2020 Porsche Cayenne Service and Repair Manual

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Covers all 2020 Cayenne trims — Turbo Coupe Sport Utility 4-Door, Turbo S E-Hybrid Coupe Sport Utility 4-Door, E-Hybrid Sport Utility 4-Door +5 more ·
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2020 Porsche Cayenne 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

  • Turbo Coupe Sport Utility 4-Door
  • Turbo S E-Hybrid Coupe Sport Utility 4-Door
  • E-Hybrid Sport Utility 4-Door
  • S Sport Utility 4-Door
  • Turbo S E-Hybrid Sport Utility 4-Door
  • Turbo Sport Utility 4-Door
  • E-Hybrid Coupe Sport Utility 4-Door
  • S Coupe Sport Utility 4-Door
  • Base Sport Utility 4-Door
  • Coupe Sport Utility 4-Door

Engines covered

  • 4.0L 3996CC 244Cu. In. V8 GAS DOHC Turbocharged
  • 4.0L 3996CC 244Cu. In. V8 PLUG-IN HYBRID EV-GAS (PHEV) DOHC Turbocharged
  • 3.0L 2995CC 183Cu. In. V6 PLUG-IN HYBRID EV-GAS (PHEV) DOHC Turbocharged
  • 2.9L 2894CC 177Cu. In. V6 GAS DOHC Turbocharged
  • 3.0L 2995CC 183Cu. In. V6 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 #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 #19V73500016/10/2019Component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

Porsche Cars North America, Inc. (Porsche) is recalling certain 2017 Panamera 4, Panamera Turbo, Panamera Turbo Executive, 2017-2018 Panamera, Panamera 4S Executive, Panamera 4S, 2018 Panamera Turbo S

Consequence

If the driver is not alerted when brake pads are worn out, the vehicle may not respond as expected w

Remedy

Porsche will notify owners, and dealers will reprogram the instrument cluster, free of charge. The

NHTSA #20V27100013/05/2020Component: POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020 Cayenne vehicles. An insufficient weld on a transmission oil pipe may cause the vehicle to leak automatic transmission fluid (ATF).

Consequence

If transmission fluid leaks while driving, the road surface may be made slippery, increasing the ris

Remedy

Porsche will notify owners, and dealers will inspect the transmission oil pipe and replace it if nec

NHTSA #21V31800005/05/2021Component: SEATS

Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Cayenne GTS, Cayenne GTS Coupe, 2020-2021 Cayenne Coupe, Cayenne S Coupe, Cayenne E-Hybrid Coupe vehicles. The passenger seat back

Consequence

The front passenger air bag may fail to deploy, increasing the risk of injury.

Remedy

Dealers will install a heating element, free of charge. Owner notification letters were mailed June

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 #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 #11033623

Instructions on advanced technical information for 9YA Electric Parking Brake Warning in the Instrument Cluster

TSB #11033618

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 731 technical service bulletins on file with NHTSA.

20220509Component: ELECTRICAL SYSTEMCrash reported

What component or system failed or malfunctioned, and is it available for inspection upon request? -THE TRUNK How was your safety or the safety of others put at risk? -WHILE THE VEHICLE WAS ON, THE

20220509Component: UNKNOWN OR OTHERCrash reported

What component or system failed or malfunctioned, and is it available for inspection upon request? -THE TRUNK How was your safety or the safety of others put at risk? -WHILE THE VEHICLE WAS ON, THE

20210323Component: SERVICE BRAKES1 injured

THE CAR CAME WITH A FACTORY INSTALLED TOW SYSTEM. I RETURNED IT TO THE DEALER THREE TIMES AND IT DOES NOT WORK PROPERLY. I WAS SHOCKED PLUGGING IN A TESTER TO THE 7 WAY CONNECTOR. THE DEALER SERVICE M

20210323Component: ELECTRICAL SYSTEM1 injured

THE CAR CAME WITH A FACTORY INSTALLED TOW SYSTEM. I RETURNED IT TO THE DEALER THREE TIMES AND IT DOES NOT WORK PROPERLY. I WAS SHOCKED PLUGGING IN A TESTER TO THE 7 WAY CONNECTOR. THE DEALER SERVICE M

20210323Component: UNKNOWN OR OTHER1 injured

THE CAR CAME WITH A FACTORY INSTALLED TOW SYSTEM. I RETURNED IT TO THE DEALER THREE TIMES AND IT DOES NOT WORK PROPERLY. I WAS SHOCKED PLUGGING IN A TESTER TO THE 7 WAY CONNECTOR. THE DEALER SERVICE M

Showing the 5 most serious of 30 complaints filed with NHTSA.

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