2021 Nissan TITAN Service and Repair Manual

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Factory-Grade Data

2021 Nissan TITAN 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

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

Engines covered

  • 5.6L 5552CC 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

2021 Nissan TITAN 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 #21V16900011/03/2021Component: TIRES

Nissan North America, Inc. (Nissan) is recalling certain 2019-2020 Altima and 2018-2021 Titan vehicles equipped with Continental tires. On the affected vehicles, it is possible that one or more tires

Consequence

Over cured tires may develop a break in the sidewall, resulting in sudden air loss or belt edge sepa

Remedy

Nissan will notify owners, and dealers will inspect the tires, and replace them as necessary, free o

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 #11014473

FLUID LEAK FROM THE FRONT DIFFERENTIAL CASE ACTUATOR MOTOR PLASTIC THREADS SERVICE INFORMATION Figure 1 Figure 2 If the front differential has a fluid leak coming from the actuator motor plastic threads (Figure 1): a. Place an alignment mar

TSB #11014472

AUTOMATIC EMERGENCY BRAKING WARNING LIGHT BLINKING APPLIED SYSTEMS: Vehicles equipped with a lane camera (see Figure 1) SERVICE INFORMATION If the Automatic Emergency Braking (AEB) warning light or is blinking (but not illuminated steadily)

TSB #11014471

INTELLIGENT CRUISE CONTROL INOPERATIVE AND AEB/FEB WARNING LIGHT ON OR RADAR OBSTRUCTION MESSAGE DISPLAYED WITH DTC C1A16 OR C2582 IF YOU CONFIRM IMPORTANT: The purpose of ACTION (on the next page) is to give you a quick idea of the work yo

TSB #11009068

DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. IF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored, AND OCS zero point reset

TSB #11006999

DTC B2E1B-06 (AUTOMATIC ECALL) STORED AS CURRENT IN THE IVC APPLIED VEHICLES: 2021-2022 Armada (Y62) 2022-2023 Frontier (D41) 2023 Kicks (P15) 2021-2023 Maxima (A36) 2022-2023 Pathfinder (R53) 2021, 2023 Rogue (T33) 2022-2023 Sentra (B18) 2

TSB #11006978

INFOTAINMENT CONTROL UNIT REPLACEMENT SERVICE INFORMATION APPLIED VEHICLES: 2021-2024 Armada (Y62) 2022-2024 Frontier (D41) Pro-X and Pro-4X 2022-2024 Pathfinder (R53) 2021-2023 Rogue (T33) 2020-2024 Titan (A61) 2023-2024 Z (Z34) SERVICE IN

Showing the 8 most recent of 136 technical service bulletins on file with NHTSA.

20241219Component: AIR BAGSCrash reported1 injured

The contact owns a 2021 Nissan Titan. The contact stated that while driving at 40 MPH, another vehicle turned in front of their vehicle, causing the contact's front end to hit the other vehicle's pass

20250608Component: STRUCTURE:BODYCrash reported

NHTSA I own a 2021 Nissan Titan. I am deeply concerned that I have defective Air Bags. I have had 2 collisions in my vehicle at high rates of speed and none deployed either time. I now fear that th

20250608Component: SUSPENSIONCrash reported

NHTSA I own a 2021 Nissan Titan. I am deeply concerned that I have defective Air Bags. I have had 2 collisions in my vehicle at high rates of speed and none deployed either time. I now fear that th

20250608Component: ELECTRICAL SYSTEMCrash reported

NHTSA I own a 2021 Nissan Titan. I am deeply concerned that I have defective Air Bags. I have had 2 collisions in my vehicle at high rates of speed and none deployed either time. I now fear that th

20230630Component: SERVICE BRAKESCrash reported

I was traveling on the Interstate at about 50 miles an hour. I went under a bridge and my front crash avoidance sensors malfunctioned and the breaks were applied. My truck completely locked down to a

Showing the 5 most serious of 67 complaints filed with NHTSA.

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