2016 Hyundai Equus Service and Repair Manual

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Factory-Grade Data

2016 Hyundai Equus 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

  • Ultimate Sedan 4-Door
  • Signature Sedan 4-Door

Engines covered

  • 5.0L 5038CC V8 GAS 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

2016 Hyundai Equus Recalls & Complaints

No active recalls The 2016 Hyundai Equus has no recalls on file with NHTSA.
TSB #11032523

The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous drivers-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN). These infla

TSB #11032522

The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driverside airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN),

TSB #11025476

This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside th

TSB #10253275

This TSB provides a procedure to diagnose and replace, if necessary, an automatic transmission with Incorrect Ratio DTC (transmission clutch slip in gear above limit) listed on Page 2.

TSB #10251285

This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. If the protective cover is not removed correctly, there is a possibility of the rubber insert and rail spring becoming

TSB #10247189

This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.

TSB #10235566

Hyundai applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships. It provides a barrier between the paint and contaminants, such as rail dust, acid rain, and industrial fallout. In rare cases, the paint can becom

TSB #10235526

In certain areas, a vehicles underbody may exhibit corrosion due to road-salt usage. As a preventative measure, a cavity wax coating is applied to the internal surfaces of underbody components and an undercoating spray is applied to exterio

Showing the 8 most recent of 48 technical service bulletins on file with NHTSA.

20241028Component: SUSPENSION

Suspension air Block and airbags failing, even after being replaced by dealership 2 months ago. Most recently happened on the interstate at 70 mph. Fixed by dealership only to happen again!! Known p

20231107Component: EXTERIOR LIGHTING

There are actually 3 problems that my dealer has not been able to fix/diagnose. The first is the headlights, when set to the auto position, they will often turn off and on while driving at night. Serv

20201118Component: WHEELS

TL* THE CONTACT OWNS A 2016 HYUNDAI EQUUS. THE CONTACT STATED THAT THE POWDER COATING FROM EACH WHEEL DETACHED AND LODGED BETWEEN THE BRAKE PADS AND ROTORS CAUSING THE BRAKING SYSTEM TO MALFUNCTION AN

20201007Component: SERVICE BRAKES

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE

20201007Component: ELECTRICAL SYSTEM

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE

Showing the 5 most serious of 10 complaints filed with NHTSA.

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