2020 INFINITI QX80 Service and Repair Manual
2020 INFINITI QX80 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
- Limited Sport Utility 4-Door
- Luxe Sport Utility 4-Door
- Sensory Sport Utility 4-Door
- ProACTIVE Sport Utility 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
Nissan North America, Inc. (Nissan) is recalling certain 2020-2021 Nissan Armada and 2020-2021 INFINITI QX80 vehicles equipped with V8 engines. The impeller can swell and bind within the fuel pump mo
Fuel pump failure can cause an engine stall, increasing the risk of a crash.
Dealers will replace the fuel pump module, free of charge. Owner notification letters were mailed F
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
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
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
DTC B2E1B-06 (AUTOMATIC ECALL) STORED AS CURRENT IN THE IVC APPLIED VEHICLES: 2020-2024 Q50 (V37) 2020-2022 Q60 (CV37) 2020-2024 QX80 (Z62) SERVICE INFORMATION The APPLIED VEHICLES that come equipped with a factory installed SOS switch, loc
TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION SERVICE INFORMATION The Telematics Control Unit (TCU) has the ability to send an automatic collision notification when the vehicle is involved in an accident. Once an auto
DTC B2E01-96 (INTERNAL BATTERY) STORED AS CURRENT IN IVC APPLIED SYSTEMS: Vehicles equipped with Telematics SERVICE INFORMATION CONSULT has been updated to allow DTC B2E01-96 for Internal battery to be cleared in the Telematics Control Unit
AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. IF YOU CONFIRM The AV control unit needs to be replaced. ACTION 1. Read and save
TELEMATICS (IVC) SERVICE INFORMATION Vehicles equipped with factory telematics system HINT: If the client experiences Wi-Fi hotspot related concerns only, DO NOT replace the TCU. Have the client contact the AT&T Support line at 1 (888) 719-
Showing the 8 most recent of 102 technical service bulletins on file with NHTSA.
Sunroof shattered while driving. If I did not have sunroof cover closed, glass would have fallen on me into car and potentially cause distraction leading to crash. An insurance rep will be inspecting
The brakes automatically engage without cause. The problem occurs at both city and highway speeds, from 20-75 mph. It is particularly bad when passing underneath a bridge. The car will abruptly stop.
The brakes automatically engage without cause. The problem occurs at both city and highway speeds, from 20-75 mph. It is particularly bad when passing underneath a bridge. The car will abruptly stop.
The brakes automatically engage without cause. The problem occurs at both city and highway speeds, from 20-75 mph. It is particularly bad when passing underneath a bridge. The car will abruptly stop.
While waiting in a parking lot, I was reviewing the settings available on the lower center display, one of those options was for "Camera." Inside this menu I found and made adjustment for options li
Showing the 5 most serious of 10 complaints filed with NHTSA.
