2018 Audi SQ5 problems & reliability
24 owner complaints filed with NHTSA for the 2018 Audi SQ5, alongside 5 safety recall campaigns. Last verified Sep 22, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
1 complaint report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2018 Audi SQ5 vehicles were involved in 3 fatal crashes with 1 occupant death. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 8 | 33% |
| Engine | 6 | 25% |
| Forward Collision Avoidance | 4 | 17% |
| Power Train | 4 | 17% |
| Exterior Lighting | 3 | 13% |
| Unknown / Other | 3 | 13% |
| Service Brakes | 2 | 8% |
| Steering | 2 | 8% |
| Visibility/wiper | 2 | 8% |
| Air Bags | 1 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 14 reported components →Complaints by incident year
What owners report
“I purchased my 2018 Audi SQ5 on September 12, 2025, from Audi Denver (McDonald Automotive Group). On XXX, at 114,145 miles, the vehicle suffered a sudden, catastrophic engine failure while driving on the highway near [XXX], caused by defective rocker arm needle bearings in the 3.0T EA839 V6 engine. The early-design…”
Electrical System · filed Aug 9, 2026
“While driving a 2018 Audi SQ5 with the EA839 3.0T engine, a coolant warning light activated and engine temperatures began rising to 210-215°F. The vehicle was pulled over immediately. Upon inspection the coolant reservoir was found to be nearly empty with dried coolant residue on the exterior indicating an active…”
Power Train · filed Jul 5, 2026
“Heavy rain leaked into the cabin of my SUV,and damaged the module, no controls worked through the key fob, no start . I keep my SUV under cover 90% of the time. A recent wind storm damaged my car port that I usually keep it under, so lately it’s been outside more often, especially if wind is in the forecast. I still…”
Electrical System · filed Dec 29, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
793 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2018 Audi SQ5. The 10 most recent:
This bulletin provides information when the horn sound quality is poor.
TSB_2074436_3 · Service Bulletin/Repair Instructions · issued Aug 26, 2026
This bulletin provides informaitn when there is a warning messsage; "Instrument cluster: fault. Limited warning messages. Please contact workshop"; DTC B200096.
TSB_2069331_8 · Service Bulletin/Repair Instructions · issued Aug 26, 2026
This bulletin provides information for all models regarding brake sounds.
TSB_2069904_3 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This bulletin provides information on the zirconium insercts in the brake piston (ceramic brakes only).
TSB_2069078_4 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This TSB describes a corrosion issue due to outside influence and the prohibition of warranty in these cases.
TSB_2068999_4 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This bulletin provides information when there is corrosion on the friction survace of steel brake discs.
TSB_2067132_4 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This bulletin provides service infomraiton regardin gthe identifaction of noises with dynamic steering.
TSB_2063546_5 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This bulletin provides service information when thre are engine noises in the vehicle interior.
TSB_2063528_5 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This bulletin provides information about leather care and seat repair.
TSB_2076945_2 · Service Bulletin/Repair Instructions · issued Aug 20, 2026
This bulletin provides information when there is an abnormal engine knocking noise from the engine compartment; V6 3.0L TFSI.
TSB_2081030_3 · Service Bulletin/Repair Instructions · issued Aug 13, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2018 Audi SQ5 has 5 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2018 Audi SQ5?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.