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2017 BMW 230i

The 2017 BMW 230i is a sporty and stylish compact coupe that offers a blend of performance and luxury. It’s powered by a 2.0-liter turbocharged four-cylinder engine that produces 248 horsepower and 258 lb-ft of torque, coupled with either a 6-speed manual or an 8-speed automatic transmission. A more powerful version, the M240i, features a 3.0-liter turbocharged inline-6 engine making 335 hp and 369 lb-ft of torque, also available with manual or automatic transmissions. Owners generally praise the 230i for its engaging driving dynamics, nimble handling, and relatively fuel-efficient engine. Some common complaints include the firm ride, limited rear-seat space, and the cost of maintenance and repairs.

Engine

2.0L Turbocharged Inline-4 (B48)

  • Oil Leaks
    • Description/Symptoms: Oil leaks may originate from the valve cover gasket, oil filter housing gasket, or the oil pan gasket. Symptoms include visible oil leaks, burning oil smell, and low oil levels.
    • Solution: Replacing the faulty gasket.
    • Estimated Cost to Fix: $200 - $800+ depending on the location of the leak and if it’s a DIY job or requires a mechanic.
  • Coolant Leaks
    • Description/Symptoms: Coolant leaks, may originate from the thermostat housing or water pump. Symptoms include visible coolant leaks, low coolant levels, and overheating.
    • Solution: Replacing the faulty housing or pump.
    • Estimated Cost to Fix: $300 - $1000

3.0L Turbocharged Inline-6 (B58) No Issues Found

Transmission

8-Speed Automatic Transmission (ZF 8HP)

  • Rough Shifting/Hesitation
    • Description/Symptoms: Some owners have reported rough or delayed shifting, particularly between lower gears. This can manifest as a noticeable “clunk” or a hesitation when accelerating.
    • Solution: In some cases, a software update can resolve the issue. In more severe cases, replacement of the transmission valve body or the entire transmission may be necessary.
    • Estimated Cost to Fix: $200 (software update) - $5000+ (transmission replacement).

Suspension

  • Damper Failure
    • Description/Symptoms: Premature wear or failure of the shock absorbers, leading to a bouncy or unstable ride. Noticeable fluid leaks from the shocks may also be present.
    • Solution: Replacing the affected shock absorbers.
    • Estimated Cost to Fix: $500 - $1500+ depending on whether it’s a DIY job or needs to be done by a mechanic.

Electrical

  • Faulty Sensors
    • Description/Symptoms: Issues with various sensors, such as oxygen sensors, mass airflow sensors, or wheel speed sensors. This can lead to check engine lights, poor engine performance, or ABS/traction control issues.
    • Solution: Replacing the faulty sensor.
    • Estimated Cost to Fix: $100 - $500+ depending on the sensor.
  • Battery Drain
    • Description/Symptoms: Battery draining prematurely, especially if the car is not driven regularly or if there is a parasitic drain.
    • Solution: Diagnosing and addressing the source of the drain. This could involve replacing the battery, or faulty module.
    • Estimated Cost to Fix: $200 - $1000+ depending on the complexity of the issue.

Exterior

  • Adaptive Headlight Failure
    • Description/Symptoms: Malfunction of the adaptive headlight system, resulting in error messages or improper headlight aiming.
    • Solution: Replacement of the faulty headlight unit or related control module.
    • Estimated Cost to Fix: $800 - $2000+ per headlight.

Interior

  • iDrive System Issues
    • Description/Symptoms: Occasional glitches, freezing, or slow response times with the iDrive infotainment system.
    • Solution: Software updates or, in some cases, replacement of the iDrive control unit.
    • Estimated Cost to Fix: $100 - $1000+ depending on the severity of the issue and if it’s a DIY job or requires a mechanic.

Recalls:

  • Engine Control Module (ECM) Software: Recall Number 18V-755 Description: The engine control module (ECM) software may cause the engine to stall while driving, increasing the risk of a crash. Solution: BMW will update the ECM software, free of charge.
  • Side Reflectors May Not Illuminate: Recall Number 17V-761 Description: Vehicles may not have side reflectors that meet FMVSS requirements and may not illuminate increasing risk of a crash Solution: BMW will install side reflectors free of charge.

Summary

The 2017 BMW 230i, while praised for its performance, can experience issues that range from relatively minor, such as sensor failures, to more significant problems like transmission or engine oil leaks. Many of these issues have moderate severity, with the exception of the transmission concerns. The cost of repairs can vary greatly depending on the specific problem, but due to the BMW’s premium brand status, owners should be prepared for potentially higher repair bills. Addressing issues promptly is crucial to maintaining the vehicle’s performance and reliability.

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