TT 20-12-02

Tech Tips
Date: March 30, 2012
TT 20-12-02
2010-2012 Touareg with V6 3.6L-Evap Tank Leak Test
June 27, 2014: Update to Information.
It is recommended to perform the EVAP tank leak test on V6 equipped Touareg through Control Module
OBD. The test can be selected from the basic settings selection under the ECM address 01. Select “Tank
Leak Test” basic setting and then select “Measured Values” so that the readings can be monitored during
the test (Figure 2). Select “Tank Leak, Result” and “Tank Leak, Status” from the drop down list and press
the “forward” arrow to continue. Press the “forward” arrow again and then the ‘Start” button. The brake
and gas pedal must both be depressed in order for the test to begin.
Page 1 of 4
ver1.2
© 2014 Volkswagen Group 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 Volkswagen Group 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 Information
Control Module OBD
Basic settings Tank Leak
Page 2 of 4
© 2014 Volkswagen Group 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 Volkswagen Group 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 Information
Select MVB
Double Click on Test to make Run/Start Button Active
Page 3 of 4
© 2014 Volkswagen Group 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 Volkswagen Group 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 Information
Depress Throttle and Brake Pedal to Initiate Test
Page 4 of 4
© 2014 Volkswagen Group 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 Volkswagen Group 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.