16840/P0456/001110 - Revision history

Dana at 21:24, 3 November 2025

2025-11-03T21:24:12Z

← Older revision		Revision as of 21:24, 3 November 2025
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	* NAR (North American) Market TPI 2035073 contains information for possible NVLD pressure sensor G400 and the NVLD filter updates:		* NAR (North American) Market TPI 2035073 contains information for possible NVLD pressure sensor G400 and the NVLD filter updates:
	** https://static.nhtsa.gov/odi/tsbs/2015/MC-10123710-9999.pdf NHTSA		** https://static.nhtsa.gov/odi/tsbs/2015/MC-10123710-9999.pdf NHTSA
			** https://static.nhtsa.gov/odi/tsbs/2019/MC-10160824-0001.pdf NHTSA (newer revision)
	*** 2015-2015 A3		*** 2015-2015 A3
	*** 2013-2015 A4		*** 2013-2015 A4

Jef at 21:53, 12 May 2022

2022-05-12T21:53:41Z

@@ Line 21: / Line 21: @@
 '''VW'''
 * On 2006 and 2007 Passat, check fuel cap part number.  Updated version ends in "G".  Please refer to Technical Bulletin 2016757 for details.
 '''Audi'''
@@ Line 53: / Line 65: @@
 *** 2012-2016 RS7
 *** 2011-2015 A8

Jef: /* Special Notes */

2022-02-16T16:17:08Z

Special Notes

← Older revision		Revision as of 16:17, 16 February 2022
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	** P0172, P0300, P0301, P0302,P0303, P0304, P0441, P0456, P060C, P2440 and/or P2450		** P0172, P0300, P0301, P0302,P0303, P0304, P0441, P0456, P060C, P2440 and/or P2450
	*** https://static.nhtsa.gov/odi/tsbs/2019/MC-10162819-0001.pdf NHTSA		*** https://static.nhtsa.gov/odi/tsbs/2019/MC-10162819-0001.pdf NHTSA

			* For the 2013-2019 Jetta 1.4 engine that has one or more of the following fault codes, please see Tech Tip 01-19-06 (2056714/1) for info on N80 Purge Valve testing
			** P0441, P0442, P0455, P0456
			*** https://static.nhtsa.gov/odi/tsbs/2019/MC-10166734-0001.pdf NHTSA

Jef: /* Special Notes */

2021-05-05T20:04:51Z

Special Notes

← Older revision		Revision as of 20:04, 5 May 2021
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	*** 2012-2016 RS7		*** 2012-2016 RS7
	*** 2011-2015 A8		*** 2011-2015 A8

			* For the Tiguan with the 2.0T DGUE engine that has one or more of the following fault codes, please see TSB 054615 for possible ECM update and hardware update.
			** P0172, P0300, P0301, P0302,P0303, P0304, P0441, P0456, P060C, P2440 and/or P2450
			*** https://static.nhtsa.gov/odi/tsbs/2019/MC-10162819-0001.pdf NHTSA

Jef: /* Special Notes */

2021-03-09T23:00:01Z

Special Notes

@@ Line 23: / Line 23: @@
 '''Audi'''
-* '''Audi Q7 (4L/FE)''' chassis.  When [[16840/P0456/001110 | P0456]] or [[16826/P0442/001090 | P0442]] are stored, see if the following NAR market TPIs apply to the vehicle in question: 2040924 -or- 2035519.  Each makes mention of a revised LDP part number (''7L8906271A'') in addition to troubleshooting the vacuum supply to the LDP.
 * '''Audi A6 (4F)''' with 3.2 V6 FSI.  When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2020900.  That's a flash update to correct a software problem with specific Engine controller part number(s).
-* '''Audi A6/A7/A8 (4G/FC/4H)''' models with 3.0 TFSI and 4.2 FSI gas engines. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2027732.  That is a flash update to correct a software problem with specific Engine controller part number(s) in addition to replacement of PCV parts when applicable. If the software was already up to date, J909 or G400 may need to be replaced.  See the next note related to those components.
-* '''Audi A6/A7 (4G/FC)''' 2012-2014 model years -and- '''A4/S4/A5/S5/A5/S5 Cab/Q5  (8K/FL/8T/FH/FR/8F/8R/FP''') 2012-2014 model years. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2035073.  That document contains information related to revised G400 and J909 components.
+* NAR (North American) Market TPI 2040924 and TPI 2035519 for possible updated LDP part number 7L8-906-271-A
-**  As of 2035073/6 (6th revision 2035073) the '''Audi A3/S3 (8V/FF)'''  model was added to that TPI.
+** https://static.nhtsa.gov/odi/tsbs/2016/SB-10093296-0699.pdf  NHTSA

Dana at 18:09, 13 March 2018

2018-03-13T18:09:11Z

← Older revision		Revision as of 18:09, 13 March 2018
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	* '''Audi A6/A7/A8 (4G/FC/4H)''' models with 3.0 TFSI and 4.2 FSI gas engines. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2027732. That is a flash update to correct a software problem with specific Engine controller part number(s) in addition to replacement of PCV parts when applicable. If the software was already up to date, J909 or G400 may need to be replaced. See the next note related to those components.		* '''Audi A6/A7/A8 (4G/FC/4H)''' models with 3.0 TFSI and 4.2 FSI gas engines. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2027732. That is a flash update to correct a software problem with specific Engine controller part number(s) in addition to replacement of PCV parts when applicable. If the software was already up to date, J909 or G400 may need to be replaced. See the next note related to those components.
	* '''Audi A6/A7 (4G/FC)''' 2012-2014 model years -and- '''A4/S4/A5/S5/A5/S5 Cab/Q5 (8K/FL/8T/FH/FR/8F/8R/FP''') 2012-2014 model years. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2035073. That document contains information related to revised G400 and J909 components.		* '''Audi A6/A7 (4G/FC)''' 2012-2014 model years -and- '''A4/S4/A5/S5/A5/S5 Cab/Q5 (8K/FL/8T/FH/FR/8F/8R/FP''') 2012-2014 model years. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2035073. That document contains information related to revised G400 and J909 components.
			** As of 2035073/6 (6th revision 2035073) the '''Audi A3/S3 (8V/FF)''' model was added to that TPI.

