2015 Audi Q7 TDI, Questions on Fault Codes

   #1  

josteele00

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Hi - new user, first post, novice when using scan tools. Just performed my first scan and what a great way to get to know my "new" used Q7 I purchased in August of 2019! It has had the emissions fix performed in 2018.

I'm getting four faults and find some discussion when searching, and not real specific discussion on the others. Any suggestions on where to look would be appreciated!

  • 1. Address 01: Engine - 38161 Reductant Metering Module
  • 2. Address 05: Acc/Start Auth - 002 - Lower Limit Exceeded - Intermittent
  • 3. Address 05: Acc/Start Auth, 02764 - Access/Start Authorization Switch, 008 - Implausible Signal - Intermittent
  • 4. Address 19: CAN Gateway, 02256 - Quiescent Current, 002 - Upper Limit Exceeded

Suggestions for resolving each? Please let me know if I should just clear the faults and only worry if they re-occur.

Issue 1: Sounds like it is Ad-Blue system related and I should take it to the dealer for service?
Issue 2: Is it as simple as a low battery in my Key FOB?
Issue 3: ?
Issue 4: I think I left an accessory plugged in and the car noted the battery drain?

Thanks in advance!
Jim S.


Code:
Sunday,05,April,2020,06:30:57:32288
VCDS -- Windows Based VAG/VAS Emulator Running on Windows 10 x64
VCDS Version: 20.4.0.1 (x64)  HEX-V2 CB: 0.4508.4
Data version: 20200331 DS317.0
www.Ross-Tech.com




Chassis Type: FE-AU56 (4F0)
Scan: 01 02 03 05 08 09 10 15 16 17 19 36 3C 42 46 47 4C 4F 52 55
          56 5F 62 6C 6D 6F 72

VIN: WA1LMAFE5FD024445   Mileage: 80490km-50014miles

01-Engine -- Status: Malfunction 0010
02-Auto Trans -- Status: OK 0000
03-ABS Brakes -- Status: OK 0000
04-Steering Angle -- Status: OK 0000
05-Acc/Start Auth. -- Status: Malfunction 0010
08-Auto HVAC -- Status: OK 0000
09-Cent. Elect. -- Status: OK 0000
10-Park/Steer Assist -- Status: OK 0000
15-Airbags -- Status: OK 0000
16-Steering wheel -- Status: OK 0000
17-Instruments -- Status: OK 0000
19-CAN Gateway -- Status: Malfunction 0010
36-Seat Mem. Drvr -- Status: OK 0000
3C-Lane Change -- Status: OK 0000
42-Door Elect, Driver -- Status: OK 0000
46-Central Conv. -- Status: OK 0000
47-Sound System -- Status: OK 0000
4C-Tire Pressure II -- Status: OK 0000
4F-Centr. Electr. II -- Status: OK 0000
52-Door Elect, Pass. -- Status: OK 0000
55-Headlight Range -- Status: OK 0000
56-Radio -- Status: OK 0000
5F-Information Electr. -- Status: OK 0000
62-Door, Rear Left -- Status: OK 0000
6C-Back-up Cam. -- Status: OK 0000
6D-Trunk Elect. -- Status: OK 0000
6F-Centr. Conv. II -- Status: OK 0000
72-Door, Rear Right -- Status: OK 0000
-------------------------------------------------------------------------------
Address 01: Engine (J623-CNRB)       Labels:. 059-907-401-V2.clb
   Part No SW: 4L2 910 401 A    HW: 4L0 907 401 E
   Component: 3.0TDI FSA    H23 0012  
   Revision: 54H23---    Serial number:               
   Coding: 2A2A4012252600050000
   Shop #: WSC 38609 001 1048576
   ASAM Dataset: EV_ECM30TDI0114L2910401A 001013
   ROD: EV_ECM30TDI0114L2910401A.rod
   VCID: 221DEC4B7448131B656-8076

