling, clear all faults and ensure the repair is complete.
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:
9709
Damage Code:
0025
Labor Operations:
Remove and install front seat
7201 1900
See SRT with
associated
operations
Release and secure front floor covering (incl.
7041 0999
removing and installing floor mat, footrest, and
A-pillar trim)
50 TU
Modify central wiring harness
9709 4999
40 TU
Repair central wiring harness (if needed)
9709 41XX
See SRT with
associated
operations
Page 5 of 6
© 2021 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.
Diagnostic Time:
Claim Comment:
GFF
0150 0000
Time stated on
the diagnostic
protocol (Max 50
TU)
Road test prior to the service procedure
No allowance
0 TU
Road test after the service procedure
0121 0004
10 TU
As per TSB #2064805/1
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
Part Number
Part Description
Quantity
See ETKA
Fasteners, Bolts, Nuts, and Screws as needed per the
Repair Manual
See ETKA/ELSA
80A915459
Central protection
01
N 10729002
Harness tape
.3
5M0971838
Cable tie
01
VAS 1978B
Wire harness repair kit
Shop Supply
Additional Information
All parts and service references provided in this TSB (2064805) are subject to change and/or removal.
©2021 Audi of America, Inc. All rights reserved. The 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 6 of 6
© 2021 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.