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Service bulletins for the 2018 Audi A5

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.

1061 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Suspension are shown. Show all

Bulletins, newest first
A4022342018194102022-04-05. Service bulletin. SUSPENSION. This informational bulletin contains knowledge on why oil may appear on one or several of the shock absorbers.
A4022322059474_32022-02-04. Service bulletin. SUSPENSION:FRONT:SHOCK ABSORBER. This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end).
A4421862056386_72022-01-05. Service bulletin. STEERING; SUSPENSION. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
A4321562051336_52021-10-05. Service bulletin. SUSPENSION. This bulletin contains repair instructions for DTC B200FF0.
A4221462038689_52021-09-02. Service bulletin. SUSPENSION. This bulletin contains information on how to fix a clunking or rattling noise heard from the rear suspension when the vehicle is driven over bumps.
A4221462038689_52021-08-04. Service bulletin. EQUIPMENT; SUSPENSION:REAR. This bulletin contains information on how to fix a clunking or rattling noise heard from the rear suspension when the vehicle is driven over bumps.
A4321482059665_22021-07-02. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update that corrects the control module configuration and addresses a warning light.
A4321462051336_32021-05-06. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. This bulletin contains repair instructions for DTC B200FF0.
A3921402059057_32021-03-04. Service bulletin. WHEELS; SUSPENSION. This bulletin contains repair instructions for noises when in reverse or vibrations/humming/droning or rubbing when fully turning the wheel.
A4020142060855_12020-11-05. Service bulletin. SUSPENSION; EQUIPMENT. This bulletin contain repair instructions for rumbling noises from the suspension - upper link rubber mounting.
A4020132059474_22020-08-06. Service bulletin. SUSPENSION:FRONT:SHOCK ABSORBER; EQUIPMENT. This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end).
A4020122047920_52020-08-06. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING; STEERING. The bulletin contains diagnosis information for noises on the front end of the vehicle. Potential rolling sounds.
A4320372059665_12020-07-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; SUSPENSION. This bulletin contains a software update that corrects the control module configuration and addresses a warning light.
A4320362059645_12020-06-04. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update that address a warning light for the suspension appearing in the instrument cluster.
A4020072047920_42020-06-04. Service bulletin. STEERING; SUSPENSION; EQUIPMENT:MECHANICAL. The bulletin contains diagnosis information for noises on the front end of the vehicle. Potential rolling sounds.
A4220442038689_42020-06-04. Service bulletin. EQUIPMENT; SUSPENSION. This bulletin contains information on how to fix a clunking or rattling noise heard from the rear suspension when the vehicle is driven over bumps.
A4020062059474_12020-06-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; SUSPENSION. This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end).
A4020042047920_32020-06-04. Service bulletin. SUSPENSION. The bulletin contains diagnosis information for noises on the front end of the vehicle. Potential rolling sounds.
A4320322051336_22020-05-07. Service bulletin. SUSPENSION. This bulletin contains repair instructions for DTC B200FF0.
A4220422058459_12020-03-05. Service bulletin. SUSPENSION:REAR:SHOCK ABSORBER. This bulletin contains instructions when there is creaking noises from the rear of the vehicle from one of the shock absorber mountings.
A441969 20225632019-04-01. Service bulletin. SUSPENSION. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
ATU chassis2018-12-10. Service bulletin. SERVICE BRAKES, AIR; TIRES; SERVICE BRAKES, HYDRAULIC; SUSPENSION. Brake Highlights - 2.0 MLBevo new procedure for bleeding brake system. Tire Highlights - Fitting and Pre-heating tires Air Suspension - Diagnosis and fault finding basics Ceramic Brakes - Assessing and determining wear
A401878 2047920_2018-05-21. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING; WHEELS; STEERING; SUSPENSION:FRONT. The bulletin contains diagnosis information for noises on the front end of the vehicle. Potential rolling sounds.
MY 2018 Audi USA2018-04-16. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY; SUSPENSION. Under Additional Maintenance Items Section: Removed e-tron from "Perform every 130,000 miles. Timing belt - Replace. Check condition of timing belt tensioning system, dampening pulleys, and idler pulleys and replace if necessary (2.0L TDI models only)" Under Standard Maintenance Section: Removed A5/S5 Cabriolet from "Rollover protection: Check function with soft top down (A3 Cabriolet and R8 Spyder only)" Under Standard Maintenance Section: Removed Q7 from "Panorama sunroof systems - Check function (if equipped) (all except A8L)" and "Panorama sunroof systems - Clean guide rails and lubricate with grease (if equipped) (A8L only)"
A401765 2047920-2018-02-05. Service bulletin. SUSPENSION:FRONT. The bulletin contains diagnosis information for noises on the front end of the vehicle. Potential rolling sounds.

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