2023 Mercedes-Benz EQB 350

The 2023 Mercedes-Benz EQB 350 4MATIC is an all-electric SUV that offers a blend of practicality and luxury. The EQB 350 features a dual-motor setup producing 288 horsepower and 384 lb-ft of torque, providing all-wheel drive capability. Other models include the EQB 250 and EQB 300. Owners appreciate the EQB’s spacious interior, comfortable ride, and advanced technology features. Common dislikes include its range compared to competitors and some reported issues with the infotainment system.

Electric Motor

Dual Motor (EQB 350 4MATIC)

• Reduced Range / Unexpected Battery Drain
  • Description/Symptoms: Owners report that the actual range achieved in real-world driving conditions often falls short of the EPA estimates. Some have also noted unexpected drops in battery percentage overnight or during periods of inactivity.
  • Solution: Software updates to optimize battery management are often implemented by dealerships. Some cases may require battery module replacements.
  • Estimated Cost to Fix: Software updates are typically covered under warranty. Battery module replacements can range from $8,000 - $15,000+, depending on the module and labor.
  • Recalls: None Found

Electrical

• MBUX Infotainment System Freezing/Crashing
  • Description/Symptoms: The Mercedes-Benz User Experience (MBUX) infotainment system occasionally freezes, becomes unresponsive, or crashes unexpectedly. This can affect navigation, audio, and other vehicle functions.
  • Solution: The most common solution is a software update performed by the dealership. In some cases, a hardware replacement of the MBUX unit may be necessary.
  • Estimated Cost to Fix: Software updates are usually covered under warranty. MBUX unit replacement can range from $1,500 - $3,000+.
  • Recalls: None Found
• 12V Battery Drain
  • Description/Symptoms: The 12V auxiliary battery can drain prematurely, leading to starting issues or system malfunctions.
  • Solution: Dealerships often perform diagnostic tests to identify the source of the drain. Replacements of the 12V battery or related modules (such as the battery control module) may be required. Software updates can also address parasitic drain issues.
  • Estimated Cost to Fix: 12V battery replacement can range from $200 - $500. Module replacements can range from $500 - $1,500+.
  • Recalls: None Found

Exterior

• Malfunctioning Parking Sensors
  • Description/Symptoms: Parking sensors may intermittently fail to detect objects, or trigger false alarms, causing frustration during parking maneuvers.
  • Solution: Diagnostics by a certified technician can determine which sensor is malfunctioning. Replacement of the faulty sensor is the usual remedy.
  • Estimated Cost to Fix: $200 - $500+ per sensor, including labor.
  • Recalls: None Found

Interior

• Rattling Noises
  • Description/Symptoms: Some owners have reported rattling noises emanating from various parts of the interior, such as the dashboard, door panels, or rear cargo area.
  • Solution: Locating the source of the rattle is crucial. Dealership technicians may apply sound-deadening materials or tighten loose trim pieces to resolve the issue.
  • Estimated Cost to Fix: $100 - $500+, depending on the complexity and time required.
  • Recalls: None Found

Suspension

No Issues Found

Summary

The 2023 Mercedes-Benz EQB 350 4MATIC, while generally well-regarded, experiences common issues primarily related to its electrical systems, specifically the infotainment system and battery drain. The range discrepancy compared to advertised figures is another point of concern for some owners. The severity of these issues ranges from minor annoyances like rattling noises to more significant problems like reduced range or battery module failures, which can be costly to repair.