1 Fault Found:
38161 - Reductant Metering Module 
          P20FE 00 [096] - Malfunction
          Intermittent - Not Confirmed - Tested Since Memory Clear
             Freeze Frame:
                    Fault Status: 00000001
                    Fault Priority: 2
                    Fault Frequency: 1
                    Mileage: 75724 km
                    Date: 2020.01.31
                    Time: 17:30:51

                    Engine speed: 1516.00 /min
                    Normed load value: 60.8 %
                    Vehicle speed: 52 km/h
                    Coolant temperature: 89 °C
                    Intake air temperature: 24 °C
                    Ambient air pressure: 1010 mbar
                    Voltage terminal 30: 14.300 V
                    Unlearning counter according OBD: 6
                    Outside air temperature: 19.5 °C
                    Pressure sensor for reducing agent: measured pressure: 5100 hPa
                    SCR catalytic converter average temperature: 217.1 °C
                    Sensor for reducing agent tank temperature: temperature: 27.5 °C
                    Reducing agent pump: activation: 50.00 %
                    SCRPOD p Cns De Mon Avrg: 793 hPa

Readiness: 0 0 0 0 0 

-------------------------------------------------------------------------------
Address 02: Auto Trans (J217)       Labels:| 0C8-927-750.clb
   Part No SW: 0C8 927 750 AQ    HW: 0C8 927 750 AQ
   Component: AL1000 AISIN  002 3399  
   Serial number:               
   Coding: 001378
   Shop #: WSC 38609 001 1048576
   ASAM Dataset: EV_TCMAL991031 002115
   ROD: EV_TCMAL991031_002.rod
   VCID: 7BA3F12FB36282D3060-802E

No fault code found.

-------------------------------------------------------------------------------
Address 03: ABS Brakes        Labels:. 4L0-910-517-V2.clb
   Part No SW: 4L0 910 517 M    HW: 4L0 614 517 L
   Component: ESP ALLRAD MK25E1   0020  
   Revision: 00H02001    
   Coding: 0099441
   Shop #: WSC 31414 790 00001
   VCID: 34311A13D23C8DAB87A-8060

No fault code found.

-------------------------------------------------------------------------------
Address 05: Acc/Start Auth.        Labels:. 4F0-910-852.clb
   Part No SW: 4F0 910 852 B    HW: 4F0 905 852 H
   Component: FBSAUDIC6 ELV   H08 0210  
   Revision: 00H08000    Serial number: 10603902202100
   Coding: 0000135
   Shop #: WSC 31414 790 00001
   VCID: 2517F75769E6E423004-8070

   Subsystem 1 - Part No: 4F0 910 132 L
   Component: FBSAUDIC6 EZS   H05 0020

   Subsystem 2 - Part No: 4F0 910 335 B
   Component: FBSAUDIC6 KSG   H03 0020

3 Faults Found:
00955 - Key 1 
            002 - Lower Limit Exceeded - Intermittent
             Freeze Frame:
                    Fault Status: 00110010
                    Fault Priority: 3
                    Fault Frequency: 13
                    Reset counter: 32
                    Mileage: 61695 km
                    Time Indication: 0
                    Date: 2019.03.16
                    Time: 10:46:18

00956 - Key 2 
            002 - Lower Limit Exceeded - Intermittent
             Freeze Frame:
                    Fault Status: 00100010
                    Fault Priority: 3
                    Fault Frequency: 1
                    Reset counter: 40
                    Mileage: 70017 km
                    Time Indication: 0
                    Date: 2019.09.28
                    Time: 21:43:04

02764 - Access/Start Authorization Switch (E408) 
            008 - Implausible Signal - Intermittent
             Freeze Frame:
                    Fault Status: 00101000
                    Fault Priority: 2
                    Fault Frequency: 1
                    Reset counter: 189
                    Mileage: 79392 km
                    Time Indication: 0
                    Date: 2020.02.23
                    Time: 06:40:28


-------------------------------------------------------------------------------
Address 08: Auto HVAC (J255)       Labels: None
   Part No SW: 4L0 910 043 D    HW: 4L0 820 043 AP
   Component: KLIMA 4 ZONEN H15 0070  
   Revision: 00---031    Serial number: 00000000472920
   Coding: 0300A036
   Shop #: WSC 31414 790 00001
   VCID: 2517F75765E6E423004-8070

No fault code found.

