2020 Porsche 911 Service and Repair Manual

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Covers all 2020 911 trims — Carrera Coupe 2-Door, Carrera S Convertible 2-Door, Carrera 4S Convertible 2-Door +5 more ·
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2020 Porsche 911 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Carrera Coupe 2-Door
  • Carrera S Convertible 2-Door
  • Carrera 4S Convertible 2-Door
  • Carrera Convertible 2-Door
  • Carrera 4 Convertible 2-Door
  • Carrera S Coupe 2-Door
  • Carrera 4 Coupe 2-Door
  • Carrera 4S Coupe 2-Door

Engines covered

  • 3.0L 2981CC H6 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
NHTSA #24V15500028/02/2024Component: VISIBILITY:WINDSHIELD

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2024 911 vehicles. The front windshield and rear window may not be properly secured and can detach.

Consequence

During air bag deployment, an unsecured windshield may not support the front air bags as intended, i

Remedy

Dealers will inspect and replace the windshield and rear window as necessary, free of charge. Owner

NHTSA #25V89600019/12/2025Component: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cayenne, Cayenne E-Hybrid, 2020-2025 911, Taycan, 2024-2025 Panamera, and 2025 Panamera E-Hybrid vehicles. The rearview camera

Consequence

A rearview image that does not display properly reduces the driver's view behind the vehicle, increa

Remedy

Dealers will update the driver assistance software, free of charge. Owner notification letters were

TSB #11033656

Tech live look information bulletin for How to use Frontline.io on the HoloLens 2

TSB #11033655

Tech live look information bulletin for how to use fronline.io on mobile devices and tablets.

TSB #11033654

Parts information for parts withdrawal involving the door lock. The part numbers involved are all included in the PDF. All parts before generation status S08 and before pro-duction date 01.09.2024. The vehicles affected are ones that use th

TSB #11033649

Technical information for Safety Pin for the Locking Unit on the Central Wheel Lock Cannot be Pressed In/Jammed: Observe Specified Procedure

TSB #11033625

Parts information for parts withdrawal involving 9J1827447B, PAA971221B, and 95B201060AA. The lock, the fuel tank attachments, and the module connector. The vehicles affected are ones that use the part number(s) mentioned.

TSB #11033619

Technical information for a Complaint Regarding the Camera View (Real Top View) in the PCM Central Display

TSB #11033601

Special tools and equipment information for Measuring adapter TI 03/26 Auto-Shipment

TSB #11033597

Special tools and equipment information for VAS 6296/10 Auto-Ship and Q1 2026 Software Spec Update Available

Showing the 8 most recent of 667 technical service bulletins on file with NHTSA.

20260427Component: EXTERIOR LIGHTING

Both my rear break lights are showing stress cracks from movement of the frame of the body. There are other references to this happening online from other owners and it's a manufacturer defect. I br

20260317Component: UNKNOWN OR OTHER

I am writing to express my significant frustration regarding the handling of NHTSA Recall 25V896. I dropped off my vehicle several weeks ago following the recall notice, only to be informed later that

20200211Component: ELECTRICAL SYSTEM

MY 2020 PORSCHE 911 WAS TWO DAYS OLD WHEN I GET A "IGNITION LOCK ERROR-SERVICE REQUIRED". THE NEXT DAY THE TACHOMETER STOPPED WORKING. AFTER THE DEALER FIXED THE PROBLEM, I DROVE HOME AND PARK THE CAR

20200211Component: ENGINE

MY 2020 PORSCHE 911 WAS TWO DAYS OLD WHEN I GET A "IGNITION LOCK ERROR-SERVICE REQUIRED". THE NEXT DAY THE TACHOMETER STOPPED WORKING. AFTER THE DEALER FIXED THE PROBLEM, I DROVE HOME AND PARK THE CAR

20200211Component: POWER TRAIN

MY 2020 PORSCHE 911 WAS TWO DAYS OLD WHEN I GET A "IGNITION LOCK ERROR-SERVICE REQUIRED". THE NEXT DAY THE TACHOMETER STOPPED WORKING. AFTER THE DEALER FIXED THE PROBLEM, I DROVE HOME AND PARK THE CAR

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