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2021 Porsche 911 Service and Repair Manual
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$49.99 USD
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Covers all 2021 911 trims — Targa 4S Heritage Design Edition Targa 2-Door, Carrera 4 Convertible 2-Door, Carrera Convertible 2-Door +6 more ·
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Complete repair procedures
Wiring diagrams & schematics
Torque specifications
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2021 Porsche 911 Service and Repair Manual
Regular price
$49.99 USD
Unit price
2021 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
- Targa 4S Heritage Design Edition Targa 2-Door
- Carrera 4 Convertible 2-Door
- Carrera Convertible 2-Door
- Carrera S Coupe 2-Door
- Carrera 4 Coupe 2-Door
- Carrera 4S Coupe 2-Door
- Carrera S Convertible 2-Door
- Carrera Coupe 2-Door
- Turbo S Convertible 2-Door
- Carrera 4S Convertible 2-Door
- Turbo Convertible 2-Door
- Targa 4S Targa 2-Door
- Turbo S Coupe 2-Door
- Targa 4 Targa 2-Door
- Turbo Coupe 2-Door
Engines covered
- 3.0L 2981CC H6 GAS DOHC Turbocharged
- 3.7L 3745CC 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
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
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
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Porsche Taycan Turbo, Taycan Turbo S, Taycan, Taycan 4S, 911 Turbo S Coupe, Cayman, Cayman T, Cayman S, Cayman GT4, 911 Carrera Cou
Consequence
Loose suspension components may detach, causing a sudden loss of vehicle stability and control, and
Remedy
Dealers will replace the affected suspension nuts and bolts. Dealers will also inspect surrounding
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 911 Carrera Coupe, 911 Carrera S Coupe, 911 Carrera 4 Coupe, 911 Carrera 4S Coupe, 911 Turbo Coupe, 911 Turbo S Coupe, Panamera, Pa
Consequence
An unsecured child restraint system can increase the risk of injury during a crash.
Remedy
Dealers will inspect and replace the seat belt assemblies, as necessary, free of charge. Owner noti
Tech live look information bulletin for How to use Frontline.io on the HoloLens 2
Tech live look information bulletin for how to use fronline.io on mobile devices and tablets.
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
Technical information for Safety Pin for the Locking Unit on the Central Wheel Lock Cannot be Pressed In/Jammed: Observe Specified Procedure
Manufacturers certificate for an overview of approved Porsche C20 engine oils. Includes all MY21 vehicles
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.
Technical information for a Complaint Regarding the Camera View (Real Top View) in the PCM Central Display
Special tools and equipment information for Measuring adapter TI 03/26 Auto-Shipment
Showing the 8 most recent of 604 technical service bulletins on file with NHTSA.
I started my car and about one minute later I heard an explosion from the rear of the vehicle and saw it engulfed in flames.
The fuel injection problem on cylinder 2 and 4 had injector electrical faults for the last two years resulting in reduced power warning. I finally took my car to the dealer for an analysis. After th
Two separate instances of fuel line failure and fuel leak in the engine compartment. The first in March 2024 and the second in September 2025. The situations both resulted in fuel leaking on top of th
2021 Porsche 911. Consumer writes in regards to missing computer chip for proper steering.
THE SEAT BACK RELEASE ON BOTH SEATS IS VERY HARD TO PULL. ON THE DRIVERS SIDE THE STRAP BROKE FREE WHILE ATTEMPTING TO EXIT AND THE SEAT WOULD NOT RELEASE. THIS COULD BE A SAFETY DANGER IN A CRASH WHE
Other Years of the Porsche 911
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