-------------------------------------------------------------------------------
Address 09: Cent. Elect.        Labels: 4F0-910-279.lbl
   Part No SW: 4F0 910 279 AG    HW: 4F0 907 279 C
   Component: ILM Fahrer      H31 0400  
   Revision: 00000000    Serial number: 4F0907279     
   Coding: 0139123
   Shop #: WSC 31414 790 00001
   VCID: 6E85C87BFC90E77BB1E-803A

   Subsystem 1 - Part No: 4L1 910 113   Labels: 1KX-955-119.CLB
   Component: Wischer AU716   H18 0110  
   Coding: 00064792
   Shop #: WSC 31414  

   Subsystem 2 - Part No: 8K0 910 557   Labels: 8K0-955-559.CLB
   Component: REGENLICHTSENSORH04 0003  
   Coding: 00150059
   Shop #: WSC 31414  

No fault code found.

-------------------------------------------------------------------------------
Address 10: Park/Steer Assist (J446)       Labels:| 4L0-919-475-7X2.clb
   Part No SW: 4L0 919 475 A    HW: 4H0 919 475 C
   Component: PARKHILFE 8K  H07 0011  
   Revision: 11001001    Serial number: 55931509702967
   Coding: 24011E
   Shop #: WSC 31414 790 00001
   ASAM Dataset: EV_EPHVA18AU7160000 001001
   ROD: EV_EPHVA18AU7160000.rod
   VCID: 34311A13DEBC8DAB87A-8060

No fault code found.

-------------------------------------------------------------------------------
Address 15: Airbags        Labels: 4L0-910-655.lbl
   Part No SW: 4L0 910 655 A    HW: 4L0 959 655 B
   Component: 73 AIRBAG AUDI8RH45 0230  
   Revision: 09H45000    Serial number: 0038QD90SMYE  
   Coding: 0014131
   Shop #: WSC 31414 790 00001
   VCID: 2B03016F0F02D253D60-807E

   Subsystem 1 - Part No: 4L0 959 339 C
   Component: BF-Gewichtsens. H05 0040

   Subsystem 2 - Serial number: 6332QSME75563F54P

   Subsystem 3 - Serial number: 6342QSME75563862I

   Subsystem 4 - Serial number: 6352QSME7C541D52Q

   Subsystem 5 - Serial number: 6362QSME75563B6CX

   Subsystem 6 - Serial number: 63734SME2B54515C3

   Subsystem 7 - Serial number: 63834SME31545678+

No fault code found.

-------------------------------------------------------------------------------
Address 16: Steering wheel        Labels: 4F0-910-549.lbl
   Part No SW: 4F0 910 549 B    HW: 4F0 953 549 F
   Component: J0527               0830  
   Revision: 00H09000    Serial number: 90026150740593
   Coding: 0012242
   Shop #: WSC 31414 790 00001
   VCID: 2809FE631EF4F94B3B2-807C

   Subsystem 1 - Part No: XXXXXXXXXXX 
   Component: E0221           H03 0040

No fault code found.

-------------------------------------------------------------------------------
Address 17: Instruments (J285)       Labels:. 4L0-920-xxx-17.clb
   Part No SW: 4L0 920 985 Q    HW: 4L0 920 985 Q
   Component: KOMBIINSTR.   H35 0332  
   Revision: 00000000    Serial number: X2S510H4G     
   Coding: 8BD664040100CF05020205
   Shop #: WSC 31414 790 00001
   VCID: 42DD4CCB9488331B056-8016

No fault code found.

