2014 Audi A4 Service and Repair Manual

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Factory-Grade Data

2014 Audi A4 service and repair manual a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What's included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Trendy Sedan 4-Door
  • Trendy Plus Sedan 4-Door
  • Base Sedan 4-Door
  • Sport Sedan 4-Door
  • Luxury Sedan 4-Door

Engines covered

  • 1.8L 1798CC 110Cu. In. l4 GAS DOHC Turbocharged
  • 2.0L 1984CC 121Cu. In. l4 GAS DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2014 Audi A4 Recalls & Complaints

No active recalls The 2014 Audi A4 has no recalls on file with NHTSA.
TSB #11032137

This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool

TSB #11032131

This bulletin provides diagnostic information for the vehicle locking system.

TSB #11031064

This Reporting obligation requests that technicians contact the Technical Assistance Center (TAC) when the diagnostic tester refers to this reportin gobligation or to TPI 2033392.

TSB #11031051

This bulletin provides informaiotn about various infortainment system complaints.

TSB #11030985

This bulletin provides information when the parking assistance gives false warnings.

TSB #11030984

This bulletin provides information when the parking assistance gives false warnings.

TSB #11030983

This bulletin provides informaiotn regarding squeaking noises when steering or maneuvering.

TSB #11030980

The National Highway Traffic Safety Administration (NHTSA) has issued an urgent warning regarding counterfeit replacement airbag inflators that are being installed in used vehicles.

Showing the 8 most recent of 534 technical service bulletins on file with NHTSA.

20251119Component: ENGINE

The timing chain and tensioner in my 2014 Audi A4 Quattro (VIN: [XXX] ) failed without warning, causing the engine to suddenly stall and become inoperable while in motion. This presented a serious saf

20250130Component: ENGINE

Hi My name is [XXX] and I have an 2014 Audi A4 that has been consuming to much oil ever since I bought it . I see the vehicles contained defective pistons that caused excessive oil consumption. Can y

20240809Component: FUEL SYSTEM, GASOLINE

The contact owns a 2014 Audi A4. The contact stated while at a stop sign and attempting to proceed, the vehicle stalled and failed to return to normal operation. The contact and her boyfriend shifted

20240712Component: ENGINE AND ENGINE COOLING

The contact owns a 2014 Audi A4. The contact stated while driving 40 MPH, a message advising to stop the vehicle immediately was displayed. The contact pulled into a parking lot, where the contact not

20240325Component: EXTERIOR LIGHTING

The third brake light intermittently stops working. Being that it is intermittent, it tells me the led and circuitry are working. Also, a warning alert will illuminate on my dash instrument cluster an

Showing the 5 most serious of 38 complaints filed with NHTSA.

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