2015 Porsche 911

Introduction

The 2015 Porsche 911 is a sports car available with a variety of engine and transmission options. The base Carrera model features a 3.4-liter flat-six engine producing 350 horsepower and 287 lb-ft of torque. The Carrera S gets a 3.8-liter flat-six with 400 horsepower and 325 lb-ft of torque. The Carrera GTS comes with the same engine as the Carrera S, but with power boosted to 430 horsepower and 325 lb-ft of torque. The top-of-the-line Carrera GT3 RS has a 4.0-liter flat-six producing 500 horsepower and 339 lb-ft of torque. All models come standard with a seven-speed manual transmission, but a seven-speed dual-clutch automatic is available as an option.

Critics praise the 2015 Porsche 911 for its blistering acceleration, precise handling, and luxurious interior. However, some find the ride quality to be too firm and the infotainment system to be unintuitive.

Engine

3.4-Liter Flat-Six

• Fuel Injector Failure
  • Description/Symptoms: Engine misfires, loss of power, rough idle
  • Solution: Replace faulty fuel injectors
  • Estimated Cost to Fix: $400 - $800+
  • Recalls: 2019-002
• Variable Valve Timing Solenoid Failure
  • Description/Symptoms: Check engine light, reduced engine power,燃費が悪くなる
  • Solution: Replace faulty solenoid
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found
• Oil Leak from Rear Main Seal
  • Description/Symptoms: Oil leak from the rear of the engine
  • Solution: Replace rear main seal
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

3.8-Liter Flat-Six

• Intercooler Pump Failure
  • Description/Symptoms: Loss of power, overheating
  • Solution: Replace faulty pump
  • Estimated Cost to Fix: $1,000 - $1,500+
  • Recalls: None Found
• Throttle Body Failure
  • Description/Symptoms: Engine stalling, rough idle, reduced power
  • Solution: Replace faulty throttle body
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Ignition Coil Failure
  • Description/Symptoms: Engine misfires, loss of power, rough idle
  • Solution: Replace faulty ignition coil
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

4.0-Liter Flat-Six

• No Issues Found

Transmission

Seven-Speed Manual

• Gearbox Noise
  • Description/Symptoms: Grinding or whining noises when shifting gears
  • Solution: Replace faulty gearbox bearings
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: None Found
• Clutch Failure
  • Description/Symptoms: Slipping or chattering clutch
  • Solution: Replace clutch
  • Estimated Cost to Fix: $1,000 - $1,500+
  • Recalls: None Found

Seven-Speed Dual-Clutch Automatic

• Transmission Control Unit Failure
  • Description/Symptoms: Transmission slipping, refusing to shift gears
  • Solution: Replace faulty TCU
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found
• Mechatronic Unit Failure
  • Description/Symptoms: Transmission slipping, shuddering, or refusing to shift gears
  • Solution: Replace faulty mechatronic unit
  • Estimated Cost to Fix: $3,000 - $4,000+
  • Recalls: None Found

Suspension

• Strut Top Mount Bearing Failure
  • Description/Symptoms: Clunking or rattling noises over bumps
  • Solution: Replace faulty bearings
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Rear Shock Absorber Failure
  • Description/Symptoms: Loss of damping, excessive body roll
  • Solution: Replace faulty shocks
  • Estimated Cost to Fix: $1,000 - $1,500+
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Dimming lights, battery draining, electrical system malfunctions
  • Solution: Replace faulty alternator
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Starter Failure
  • Description/Symptoms: Engine won’t crank or starts slowly
  • Solution: Replace faulty starter
  • Estimated Cost to Fix: $400 - $800+
  • Recalls: None Found

Exterior

• Sunroof Rattle
  • Description/Symptoms: Rattles or squeaks from the sunroof
  • Solution: Adjust or replace sunroof components
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Interior

• Center Console Button Failure
  • Description/Symptoms: Buttons on the center console become unresponsive or sticky
  • Solution: Replace faulty buttons
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Summary

The 2015 Porsche 911 is a highly capable sports car, but it is not without its issues. Some of the most common problems owners have reported include engine and transmission problems. The severity of these issues varies, but some can be quite costly to repair.