-------------------------------------------------------------------------------
Address 19: CAN Gateway (J533)       Labels:. 4F0-907-468.clb
   Part No SW: 4F0 907 468 S    HW: 4F0 907 468 G
   Component: GW-BEM 5CAN-M H06 0058  
   Revision: MB800038    Serial number: 3800M153270381
   Coding: 00C303
   Shop #: WSC 31414 790 00001
   VCID: 3FDB453FE77A5EF36A8-806A

   Subsystem 1 - Part No SW: 8K0 915 181 D    HW: 8K0 915 181 D
   Component: J367-BDM  H07 0125 
   Serial number: 42084B41074121766474

1 Fault Found:
02256 - Quiescent Current 
            001 - Upper Limit Exceeded - Intermittent
             Freeze Frame:
                    Fault Status: 00100001
                    Fault Priority: 7
                    Fault Frequency: 1
                    Reset counter: 190
                    Mileage: 79492 km
                    Time Indication: 0
                    Date: 2020.02.23
                    Time: 09:56:00


-------------------------------------------------------------------------------
Address 36: Seat Mem. Drvr (J136)       Labels: None
   Part No SW: 4F0 959 760 D    HW: 4F0 959 760 D
   Component: MEM-FS        H08 0065  
   Revision: AA000000    Serial number: 00000142926808
   Coding: 00581B00000011110000
   Shop #: WSC 31414 790 00001
   VCID: 323D1C0B2428839B956-8066

No fault code found.

-------------------------------------------------------------------------------
Address 3C: Lane Change        Labels: None
   Part No SW: 4L0 910 566 C    HW: 4L0 907 566 B
   Component: J0769_SWA_MasterH03 0050  
   Revision: 00H03000    Serial number: 6PZ 009 014-10
   Coding: 0000001
   Shop #: WSC 31414 790 00001
   VCID: 2E05087B3C10A77BF1E-807A

   Subsystem 1 - Part No: 4L0 910 568 C
   Component: J0770_SWA_Slave_H03 0050

   Subsystem 2 - Serial number: 6PZ 009 014-30

   Subsystem 3 - Serial number: 5F06.04.1500H03000AMS13514ÿ

   Subsystem 4 - Serial number: S13514ÿ

No fault code found.

-------------------------------------------------------------------------------
Address 42: Door Elect, Driver (J386)       Labels:. 4F0-959-793.clb
   Part No SW: 4F0 959 793 T    HW: 8K0 959 793 M
   Component: TSG FA        H12 0362  
   Revision:             Serial number: 0000144056153 
   Coding: 011F57205E40440004
   Shop #: WSC 31414 790 00001
   VCID: 48C95EE3B2B4194BDB2-801C

No fault code found.

-------------------------------------------------------------------------------
Address 46: Central Conv.        Labels:. 4L0-910-289.lbl
   Part No SW: 4L0 910 289 K    HW: 4L0 907 289 K
   Component: Komfortgeraet   H12 0130  
   Revision: 0130 ---    Serial number: 82009999850000
   Coding: 3569949
   Shop #: WSC 31414 790 00001
   VCID: 38292E23CE5469CBAB2-806C

   Subsystem 1 - Part No: 1K0 951 605 C
   Component: LIN BACKUP HORN H05 1501

No fault code found.

-------------------------------------------------------------------------------
Address 47: Sound System (J525)       Labels: None
   Part No SW: 4L0 035 223 J    HW: 4L0 035 223 G
   Component: BOSE G3 Q7    H04 0160  
   Revision: CH004001    Serial number: 00000000079305
   Coding: 030000
   Shop #: WSC 31414 790 00001
   VCID: 290FFB6709FEC04324C-807C

No fault code found.

-------------------------------------------------------------------------------
Address 4C: Tire Pressure II        Labels: 4F0-910-274.clb
   Part No SW: 4F0 910 274 B    HW: 4F0 907 274 
   Component: J793  RKA+      H04 0110  
   Revision: 00000519    Serial number: 00005191097795
   Coding: 0758477
   Shop #: WSC 31414 790 00001
   VCID: 2313E94F67D21A136E0-8076

No fault code found.

-------------------------------------------------------------------------------
Address 4F: Centr. Electr. II        Labels: 4F0-910-280.lbl
   Part No SW: 4F0 910 280     HW: 4F0 907 280 D
   Component: ILM Beifahrer   H17 0100  
   Revision:             Serial number: 00000000228995
   Coding: 0012001
   Shop #: WSC 31414 790 00001
   VCID: 5EE598BB0C3077FB01E-800A

No fault code found.

