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2021 Mazda CX-9 Service and Repair Manual
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$49.99 USD
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Covers all 2021 CX-9 trims — GT Sport Utility 4-Door, GS-L Sport Utility 4-Door, Touring Sport Utility 4-Door +6 more ·
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Wiring diagrams & schematics
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2021 Mazda CX-9 Service and Repair Manual
Regular price
$49.99 USD
Unit price
2021 Mazda CX-9 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 diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- GT Sport Utility 4-Door
- GS-L Sport Utility 4-Door
- Touring Sport Utility 4-Door
- i Grand Touring Sport Utility 4-Door
- Carbon Edition Sport Utility 4-Door
- Grand Touring Sport Utility 4-Door
- GS Sport Utility 4-Door
- Sport Sport Utility 4-Door
- 100th Anniversary Edition Sport Utility 4-Door
- Kuro Edition Sport Utility 4-Door
- I Sport Sport Utility 4-Door
- Signature Sport Utility 4-Door
Engines covered
- 2.5L 2488CC 152Cu. In. l4 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
Mazda North American Operations (Mazda) is recalling certain 2020-2021 CX-9 vehicles equipped with 60/40 split bench second-row seats. The left-side second-row seat may unexpectedly slide forward dur
Consequence
A seat that slides forward during a crash can transfer excessive force onto a belted occupant, incre
Remedy
Dealers will replace the internal parts of the affected second-row seats, free of charge. Owner not
This service alert supersedes the previously issued service alert listed below. The changes are noted in Red text. SA-047/25 10/07/25 DESCRIPTION When the Telematics Control Unit (TCU) replacement is necessary due to a failure, use MDARS to
Valve Stem Seals Class Action Settlement Program for Excessive Oil Consumption and Oil Consumption Powertrain Warranty Extension Special Service Program SSPD5. Updated April 28, 2026 Related oil part number for warranty claims is now 0000-7
DESCRIPTION Some vehicles may require the replacement of a damaged VIN plate or vehicle certification label. To obtain a replacement VIN plate (bulkhead-mounted and visible through the lower-left area of the windshield), contact DAG (Dealer
This Service Alert supersedes the previously issued SA listed below: The changes are noted in Red. SA-011/24 02/12/24, 06/06/24, 07/29/24 DESCRIPTION Mazda has developed factory recommended scheduled maintenance services that support all ma
This SA supersedes the previously issued bulletin(s) listed below. The changes are noted below in Red. SA-007/25 10/22/25, 06/02/25 and 02/03/25 DESCRIPTION The Mazda DCA-8000 is required for all warranty battery testing. If the Mazda DCA-8
This Service Alert supersedes the previously issued M-Tip(s) listed below. The changes are noted in Red text. MT-002/19 09/30/19 and 12/19/19 DESCRIPTION If an engine assembly is replaced after a catastrophic internal mechanical failure, cl
This Service Alert supersedes the previously issued SA(s) and TSB(s) listed below: The changes are noted in Red. SA-035/24 05/31/24 DESCRIPTION There is a concern that some water pumps are being replaced that are not faulty, due to signs of
SPECIAL SERVICE PROGRAM - SSPD5 - WARRANTY EXTENSION - MULTI-MODEL - VALVE STEM SEALS CLASS ACTION In conjunction with a Class Action Settlement, Mazda Motor Corporation has decided to conduct an extension of the Engine powertrain warranty
Showing the 8 most recent of 412 technical service bulletins on file with NHTSA.
I was in a parking lot and came to a stop and placed the car in reverse to back into a parking space. The back-up camera was on and I began to back into the parking space when the car suddenly lurche
I was in a parking lot and came to a stop and placed the car in reverse to back into a parking space. The back-up camera was on and I began to back into the parking space when the car suddenly lurche
I was in a parking lot and came to a stop and placed the car in reverse to back into a parking space. The back-up camera was on and I began to back into the parking space when the car suddenly lurche
Backup camera shows three to four feet before red collision line is not accurate causing severe damage to my garage door.
2021 Mazda CX-9 Frontal collision at a speed between 10-20 mph. Car shut down after collision and was not drivable. Concern is the driver side airbag did not deploy. (Neither did passenger but there w
Showing the 5 most serious of 41 complaints filed with NHTSA.
Other Years of the Mazda CX-9
2023 Mazda CX-9 Service and Repair Manual2022 Mazda CX-9 Service and Repair Manual2020 Mazda CX-9 Service and Repair Manual2019 Mazda CX-9 Service and Repair Manual2018 Mazda CX-9 Service and Repair Manual2017 Mazda CX-9 Service and Repair Manual2016 Mazda CX-9 Service and Repair Manual2015 Mazda CX-9 Service and Repair Manual2014 Mazda CX-9 Service and Repair Manual2013 Mazda CX-9 Service and Repair Manual2012 Mazda CX-9 Service and Repair Manual2011 Mazda CX-9 Service and Repair Manual2010 Mazda CX-9 Service and Repair Manual2009 Mazda CX-9 Service and Repair Manual2008 Mazda CX-9 Service and Repair Manual2007 Mazda CX-9 Service and Repair Manual