2020 Nissan Frontier Service and Repair Manual

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Factory-Grade Data

2020 Nissan Frontier 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

  • SV Extended Cab Pickup 4-Door
  • SV Crew Cab Pickup 4-Door
  • S Extended Cab Pickup 4-Door
  • S Crew Cab Pickup 4-Door
  • PRO-4X Crew Cab Pickup 4-Door

Engines covered

  • 3.8L 3779CC V6 GAS DOHC Naturally Aspirated
  • 4.0L 3954CC V6 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

2020 Nissan Frontier Recalls & Complaints

NHTSA #22V45700024/06/2022Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Nissan North America, Inc. (Nissan) is recalling certain 2020-2022 Frontier and Titan vehicles. The transmission parking pawl may not engage when the vehicle is shifted into park, which can result in

Consequence

A vehicle rollaway increases the risk of a crash.

Remedy

Owners are advised to apply the parking brake every time they park their vehicle. Dealers will repl

NHTSA #22V67100007/09/2022Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Nissan North America, Inc. (Nissan) is recalling certain 2020-2023 Titan, 2020-2022 Frontier, and 2023 Z vehicles. The transmission parking pawl may not engage when the vehicle is shifted into park,

Consequence

A vehicle rollaway increases the risk of a crash.

Remedy

Owners are advised to apply the parking brake every time they park their vehicle. Dealers will perf

TSB #11031705

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 #11031704

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 #11006459

9 SPEED A/T VALVE BODY (CONTROL VALVE TCM) REPLACEMENT This bulletin is no longer active. Please discard previous versions of NTB20-077.

TSB #11004963

INTELLIGENT KEY INITIALIZATION PROCEDURE STOPS OR WILL NOT CONTINUE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.

TSB #11004962

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

TSB #11004961

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 #11004960

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 #11001201

WINDOW GLASS WARRANTY INFORMATION 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 66 technical service bulletins on file with NHTSA.

20241007Component: POWER TRAINCrash reported1 injured

The contact owned a 2020 Nissan Frontier. The contact received notification of NHTSA Campaign Number: 22V671000 (Power Train) however, the part to do the recall repair was not yet available. The cont

20221213Component: POWER TRAINCrash reported

The contact owns a 2020 Nissan Frontier. The contact stated that the vehicle was in the park position, but while exiting the vehicle it began to roll and crashed into the garage door. There were no r

20220922Component: POWER TRAIN:AUTOMATIC TRANSMISSIONCrash reported

2020 NISSAN FRONTIER. CONSUMER WRITES IN REGARD TO TRANSMISSION ISSUES. THE CONSUMER STATED UPON PURCHASING THE VEHICLE IT WOULD PULL TO THE RIGHT. THE DEALER ATTEMPTED TO REPAIR THIS FAILURE, BUT WA

20250928Component: ENGINE

UNKNOWNI want to report my repossessed car and hold Santander Consumer USA responsible because they sold my car without my consent and not only that, report the fraud of the sale of the same car that

20250928Component: BACK OVER PREVENTION: WARNINGS

UNKNOWNI want to report my repossessed car and hold Santander Consumer USA responsible because they sold my car without my consent and not only that, report the fraud of the sale of the same car that

Showing the 5 most serious of 29 complaints filed with NHTSA.

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