-------------------------------------------------------------------------------
Address 52: Door Elect, Pass. (J387)       Labels:. 4F0-959-792.clb
   Part No SW: 4F0 959 792 T    HW: 8K0 959 792 M
   Component: TSG BF        H12 0362  
   Revision:             Serial number: 0000143129176 
   Coding: 011F57205E40440004
   Shop #: WSC 31414 790 00001
   VCID: 47CB5DDFBFAA1633D28-8012

No fault code found.

-------------------------------------------------------------------------------
Address 55: Headlight Range (J431)       Labels:| 8X0-907-357.clb
   Part No SW: 8X0 907 357 C    HW: 8X0 907 357 B
   Component: ****LWR12**** H02 0020  
   Serial number: 150415-0002-021
   Coding: 1147A71010020400
   Shop #: WSC 31414 790 00001
   ASAM Dataset: EV_HeadlRegulBasic 005001
   ROD: EV_HeadlRegulBasic.rod
   VCID: 42DD4CCB9408331B056-8016

No fault code found.

-------------------------------------------------------------------------------
Address 56: Radio (R)       Labels: Redir Fail!
   Part No SW: 4G0 035 082 G    HW: 4G0 035 082 
   Component: Radio U SIRIU H66 0133  
   Revision: AB001007    Serial number: 156D40F8249782
   Coding: 020007010000000000
   Shop #: WSC 31414 790 00001
   VCID: 2411EA536EDC1D2B17A-8070

No fault code found.

-------------------------------------------------------------------------------
Address 5F: Information Electr. (J794)       Labels:. 4E0-035-6xx-5F.clb
   Part No SW: 4L2 035 746 G    HW: 4L2 035 746 G
   Component: H-BNT-NA      H42 0901  
   Revision: --------    Serial number: 513DY0F7517181
   Coding: 180200060004E3EF510003456F632003140000000100000000
   Shop #: WSC 31414 790 00001
   VCID: 323D1C0B2428839B956-8066

   Subsystem 1 - Part No: 8R0 060 884 CJ
   Component: NAR 2015  1102 

   Subsystem 2 - Part No SW: 8R0 919 604 A    HW: 8R0 919 604 A
   Component: DU7 High  H42 0104 
   Serial number: A130DG0F3321611     

   Subsystem 3 - Part No SW: 4L0 919 614 C    HW: 4L0 919 614 C
   Component: E0380 Bedient  H01 0060 
   Serial number: 00000002244545      

   Subsystem 4 - Part No: 8R0 060 961 G
   Component: CD-Database  5950 

No fault code found.

-------------------------------------------------------------------------------
Address 62: Door, Rear Left (J388)       Labels:. 4F0-959-795.clb
   Part No SW: 4F0 959 795 P    HW: 4F0 959 795 P
   Component: TSG HL        H11 0362  
   Revision:             Serial number: 0000145811474 
   Coding: 010E57204040230004
   Shop #: WSC 31414 790 00001
   VCID: 46D550DBB8A00F3B29E-8012

No fault code found.

-------------------------------------------------------------------------------
Address 6C: Back-up Cam.        Labels: 4L0-910-441.clb
   Part No SW: 4L0 910 441 B    HW: 4L0 907 441 B
   Component: J772__Rearview      0030  
   Revision: --H09---    Serial number: 525PA8-JA342QJ
   Coding: 1021201
   Shop #: WSC 31414 790 00001
   VCID: 2517F75769E6E423004-8070

No fault code found.

-------------------------------------------------------------------------------
Address 6D: Trunk Elect.        Labels: None
   Part No SW: 4L0 910 945     HW: 4L0 827 851 F
   Component: ValeoHeckdeckel H58 0500  
   Revision: --H58001    Serial number: E5030000B     
   Shop #: WSC 98765 666 38354
   VCID: 6C81C273CA8C156B9FA-8038

   Subsystem 1 - Part No: 4L0 910 946 
   Component: ValeoHeckdeckel H58 0500

   Subsystem 2 - Serial number: 4ó

   Subsystem 3 - Serial number: RD10.04.15--H58001002E0407ÿ

   Subsystem 4 - Serial number: 2E0407ÿ

No fault code found.

