2015 INFINITI Q50 Service and Repair Manual

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Factory-Grade Data

2015 INFINITI Q50 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

  • Premium Sedan 4-Door
  • Perfection Sedan 4-Door
  • Hybrid Sedan 4-Door
  • Hybrid Premium Sedan 4-Door
  • Base Sedan 4-Door
  • Sport Sedan 4-Door
  • Hybrid Sport Sedan 4-Door
  • Seduction Sedan 4-Door
  • Inspiration Sedan 4-Door

Engines covered

  • 3.7L 3696CC V6 GAS DOHC Naturally Aspirated
  • 3.5L 3498CC V6 FULL HYBRID EV-GAS (FHEV) DOHC Naturally Aspirated

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

2015 INFINITI Q50 Recalls & Complaints

NHTSA #16V24400026/04/2016Component: AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

Nissan North America, Inc. (Nissan) is recalling certain model year 2016-2017 Nissan Maxima, 2013-2016 Nissan Altima, NV200, LEAF, Sentra, and Pathfinder, 2014-2016 Nissan NV200 Taxi, Infiniti QX60, Q

Consequence

If the passenger frontal air bag does not deploy as intended in the event of a crash, the passenger

Remedy

Nissan will notify their owners. Chevrolet City Express owners will be notified by General Motors.

NHTSA #24V47000021/06/2024Component: POWER TRAIN:DRIVELINE:DRIVESHAFT

Nissan North America, Inc. (INFINITI) is recalling certain 2011-2013 M56, 2012-2013 M35 Hybrid, 2014-2018 Q50, Q70 Hybrid, 2014-2019 Q70, and 2015-2019 Q70L two-wheel drive vehicles. The driveshaft c

Consequence

A broken driveshaft can result in a loss of drive power, or a vehicle roll away when the vehicle is

Remedy

Dealers will replace the driveshaft, free of charge. Owner notification letters were mailed August

NHTSA #16V43000013/06/2016Component: STEERING:AUTOMATED/ADAPTIVE STEERING

Nissan North America, Inc.'s (Nissan) is recalling certain model year 2014-2016 Infiniti Q50 vehicles manufactured December 26, 2012, to December 11, 2015, and Infiniti Q50 Hybrid vehicles manufacture

Consequence

If the vehicle does not steer as the driver anticipates, there is an increased the risk of a crash.

Remedy

Nissan will notify owners, and dealers will reprogram the Direct Adaptive Steering ECU software, fre

TSB #11031720

CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement Certification Label or VIN Plate/Label may be needed. HINT: Certification Label = FMVSS (Federal Motor Vehi

TSB #11031701

TELEMATICS SERVICE INFORMATION See ITB19-029 for models built after those listed above for a different Service Procedure. SERVICE INFORMATION The Applied Vehicles are equipped with a wireless communication device called a Telematics Communi

TSB #11014469

AEB WARNING LIGHT IS ON WITH WARNING MESSAGES DISPLAYED ON COMBINATION METER APPLIED VEHICLES: 2015-2024 Q50 (V37) 2015-2018 Q50 Hybrid (HV37) 2017-2022 Q60 (CV37) 2015-2019 Q70 (Y51) 2015-2018 Q70 Hybrid (HY51) 2019-2024 QX50 (J55) 2022-20

TSB #11009064

DTC B00A0-00 STOREIF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored, AND OCS zero point reset cannot be performed, (continued on the next page)D

TSB #11002539

INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #11002537

CAN COMMUNICATION NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #11001653

CAN COMMUNICATION CODES DIAGNOSTIC TIPS AND GUIDELINES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #11001187

AUTOMATIC EMERGENCY BRAKING WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

Showing the 8 most recent of 204 technical service bulletins on file with NHTSA.

20171102Component: AIR BAGSCrash reported2 injured

TL* THE CONTACT OWNED A 2015 INFINITI Q50. WHILE ACCELERATING FROM A STOP AT 10 MPH, ANOTHER VEHICLE RAN A RED LIGHT. THE OTHER VEHICLE STRUCK A PEDESTRIAN AND THEN STRUCK THE PASSENGER SIDE OF THE CO

20160129Component: AIR BAGSCrash reported2 injured

TAKATA RECALL TGE AIRBAGS LEFT MY PASENGER AND I WITH HURT CHESTS N WAS PAINFUL INSTEAD OF PROTECTIVE

20160129Component: SERVICE BRAKESCrash reported2 injured

TAKATA RECALL TGE AIRBAGS LEFT MY PASENGER AND I WITH HURT CHESTS N WAS PAINFUL INSTEAD OF PROTECTIVE

20231017Component: AIR BAGSCrash reported1 injured

The contact owned a 2015 Infiniti Q50. The contact stated that while driving approximately 5 to 10 mph, she experienced a diabetic medical emergency. The driver was unable to feel her legs or feet to

20210416Component: AIR BAGSCrash reported1 injured

WHEN I BOUGHT MY 2014 INFINITI Q50 I PUT IT ON THE ROAD AND THEN I STARTED RECEIVING RECALLS. I ALSO HAD SEVERAL LIGHTS ON. I BROUGHT IT BACK TO DEALERSHIP THEY DID SOMETHING LIKE CLEARING THE LIGHTS

Showing the 5 most serious of 180 complaints filed with NHTSA.

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