Dana at 15:22, 13 March 2018

2018-03-13T15:22:02Z

← Older revision		Revision as of 15:22, 13 March 2018
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	==== Special Notes ====		==== Special Notes ====
			'''VW'''
	* On 2006 and 2007 Passat, check fuel cap part number. Updated version ends in "G". Please refer to Technical Bulletin 2016757 for details.		* On 2006 and 2007 Passat, check fuel cap part number. Updated version ends in "G". Please refer to Technical Bulletin 2016757 for details.

			'''Audi'''
			* '''Audi Q7 (4L/FE)''' chassis. When [[16840/P0456/001110 \| P0456]] or [[16826/P0442/001090 \| P0442]] are stored, see if the following NAR market TPIs apply to the vehicle in question: 2040924 -or- 2035519. Each makes mention of a revised LDP part number (''7L8906271A'') in addition to troubleshooting the vacuum supply to the LDP.
			* '''Audi Q5 (8R)''' 2009 model year with 3.2 V6 FSI. When [[16840/P0456/001110 \| P0456]] or [[16826/P0442/001090 \| P0442]] are stored, see if the following NAR market TPI applies to the vehicle in question: 2021418. That's a flash update to correct a software problem with specific Engine controller part number(s).
			* '''Audi A6 (4F)''' with 3.2 V6 FSI. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2020900. That's a flash update to correct a software problem with specific Engine controller part number(s).
			* '''Audi A6/A7/A8 (4G/FC/4H)''' models with 3.0 TFSI and 4.2 FSI gas engines. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2027732. That is a flash update to correct a software problem with specific Engine controller part number(s) in addition to replacement of PCV parts when applicable. If the software was already up to date, J909 or G400 may need to be replaced. See the next note related to those components.
			* '''Audi A6/A7 (4G/FC)''' 2012-2014 model years -and- '''A4/S4/A5/S5/A5/S5 Cab/Q5 (8K/FL/8T/FH/FR/8F/8R/FP''') 2012-2014 model years. When this DTC is stored see if this NAR market TPI applies to the vehicle in question: 2035073. That document contains information related to revised G400 and J909 components.

Jef: /* Possible Solutions */

2010-09-21T19:10:05Z

Possible Solutions

← Older revision		Revision as of 19:10, 21 September 2010
Line 17:		Line 17:

	[[Category:Fault Codes]]		[[Category:Fault Codes]]


	==== Special Notes ====		==== Special Notes ====
	* On 2006 and 2007 Passat, check fuel cap part number. Updated version ends in "G". Please refer to Technical Bulletin 2016757 for details.		* On 2006 and 2007 Passat, check fuel cap part number. Updated version ends in "G". Please refer to Technical Bulletin 2016757 for details.

Jef: /* Possible Solutions */

2010-09-21T19:09:26Z

Possible Solutions

← Older revision		Revision as of 19:09, 21 September 2010
Line 17:		Line 17:

	[[Category:Fault Codes]]		[[Category:Fault Codes]]


			==== Special Notes ====
			* On 2006 and 2007 Passat, check fuel cap part number. Updated version ends in "G". Please refer to Technical Bulletin 2016757 for details.

RtWiKiSyS0p: New page: FORCETOC == 16840/P0456/001110 - EVAP System: Very Small Leak Detected == ==== Possible Symptoms ==== * Malfunction Indicator Light (MIL) active ==== Possible Causes ==== * Fuel Ca...

2008-03-30T16:49:59Z

New page: __FORCETOC__ == 16840/P0456/001110 - EVAP System: Very Small Leak Detected == ==== Possible Symptoms ==== * Malfunction Indicator Light (MIL) active ==== Possible Causes ==== * Fuel Ca...

New page

__FORCETOC__
== 16840/P0456/001110 - EVAP System: Very Small Leak Detected ==

==== Possible Symptoms ====

* Malfunction Indicator Light (MIL) active

==== Possible Causes ====

* Fuel Cap not fully attached
* Evaporative Emission (EVAP) System leaking/faulty

==== Possible Solutions ====

* Check Fuel Cap
* Check Evaporative Emission (EVAP) System

[[Category:Fault Codes]]

16840/P0456/001110 - Revision history

Dana at 21:24, 3 November 2025

Jef at 21:53, 12 May 2022

Jef: /* Special Notes */

Jef: /* Special Notes */

Jef: /* Special Notes */

Dana at 18:09, 13 March 2018

Dana at 15:22, 13 March 2018

Jef: /* Possible Solutions */

Jef: /* Possible Solutions */

RtWiKiSyS0p: New page: __FORCETOC__ == 16840/P0456/001110 - EVAP System: Very Small Leak Detected == ==== Possible Symptoms ==== * Malfunction Indicator Light (MIL) active ==== Possible Causes ==== * Fuel Ca...

RtWiKiSyS0p: New page: FORCETOC == 16840/P0456/001110 - EVAP System: Very Small Leak Detected == ==== Possible Symptoms ==== * Malfunction Indicator Light (MIL) active ==== Possible Causes ==== * Fuel Ca...