2022 Mercedes-Benz EQB 300 4MATIC
Problems, Recalls & Reliability Report
Quick Summary
The 2022 Mercedes-Benz EQB 300 4MATIC has 10 owner complaints filed with NHTSA — that's 0.9x the segment average of 11. The most common issue is electrical problems (70% of all complaints), specifically: the contact owns a 2022 mercedes-benz eqb 300 4matic. the contact stated that while driving approximately 45 mph, there was an abnormal grinding sound coming from the rear of the vehicle, and the vehicle lost motive power. the contact stated that several unknown warnings illuminated. the mil was ill. There are 5 recalls issued for this model year.
10
Total Complaints
5
Recalls Issued
—/5
Safety Stars
0.9x
vs Segment Avg
Known Problems(top 3 of 3)
ELECTRICAL
7 complaints- • The contact owns a 2022 Mercedes-Benz EQB 300 4MATIC. The contact stated that while driving approximately 45 MPH, there was an abnormal grinding sound coming from the rear of the vehicle, and the vehicle lost motive power. The contact stated that several unknown warnings illuminated. The MIL was ill
- • Mercedes previously issued a software update for the battery fire risk, but we have received a letter more than a year later stating that this fix was not adequate. We pursued a vehicle buyback due to the safety risk this presents to my family, and Mercedes vehemently stated that the issue was resol
- • We are currently under NHTSA Recall ID: 26V073 and Mercedes-Benz has not given us a reasonable timeline with which they intend to remedy the recall. We are currently unable to drive the car safely and unable to park the car safely without the risk of fire. To not have any answers as to when this rec
“The contact owns a 2022 Mercedes-Benz EQB 300 4MATIC. The contact stated that while driving approximately 45 MPH, there was an abnormal grinding sound coming from the rear of the vehicle, and the vehicle lost motive power. The contact stated that several unknown warnings illuminated. The MIL was ill”
— NHTSA complaint filing
Recalls (5)
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2025 EQB 250, EQB 300 4MATIC, and EQB 350 4MATIC electric vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Risk: A vehicle fire while parked or driving can increase the risk of injury.
Fix: Owners are advised to only charge their vehicles to a maximum of 80% battery capacity until the repair has been completed. Dealers will update the battery management system software, free of charge. Owner notification letters were mailed on May 22, 2025. This is a phased recall. Phase 1 owner letters were mailed on May 22, 2025. Phase 2 owner letters were mailed on October 31, 2025 and Phase 3 owner letters were mailed on December 12, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025040005.
Charging Cost Calculator for 2022 Mercedes-Benz EQB 300 4MATIC
Live EIA pricesBased on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.
Estimated Insurance Cost for 2022 Mercedes-Benz EQB 300 4MATIC
How this estimate is calculated
Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.
Maintenance & Warranty
Recommended Mercedes-Benz EQB 300 4MATIC Service Intervals
Service A / Service B alternating schedule. Requires MB-approved oil (229.5 spec typically).
"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.
Mercedes-Benz New-Vehicle Warranty Coverage
EQ EV battery warranty is 10 years/155,000 miles
These are the terms for a new Mercedes-Benz. If you're buying a used 2022 EQB 300 4MATIC, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Mercedes-Benz dealer for VIN-specific remaining warranty.
EV Incentives for 2022 Mercedes-Benz EQB 300 4MATIC
Updated 2026-07Federal Tax Credit (Section 30D) — Expired 2025-09-30
Section 30D new clean vehicle credit ($7,500 max) expired for vehicles acquired after Sept 30, 2025 per Public Law (One Big Beautiful Bill Act). Vehicles acquired on or before that date remain eligible on the buyer's 2025 return. No federal purchase credit exists for post-9/30/2025 acquisitions.
State-Level Incentives (Still Active in 14 States)
Source: US Department of Energy Alternative Fuels Data Center + state DOR / DEQ program pages. Program details and eligibility limits change frequently — always verify with the linked source before purchase.
Estimated Repair Costs
Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.
🔍 Pre-Purchase Inspection Checklist
Based on 10 owner complaints for this specific year, here's what to check or ask about:
- ☐ELECTRICAL: The contact owns a 2022 Mercedes-Benz EQB 300 4MATIC. The contact stated that while driving approximately 45 MPH, there was an abnormal grinding sound coming from the rear of the vehicle, and the vehicle lost motive power. The contact stated that several unknown warnings illuminated. The MIL was ill
Typically appears around 50K miles. Repair cost ~$500
- ☐FUEL SYSTEM: Mercedes previously issued a software update for the battery fire risk, but we have received a letter more than a year later stating that this fix was not adequate. We pursued a vehicle buyback due to the safety risk this presents to my family, and Mercedes vehemently stated that the issue was resol
Typically appears around 50K miles. Repair cost ~$500
- ☐ENGINE: The contact owns a 2022 Mercedes-Benz EQB 300 4MATIC. The contact stated that while driving approximately 45 MPH, there was an abnormal grinding sound coming from the rear of the vehicle, and the vehicle lost motive power. The contact stated that several unknown warnings illuminated. The MIL was ill
Typically appears around 50K miles. Repair cost ~$500
- ☐RECALLS: Verify all 5 recalls have been completed — free at any Mercedes-Benz dealer
- ☐General: Get a pre-purchase inspection from an independent mechanic ($100-$200)
Mercedes-Benz EQB 300 4MATIC — Year Comparison
How does 2022 compare to other years? Fewer complaints = more reliable.
Full years-to-avoid analysis →NHTSA Safety Rating
No NHTSA safety rating available
At a Glance
- Complaints
- 10
- Recalls
- 5
- Fire reports
- 0
- Crash reports
- 0
- Injury reports
- 0
- Segment avg
- 11
Check a Specific VIN
See recalls for YOUR 2022 Mercedes-Benz EQB 300 4MATIC