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Service bulletins for the 2018 Audi SQ5

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.

802 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
A0124232073867_12024-06-25. Service bulletin. ENGINE. This bulletin provides information when DTC U14A00 Terminal 30 is stored in the ECM.
A1924492061918_52024-03-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information for when the low coolant light is illuminated but the coolant level is within specifications.
A1923452070349_22023-12-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This bulletin provides information for when there is a loss of coolant from the coolant pump - V6 TFSI.
AVIN4PIN202310012023-11-06. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; STRUCTURE:BODY:DOOR; ENGINE AND ENGINE COOLING; SUSPENSION. 3.0L engine sound generator malfunctioning Air suspension warning - DTC P089200 charge handle doesn't release Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 "Check engine lamp on, DTC P042000: Catalyst System, Bank1 Efficiency Below" Coolant leak from expansion tank Corrosion inside door module Fuel pressure low. DTC P008700 Leak from oil pan Low coolant warning in cluster, coolant level is correct Noise from belt tensioner damper Noise from front door trim panel while driving Vehicle will not charge
A3923562059057_62023-11-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information for when there are vibrations or binding in tight turns with quattro Ultra.
A0023712070568_12023-10-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information on professional noise analysis with the VAS 611 015 PICO NVH Tool.
A1023262018288102023-07-10. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information on checking for debris when replacing an engine.
A1923392070349_12023-06-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This bulletin advises that a small amount of coolant loss is normal. Otherwise, clean and visually inspect the coolant system in the presence of a small leak to verify if a repair is needed, and then to repair a component if it is verified to have been leaking actively.
A9123942018187132023-06-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information for when the customer advises that there is cracking, grinding, rattling, humming, whining, or similar interference.
A1923362025303142023-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information on the discontinuation and mixing of Audi-approved engine coolants.
A0123412014753122023-03-06. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. This bulletin contains instructions for when to add gasoline additives for cleaning the injectors.
A1023252059446_62023-02-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information for when there is oil found in the engine compartment, front end, and around the filler cap, and a smell is coming from the oil compartment.
A0123342054893_62023-02-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for when the message "Please reduce oil level" is reported.
A4722162055646_42022-09-01. Service bulletin. SERVICE BRAKES; ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for when the vehicle sporadically does not start and there is a hard brake pedal concern.
A8722242064077_12022-05-05. Service bulletin. ENGINE AND ENGINE COOLING. This TSB describes a method for leak detection for R134A and R1234yf refrigerant platforms only.
A2022422065287_32022-05-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin describes the repair procedure to address an internal defect in the EVAP leak detection pump causing false leak detection.
A1922292058767_82022-04-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
A1722172060750_32022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for using the UV additive to find engine oil leaks.
A1922282025303132022-02-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
A1922272025303122022-02-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
A2022402065287_22022-02-04. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:HOSES/VALVES/SENSORS; UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin describes the repair procedure to address an internal defect in the EVAP leak detection pump causing false leak detection.
A2021392065287_12022-01-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). There is an internal defect in the EVAP leak detection pump causing false leak detection.
A1921262061918_42022-01-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides guidance on diagnosing a coolant light concern with normal coolant level in the tank.
A1921222046712_32021-08-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.
A0121082052591_22021-08-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; EQUIPMENT. This bulletin contains instructions for correcting DTC P045600.

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