2021 Volvo S90 Service and Repair Manual

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Factory-Grade Data

2021 Volvo S90 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.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • T8 Recharge Inscription Sedan 4-Door
  • T6 Momentum Sedan 4-Door
  • T6 Inscription Sedan 4-Door
  • T8 Recharge R-Design Sedan 4-Door
  • T6 R-Design Sedan 4-Door

Engines covered

  • 2.0L 1969CC l4 PLUG-IN HYBRID EV-GAS (PHEV) DOHC Turbo/Supercharged
  • 2.0L 1969CC l4 GAS DOHC Turbo/Supercharged

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

2021 Volvo S90 Recalls & Complaints

NHTSA #21V71600015/09/2021Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED

Volvo Car USA, LLC (Volvo Car) is recalling certain 2021 S90L, 2020-2021 XC60, and XC90 vehicles. An improperly welded rotor and shaft may separate within the integrated brake system.

Consequence

Separation of the rotor and shaft may cause a reduction in braking assistance and a loss of the Anti

Remedy

Dealers will replace the hydraulic unit, free of charge. Owner notification letters were mailed Oct

TSB #11032678

This is a Technical Journal: Text plus 2 PDFs and 1 .PNG Oil Consumption test. Perform the test. Follow service procedure Description and Service sections updated to clarify that vehicle reports are not required.

TSB #11032671

This is a TJ text only - The purpose of this TJ is to be a master reference list to easily identify any components that are on prior approval. This TJ will be regularily updated as items are added or removed from prior approval. Curren

TSB #11031105

This is a TJ - Text only no attachments - If customer experiences an incorrect ambient temperature reading in DIM (Driver Information Module) or reduced A/C performance, follow the advice under Service. Please refer to the wiring diagram in

TSB #11031094

This is a Tech Journal - Text plus 1 jpeg--- This Technical Journal is rewritten in its entirety. When the vehicle has 5.0.X software installed, it includes the new Volvo Car UX for both Centre Display and the Driver Display, see attac

TSB #11028386

This is a Technical Journal: Text plus 1 jpg and 1 mp4 file -- If there is a strange chafing or creaking noise when turning the steering wheel, follow the advice under Service.

TSB #11028383

This is a Technical Journal: Text plus TJI-516730-1_1_0 Headliner, squeak/rattle noise If a squeaking noise can be heard from the headlining around the sun roof, see instructions under Service referring to TJI-516730-1_1_0

TSB #11027185

This is a TJ - Text plus 2 jpeg files and 1 mp4 file - If customer complains of the hood being hard to close or "Open Hood" DIM message, please follow advice under "service". And before replacing any parts, follow the 3 steps in the instruc

TSB #11027173

This is a Technical Journal. Vehicle type and platform identification.

Showing the 8 most recent of 194 technical service bulletins on file with NHTSA.

No complaints filed No consumer complaints on file with NHTSA for the 2021 Volvo S90.
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