2014 Audi A7 Sportback Service and Repair Manual

This 2014 Audi A7 Sportback Service and Repair Manual Covers

Engine & Drivetrain

• 2.0L TFSI turbocharged petrol engine service and repair
• 2.8L FSI V6 petrol engine servicing (selected markets)
• 3.0L TFSI V6 Supercharged engine servicing
• 3.0L TDI V6 turbo diesel engine servicing
• Fuel injection, supercharger, and turbocharger diagnostics
• Engine cooling system servicing
• Engine lubrication system repairs
• Exhaust and emissions control system diagnostics
• 7-speed S tronic dual-clutch transmission diagnostics and repair
• 8-speed Tiptronic automatic transmission servicing
• Front-wheel drive and quattro all-wheel drive system servicing
• Sport differential diagnostics (where equipped)
• Centre differential, propeller shaft, rear differential, and CV joint repairs

Braking Systems

• Hydraulic brake system servicing
• Anti-lock Braking System (ABS) diagnostics
• Electronic Stability Program (ESP) diagnostics
• Electronic Parking Brake (EPB) servicing
• Auto Hold system diagnostics
• Brake Assist system diagnostics
• Brake pad, brake disc, and caliper replacement procedures
• Brake hydraulic system bleeding

Chassis & Suspension

• Front five-link suspension repairs
• Rear trapezoidal-link suspension servicing
• Adaptive Air Suspension diagnostics (where equipped)
• Adaptive damping suspension servicing
• Audi Drive Select diagnostics
• Wheel alignment specifications
• Wheel bearing replacement procedures
• Suspension component inspection and troubleshooting

Electrical & Wiring

• Complete factory wiring diagrams
• Battery Energy Management (BEM) diagnostics
• CAN Bus, LIN Bus, FlexRay, and MOST network diagnostics
• Gateway control module diagnostics
• Body Control Module (BCM) diagnostics
• MMI Navigation Plus diagnostics
• Audi connect diagnostics (where equipped)
• Bluetooth®, USB, and multimedia system diagnostics
• LED headlamp diagnostics (where equipped)

Air Conditioning & HVAC

• Four-zone automatic climate control diagnostics (where equipped)
• Air conditioning compressor servicing
• Refrigerant recovery and recharge procedures
• HVAC control module diagnostics
• Air quality sensor testing
• Heating and ventilation system repairs

Body & Interior

• Interior trim removal and installation
• Dashboard servicing procedures
• Sportback power tailgate diagnostics
• Frameless door servicing
• Door control module diagnostics
• Power window and central locking repairs
• Exterior lighting system servicing
• Airbag and occupant restraint system diagnostics
• Heated, ventilated, and memory seat repairs (where equipped)
• Body panel alignment and repair information

Driver Assistance Systems

Available equipment varies by market and trim level.

• Audi Pre Sense Basic diagnostics
• Adaptive Cruise Control diagnostics
• Audi Active Lane Assist diagnostics
• Audi Side Assist (Blind Spot Monitoring) diagnostics
• Night Vision Assistant diagnostics (where equipped)
• Parking System Plus diagnostics
• Top View camera diagnostics (where equipped)
• Front camera calibration procedures
• Radar sensor calibration
• Parking sensor diagnostics

Diagnostics & Troubleshooting

• ODIS factory diagnostic procedures
• Guided fault-finding routines
• Diagnostic Trouble Code (DTC) lookup procedures
• ECU coding and adaptation procedures
• Component protection diagnostics
• Sensor and actuator testing
• Step-by-step troubleshooting workflows

Common Error Codes Covered

This manual includes diagnostic procedures for common Audi fault codes applicable to the 2014 Audi A7 Sportback.

Engine Codes

• P0299 – Turbocharger Underboost Condition
• P0171 – System Too Lean (Bank 1)
• P0300 – Random/Multiple Cylinder Misfire Detected
• P0087 – Fuel Rail/System Pressure Too Low
• P20E8 – Reductant Pressure Too Low (TDI models)

Transmission Codes

• P0726 – Engine Speed Input Circuit Range/Performance
• P17D8 – S tronic Clutch Temperature Monitoring Fault
• P1740 – Transmission Clutch Adaptation Fault

ABS & Chassis Codes

• C0031 – Left Front Wheel Speed Sensor Fault
• C10AC – Electronic Parking Brake Malfunction
• C1146 – Steering Angle Sensor Calibration Fault

Network Communication Codes

• U0100 – Lost Communication with Engine Control Module
• U1113 – Function Restriction Due to Missing Message
• U1123 – Data Bus Communication Fault

Body Control Codes

• B2000 – Control Module Internal Malfunction
• B1263 – Rain and Light Sensor Fault
• B11CF – Interior Lighting Circuit Fault

The manual also includes hundreds of manufacturer-specific diagnostic trouble codes, factory wiring diagrams, ECU coding procedures, component protection information, component testing specifications, and repair instructions.

Who Is This Manual For?

• Professional automotive workshops
• Audi dealership technicians
• Independent repair garages
• Mobile mechanics
• Automotive engineering students
• DIY enthusiasts with professional diagnostic equipment

If you are servicing, maintaining, diagnosing, or repairing a 2014 Audi A7 Sportback, this factory workshop manual provides the detailed repair procedures, wiring diagrams, technical specifications, diagnostic information, ECU coding procedures, and repair instructions required to maintain the vehicle to Audi factory standards.