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Service bulletins for the 2013 Audi A4 allroad

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

893 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
TSB_2075530_22025-04-04. Service bulletin. ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
A0124482014753_132025-01-07. Service bulletin. ENGINE. This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
A1524532075530_12024-11-06. Service bulletin. ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
A2424632074810_22024-10-28. Service bulletin. ENGINE. This bulletin provides information when ther is an Engine: start/stop system fault shown and start/stop system not is working; mileage below 50 km/32 miles.
A2019162035073142019-06-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE. This bulletin contains repair instructions for when the MIL is on and the DTC P045600 is stored in the ECM. This document also applies to the 2015 A3 Cabriolet and the 2015 A4 Cabriolet.
Circular - 19N82019-05-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING. After-Run Coolant Pump
Dealer - 19N82019-05-06. Service bulletin. ENGINE AND ENGINE COOLING. After-Run Coolant Pump repair available.
A2019132035073132019-05-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for when the MIL is on and the DTC P045600 is stored in the ECM. Vehicles also include 2015 A3 Cabriolet and 2012 RS7,
AWA 18-15-2019022019-04-15. Service bulletin. ENGINE. This bulletin explains the extended warranty for the timing chain/timing chain tensioner in certain vehicles. Was revised on 11/13/18 to include a proration table for consequential damage repair reimbursement. It was revised again on 2/4/19 to include claiming information for entire engine replacement.
AWA 18-15-2019022019-04-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE; EQUIPMENT. This bulletin explains the extended warranty for the timing chain/timing chain tensioner in certain vehicles. Was revised on 11/13/18 to include a proration table for consequential damage repair reimbursement. It was revised again on 2/4/19 to include claiming information for entire engine replacement.
A011999 20338062019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides repair instructions when coolant control valves have coolant inside of their electrical connector.
AWA 18-15-2019022019-04-01. Service bulletin. EQUIPMENT; ENGINE. This bulletin explains the extended warranty for the timing chain/timing chain tensioner in certain vehicles. Was revised on 11/13/18 to include a proration table for consequential damage repair reimbursement. It was revised again on 2/4/19 to include claiming information for entire engine replacement.
A011999 20338062019-04-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin provides repair instructions when coolant control valves have coolant inside of their electrical connector.
AWA 18-15-2018112019-02-19. Service bulletin. ENGINE. This bulletin explains the extended warranty for the timing chain/timing chain tensioner in certain vehicles. Was revised on 11/13/18 to include a proration table for consequential damage repair reimbursement.
AWA 18-152018-12-10. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE. This bulletin explains the extended warranty for the timing chain/timing chain tensioner in certain vehicles.
A241450 2038212-2018-04-16. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. The engine judders or runs erratically. The vehicle judders during acceleration. No event entry is stored in the engine control module (ECM). The air mass meter is suspected to be faulty. Possible incorrect function on the sensor elements of the air mass meter.
A871679 2041717-2018-03-13. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING; EQUIPMENT:APPLIANCE:AIR CONDITIONER. This bulletin applies to any repair that requires replacement of the air conditioning compressor and details how to run a ODIS GFF test plan.
A0115292041097-12018-02-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM. The MIL is on. Customer may report that the engine runs irregularly. DTCs are stored in the ECM. On the camshaft adjustment valve, the filter element can loosen. There is no consequential damage from loosened particles in the oil circuit. They are gathered by the oil filter.
A211522 2039006-2018-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. Supersedes Technical Service Bulletin Group 21 number 14-21 dated November 26, 2014. The MIL is on. Customer may report a reduction in power. DTC P029900 (Turbo/Super Charger Underboost) is stored in the engine control module (ECM), J623 (address word 01). The circlip connecting the turbo wastegate actuator rod and the wastegate flap lever can fall off due to low tension of the clip. Consequently, the wastegate linkage becomes disconnected, causing MIL on and DTC P029900.
A1915612025303-52018-02-05. Service bulletin. ENGINE AND ENGINE COOLING. Supersedes Technical Service Bulletin Group 19 number 14-50 dated June 20, 2014. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have been replaced by an improved version. G12++ coolant (for service available) has been introduced in MY 2005 for all engines. G13 has been introduced in MY 2008 as factory filling and service.
A0115312033806-72018-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Supersedes Technical Service Bulletin Group 80 number 14-07 dated August 11, 2014. The MIL is on. Climate system heating performance is insufficient. Coolant level warning is on. Engine temperature is elevated. ?Limp Home? mode is active. Faults may be stored in the transmission control module. Coolant loss is found from one or more control valves: N82, N509, or N488. Coolant may have migrated into the wiring harness through the connector and into various control units. Climate system heating performance is insufficient due to coolant loss as a result of coolant migration in the electrical harness, faults in 08-Heating and Air Conditioning Electronics that result from coolant migration in the electrical harness, or a faulty N82 control valve.
A171782 2010043-2018-02-05. Service bulletin. ENGINE. This informational bulletin contains all the the Audi Oil Quality Standards that should be used when doing an oil change.
A011680 2033806-2018-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin provides repair information when coolant control valves have coolant inside of their electrical connector.
A191789 2046712-2018-02-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.
A851420 2033596-2017-12-14. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Supersedes Technical Service Bulletin Group 85 number 13-17 dated May 15, 2013. DTCs may be stored in the heating and air conditioning electronics control module (address word 08). Improper operation of the fresh air blower could be caused by a faulty printed circuit board in the fresh air blower control module and/or the carbon brushes bind in the brush holder and, as a consequence, lose contact with the motor commutator of the fresh air blower.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.