2017 BMW 430i

Introduction

The 2017 BMW 430i is a luxury sports coupe known for its powerful performance and stylish design. It comes equipped with a 2.0-liter turbocharged inline-four engine producing 248 horsepower and 258 lb-ft of torque, paired with either a six-speed manual or eight-speed automatic transmission. Despite its impressive features, the 430i has experienced some common issues reported by owners.

Engine

2.0-liter Turbocharged Inline-Four Engine

• Turbocharger failure: Causes a loss of power, increased oil consumption, and a whining or whistling sound from the engine. May require turbocharger replacement or repair. $1,000 - $2,500+
• Fuel injector failure: Results in misfiring, uneven idling, and difficulty starting the engine. Requires replacement of the affected fuel injector. $300 - $500 per injector
• Timing chain failure: Occurs rarely but can lead to catastrophic engine damage. Symptoms include rattling noises from the engine and difficulty starting. Requires repair or replacement of the timing chain and related components. $2,000 - $5,000+

Transmission

Six-Speed Manual Transmission

• Transmission fluid leaks: Can occur due to faulty seals or gaskets. May cause difficulty shifting gears and overheating. Requires repair or replacement of the leaking components. $300 - $1,000
• Clutch failure: Causes slipping or grabbing of the clutch, making it difficult to engage or disengage gears. Requires replacement of the clutch and related components. $1,200 - $2,500+

Eight-Speed Automatic Transmission

• Shift solenoid failure: Results in erratic shifting, delayed shifts, or failure to shift gears. May require replacement of the affected solenoid. $400 - $800+
• Torque converter failure: Causes slippage, shuddering, and overheating. May require replacement of the torque converter and related components. $2,000 - $4,000+
• Transmission software issues: Can lead to various shifting problems, including delayed shifts, harsh shifts, or inability to shift into certain gears. Requires software updates or reprogramming. $100 - $500

Suspension

No Issues Found

Electrical

• Battery drain: Occurs due to excessive electrical draw, even when the car is turned off. May require diagnosis and repair of the affected electrical components. $500 - $2,000+
• Headlight failure: Can be caused by faulty wiring, bulbs, or control modules. May result in intermittent or complete headlight failure. Requires repair or replacement of the affected components. $200 - $1,000+
• Electrical short: Can occur anywhere in the electrical system, leading to various electrical problems, including dashboard warnings, component failures, and loss of power. Requires diagnosis and repair of the faulty circuit. $300 - $1,500+

Exterior

• Headlight condensation: Moisture can accumulate inside the headlight assemblies, causing fogging or condensation. Requires disassembly and resealing of the headlights. $200 - $500 per headlight

Interior

• Infotainment system freezing: The infotainment system may freeze or become unresponsive, affecting navigation, audio, and other functions. Requires software updates or replacement of the affected components. $500 - $2,000+
• Steering wheel buttons malfunctioning: The steering wheel buttons may become unresponsive or sticky, affecting cruise control, audio controls, and other functions. Requires replacement of the affected buttons or control modules. $200 - $800+
• Seat belt retraction issues: The seat belts may fail to retract properly, making it difficult to fasten them. Requires diagnosis and repair of the affected seat belt mechanism. $100 - $500 per seat belt

Summary

While the 2017 BMW 430i is a popular and well-regarded coupe, it has experienced some issues related to the engine, transmission, electrical system, and interior components. The severity and cost of these issues vary, and some require costly repairs. Potential buyers should consider these issues and factor them into their decision-making process.