2020 Porsche Taycan Service and Repair Manual

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Factory-Grade Data

2020 Porsche Taycan 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

  • 4S Sedan 4-Door
  • Base Sedan 4-Door
  • Turbo S Sedan 4-Door
  • Turbo Sedan 4-Door

Engines covered

  • BATTERY EV (EV/BEV)

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

2020 Porsche Taycan Recalls & Complaints

NHTSA #22V27800026/04/2022Component: SEATS

Porsche Cars of North America, Inc. (Porsche) is recalling certain 2020-2021 Taycan vehicles. The driver and passenger seat wire harness could become damaged during horizontal seat adjustment.

Consequence

A damaged seat wire harness may deactivate air bags, increasing the risk of injury in a crash.

Remedy

Dealers will inspect the seat wire harness for damage, add fabric tape to secure the harness, and re

NHTSA #22V10000022/02/2022Component: SEAT BELTS: REAR/OTHER:BUCKLE ASSEMBLY

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 Taycan vehicles equipped with an optional rear center seat. The center seat belt buckle wiring harness may obstruct access to

Consequence

An improperly secured child seat increases the risk of injury during a crash.

Remedy

Dealers will reroute and secure the center rear seat belt buckle wiring harness and, as necessary, r

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

NHTSA #21V91100019/11/2021Component: SUSPENSION:REAR

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020 Taycan vehicles. The front and rear upper control arm screw connections on the rear axle may be loose.

Consequence

A loose control arm connection may fail, causing a loss of vehicle stability and increasing the risk

Remedy

Dealers will replace the screw connections, free of charge. Owner notification letters were expecte

NHTSA #24V45500019/06/2024Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2025 Taycan vehicles. The front brake hoses can develop cracks and leak brake fluid.

Consequence

A brake fluid leak can reduce braking performance and extend the distance required to stop, increasi

Remedy

Dealers will replace the front brake hoses, free of charge. Owner notification letters were mailed

NHTSA #23V34700016/05/2023Component: SERVICE BRAKES, HYDRAULIC

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2022 Taycan vehicles. An incorrect warning indicator with an incorrect color is displayed in the instrument cluster when notifying

Consequence

An incorrect warning indicator may be misinterpreted and result in driving on worn brake pads with r

Remedy

Dealers will update the software for the instrument cluster, free of charge. Owner notification let

NHTSA #21V79400013/10/2021Component: EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 Taycan vehicles. The pre-collision automatic hazard lights may activate in non-emergency situations. As such, these vehicles

Consequence

An activation of hazard lights in non-emergency situations could confuse other drivers, increasing t

Remedy

Dealers will reprogram the hazard lights, free of charge. Owner notification letters were mailed De

NHTSA #21V69700008/09/2021Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 911 Carrera and Taycan vehicles. The pressure input rod connection on the brake booster may be loose and could detach.

Consequence

A detached pressure input rod will cause the brake pedal to fail, increasing the risk of a crash.

Remedy

Dealers will repair or replace the brake booster as necessary, free of charge. Owner notification l

NHTSA #22V40400008/06/2022Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2022 Taycan vehicles. A software error could cause the center screen (including rearview camera image) and the touch control panel

Consequence

A malfunctioning center screen or touch control panel may obstruct the driver's view of camera assis

Remedy

Dealers will install new software, free of charge. Owner notification letters are expected to be ma

TSB #11033659

Porsche intranet posting with information on WSS4 Over-the-Air (OTA) Update Reprogramming 11 kW (OBC) high-voltage charger

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 #11033652

Technical information for Warning Message "Vehicle Electrical System Faulty" in Conjunction With Fault Memory Entry "Cell Module X, Ageing Detected" in the High-Voltage Battery Control Unit - BMC

TSB #11033647

Technical information for Warning Message "Vehicle Electrical System Faulty" in Conjunction With Fault Memory Entry "Cell Module X, Ageing Detected" in the High-Voltage Battery Control Unit - BMC

TSB #11033643

Technical information for Various Complaints About the Central Computer (PCM) Regarding System Stability, Navigation Operation and Charge Planning

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.

Showing the 8 most recent of 988 technical service bulletins on file with NHTSA.

20240605Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGCrash reported

It was stop and go traffic. I was distracted and the car failed to auto stop and I hit the car in front of me. The alert did come on after the collision. I would assume the automatic braking failed

20240605Component: FORWARD COLLISION AVOIDANCE: WARNINGSCrash reported

It was stop and go traffic. I was distracted and the car failed to auto stop and I hit the car in front of me. The alert did come on after the collision. I would assume the automatic braking failed

20260420Component: ELECTRICAL SYSTEMFire reported

There are .recalls.on the Vehicle I had been unaware of and I dropped off my vehicle for exterior buffing while person Buffing vehicle he heard a loud explosion and when he looked the vehicle was up

20260420Component: ENGINEFire reported

There are .recalls.on the Vehicle I had been unaware of and I dropped off my vehicle for exterior buffing while person Buffing vehicle he heard a loud explosion and when he looked the vehicle was up

20260420Component: SEATSFire reported

There are .recalls.on the Vehicle I had been unaware of and I dropped off my vehicle for exterior buffing while person Buffing vehicle he heard a loud explosion and when he looked the vehicle was up

Showing the 5 most serious of 132 complaints filed with NHTSA.

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