Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2018A5 QUATTRO PRESTIGE, 2D CONVERTIBLEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 135 (CHARGING SYSTEM (BATTERY, STARTER, GENERATOR) & CRUISE CONTROL (BATTERY & START/STOP SYSTEM))
2018 Audi A5 Quattro Prestige, 2D Convertible
Section 135 (Charging System (Battery, Starter, Generator) & Cruise Control (Battery & Start/Stop System))
2018 Audi A5 Quattro Prestige, 2D ConvertibleSECTION Section 135 (Charging System (Battery, Starter, Generator) & Cruise Control (Battery & Start/Stop System))
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2020 Audi S3, 2020 Audi RS 3, 2020 Audi A3 Quattro, 2020 Audi A3, and 2019 Audi S3. However, it is still accessible from the selected car via links, so may be relevant.
- 27 Charging System (Battery, Starter, Generator) & Cruise Control
- Battery
- Overview - Battery
- Battery, Disconnecting And Connecting
- GROUND CABLE WITH Battery Monitoring Control Module -J367-, REMOVING AND INSTALLING
- GROUND CABLE WITH Battery Monitoring Control Module -J367-, REMOVING AND INSTALLING, ENGINE COMPARTMENT BATTERY
- GROUND CABLE WITH Battery Monitoring Control Module -J367-, REMOVING AND INSTALLING, BATTERY IN LUGGAGE COMPARTMENT
- GROUND CABLE WITH Battery Monitoring Control Module -J367-, REMOVING AND INSTALLING, VEHICLES WITH HIGH VOLTAGE SYSTEM
- Battery, Removing And Installing
- Battery Tray, Removing And Installing
- Battery, Checking
- Battery, Charging
- Battery Cut-Out/Battery Interrupt, Removing And Installing
- Battery Jump Start Terminal
- Generator
- Overview - Generator
- Generator, Removing And Installing
- Generator, Removing And Installing, Vehicles With 1.0L, 1.2L, 1.4L And 1.5L TFSI Engine
- Generator, Removing And Installing
- Generator, Removing And Installing, Vehicles With 2.5L TFSI Engine
- Generator, Removing And Installing, Vehicles With 2.5L TFSI Engine, EVO
- Generator, Removing And Installing, Vehicles With 1.6L Or 2.0L TDI Engines
- Generator, Checking
- Starter
- Overview - Starter
- Starter, Removing And Installing
- Starter, Removing And Installing, Vehicles With 1.0L, 1.2L, 1.4L, 1.5L And 1.8L TFSI Engine And Manual Transmission
- Starter, Removing And Installing, Vehicles With 1.4L, 1.5L, 1.8L, 2.0L TFSI-Engine And 1.6L And 2.0L TDI Engine And Dual Clutch Transmission
- Starter, Removing And Installing, Vehicles With 2.5L TFSI Engine
- Starter, Removing And Installing, Vehicles With 2.5L TFSI Engine, EVO
- Starter, Removing And Installing, Vehicles With 1.6L And 2.0L TDI Engine And Manual Transmission
- Start/Stop System
- Adaptive Cruise Control
- Overview - Adaptive Cruise Control
- Adaptive Cruise Control Module, Removing And Installing
- Distance Regulation Control Module -J428-, REMOVING AND INSTALLING
- Distance Regulation Control Module -J428- RETAINING PLATE, REMOVING AND INSTALLING, VERSION 1
- BASEPLATE FOR Distance Regulation Control Module -J428-, REMOVING AND INSTALLING, VERSION 2 THROUGH MY 2016
- BASEPLATE FOR Distance Regulation Control Module -J428-, REMOVING AND INSTALLING, VERSION 2 AND RS3 FROM MY 2017
- BASEPLATE FOR Distance Regulation Control Module -J428-, REMOVING AND INSTALLING, RS3 THROUGH MY 2016
- CLIP ON Distance Regulation Control Module -J428-, REPLACING, VERSION 1
- Distance Regulation Control Module -J428- ADAPTER FRAME, REPLACING, VERSION 2 THROUGH MY 2016
- Distance Regulation Control Module -J428- ADAPTER FRAME, REPLACING, VERSION 2 AND RS3 FROM MY 2017
- CLIP ON Control Module for Adaptive Cruise Control -J428-, REPLACING, RS3 THROUGH MY 2016
- Adaptive Cruise Control, Calibrating
- Special Tools
- Battery
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.