-------------------------------------------------------------------------------
Address 6F: Centr. Conv. II        Labels:. 4L0-910-290.lbl
   Part No SW: 4L0 910 290 A    HW: 4L0 907 290 A
   Component: ILM HINTEN 2    H08 0080  
   Revision: AAH08080    Serial number: 0145638892----
   Coding: 0003595
   Shop #: WSC 31414 790 00001
   VCID: 2615F05B14E0EF3B09E-8072

   Subsystem 1 - Part No: 4L0 910 591 A
   Component: J_245_EE16_SKB10H15 0220

   Subsystem 2 - Part No: 4L0 910 591 A
   Component: J_394_EE16_SKB10H15 0220

   Subsystem 3 - Part No: 4L0 910 591 A
   Component: J_392_EE16_SKB10H15 0220

No fault code found.

-------------------------------------------------------------------------------
Address 72: Door, Rear Right (J389)       Labels:. 4F0-959-795.clb
   Part No SW: 4F0 959 795 P    HW: 4F0 959 795 P
   Component: TSG HR        H11 0362  
   Revision:             Serial number: 0000145811469 
   Coding: 010E57204040230004
   Shop #: WSC 31414 790 00001
   VCID: 46D550DBB8A00F3B29E-8012

No fault code found.

End----(Elapsed Time: 02:02, VBatt start/end: 11.7V/11.8V. VIgn 11.8V)-----
 
Last edited:
   #2  

Jack@European_Parts

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Welcome to the VCDS forum.


Clear the DTC's & see what comes back, since all sporadic.

Check charging system battery terminals and possibly change battery if weak after tested.


JPPSG
 
   #3  

Uwe

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1. Address 01: Engine - 38161 Reductant Metering Module
"Intermittent - Not Confirmed". But it seems it has been reported to the Gateway because we see, "01-Engine -- Status: Malfunction 0010"
Fault Frequency is 1, and it looks like the fault occurred back on 2020.01.31.

2. Address 05: Acc/Start Auth - 002 - Lower Limit Exceeded - Intermittent
Make sure the batteries in your keys are good and fresh.

3. Address 05: Acc/Start Auth, 02764 - Access/Start Authorization Switch, 008 - Implausible Signal - Intermittent
Fault frequency 1. Date: 2020.02.23 Time: 06:40:28

4. Address 19: CAN Gateway, 02256 - Quiescent Current, 002 - Upper Limit Exceeded
Fault Frequency 1. Date: 2020.02.23 Time: 09:56:00
This is a very common code, indicating that more current that expected was being pulled from the battery under what should have been "no load" conditions. It's normally not something I'd worry about unless you have problems with the battery being drained, but the fact that it ocurred only a few hours after the previous code in 05 makes me wonder if they are related.

I'm with Jack. If it were mine, I'd clear all these and then see what comes back when.

-Uwe-
 
   #4  

TicoQ7_TDI

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"Intermittent - Not Confirmed". But it seems it has been reported to the Gateway because we see, "01-Engine -- Status: Malfunction 0010"
Fault Frequency is 1, and it looks like the fault occurred back on 2020.01.31.


Make sure the batteries in your keys are good and fresh.


Fault frequency 1. Date: 2020.02.23 Time: 06:40:28


This is a very common code, indicating that more current that expected was being pulled from the battery under what should have been "no load" conditions. It's normally not something I'd worry about unless you have problems with the battery being drained, but the fact that it ocurred only a few hours after the previous code in 05 makes me wonder if they are related.

I'm with Jack. If it were mine, I'd clear all these and then see what comes back when.

-Uwe-
I got a Quiescent Current 002 code with my "new" 2015 Q7 TDI. Its caused by something drawing power after the car is shutdown. In my case, since the front lighter plug remains hot after turning off the car, I had a ANKER usb power adapter that had a red led light that stayed on. That was enough to trigger the code. Unfortunately, there can be many less obvious causes.
 
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