Service bulletins for the 2014 Infiniti Q50
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
256 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| P3257A | 2021-05-10. Service bulletin. EQUIPMENT. Additional USBs shipped to all retailers for Q50 IT Gen 5 Product Performance Enhancement |
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| ITB13029A | 2021-05-10. Service bulletin. SUSPENSION; STEERING; WHEELS. SERVICE INFORMATION: During the Pre-Delivery Inspection (PDI) test drive, you may experience the following conditions: - While driving straight the steering wheel is off-center, and - While driving straight, if you relax your grip on the steering wheel, the steering wheel will return to center and the vehicle will pull, as if making a turn. The above condition indicates that the Direct Adaptive Steering (DAST) needs to be trained (recalibrated). NOTE: Do not perform a wheel alignment for a steering wheel off-center or pull condition at PDI. See this bulletin for further detail. |
| ITB07047D | 2021-05-10. Service bulletin. STRUCTURE. SERVICE INFORMATION Scratch Shield is a scratch-resistant clear coat which "heals" by itself when the vehicle gets a small scratch in the clear coat. If the scratch reaches the color base coat, however, it will not "heal". Scratch Shield was implemented for the first time in the U.S. with the 2008 EX35. NOTE: Scratch Shield is applied to body panels and fasicas only. Scratch Shield Label Vehicles equipped with Scratch Shield have a label (see Figure 1) which is typically located underneath the hood. Vehicles that DO NOT have the Scratch Shield label shown in Figure 1 are not equipped with Scratch Shield. See this bulletin for further detail. |
| ITB13033A | 2021-05-10. Service bulletin. LANE DEPARTURE; POWER TRAIN; AIR BAGS; STEERING; WHEELS. SERVICE INFORMATION: At engine start up, if a low 12 volt battery condition (approximately 8 volts) occurs with an Applied Vehicle, the following conditions may happen: * The Power Steering Warning Light is, or may have been ON. * DTC codes C13EB (DAST1, DAST2) and C13E9 (DAST1) may be stored as current or past. * Power steering will go to EPS mode (reduced power assist). Additionally, * The steering wheel may be off-center when starting to drive. Please see this bulletin for futher details. |
| ITB92069D | 2021-05-10. Service bulletin. EQUIPMENT; WHEELS. Infiniti Original Equipment or Genuine Accessory Alloy wheels, along with their finish coating (clear, chrome, titanium, etc.), are specifically developed to achieve Infiniti design and performance standards. These Original Equipment or Genuine Accessory wheels are subjected to testing to ensure they meet Infiniti's standards. Infiniti Original Equipment Alloy or Genuine Accessory wheels subjected to aftermarket chroming may no longer continue to meet these standards and may be seriously damaged. Therefore, Infiniti most strongly discourages, and recommends that these wheels NEVER be subjected to, aftermarket chroming. See this bulletin for further details. |
| P3237B | 2021-05-10. Service bulletin. EQUIPMENT. Infiniti has released an Owner?s Manual Supplement which revises or adds three (3) pages in the 2014 Infiniti InTouch Owner?s Manual. |
| P3237A | 2021-05-10. Service bulletin. BACK OVER PREVENTION. Infiniti is conducting a Retailer Service Action to reprogram the IT GEN5 software on certain specific MY14 Q50 vehicles. |
| ITB00024F | 2021-05-10. Service bulletin. STEERING; SUSPENSION; SERVICE BRAKES. SERVICE INFORMATION - This bulletin is to assist you in responding to customer questions about brake operation, and provides diagnostic and repair information for each item listed, if any should occur. - Most brake issues fall into the following categories: a. Brake Noise: A squeak, squeal, clunk, or groan that occurs when the brakes are applied or released. b. Brake Judder: A vibration that can be felt in the vehicle, steering wheel, or brake pedal when the brakes are applied. c. Pedal Feel: The effort needed to operate the brakes is too high or too low. SERVICE PROCEDURE 1. Verify the condition by road testing the vehicle with the customer. 2. Determine the specific brake issue based on the description in the Service Information above. 3. Follow the appropriate repair procedure(s), listed on the following pages, for your specific issue. See this bulletin for further details. |
| ITB04038A | 2021-05-10. Service bulletin. SERVICE BRAKES; STEERING; WHEELS. If YOU CONFIRM: A vehicle needs to have the brake rotors resurfaced (front or rear). ACTION: Use the ProCut PFM Series on-car brake lathe to perform brake rotor resurfacing and follow the tips listed in this bulletin. - The ProCut PFM Series brake lathe has been chosen as the approved tool for rotor resurfacing. - The ProCut PFM Series brake lathe can be ordered from TECH-MATE at 1-800-662-2001. - ProCut technical support or service can be obtained by calling 1-800-543-6618. NOTE: Brake rotors may need to be resurfaced during routine brake repair or for brake "judder" incidents. - Brake judder: A brake pedal pulsation and/or steering wheel shimmy when braking that occurs when there is too much thickness variation of the brake rotors (see ITB00-024). See this bulletin for further detail. |
| P3237 | 2021-05-10. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Infiniti is placing certain specific 2014 Q50 vehicles in retailer inventory on a temporary QA Hold. |
| ITB17-041A | 2021-05-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN INFINITI; 2G TELEMATICS HARDWARE DEACTIVATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin. |
| ITB16-012C | 2021-05-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. INTELLIGENT KEY BUTTONS INOPERATIVE BUT REQUEST SWITCHES WORK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB14-059B | 2021-05-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. INTELLIGENT KEY DOES NOT WORK INTERMITTENTLY This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin. |
| ITB13-057B | 2021-05-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 2013 JX35, 2014-2015 Q50 & QX60; ONE OR BOTH INTELLIGENT KEYS LOST PRIOR TO CUSTOMER DELIVERY This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin. |
| ITB13-052C | 2021-05-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended to update the Applied Vehicles. No other changes were made. Please discard previous versions of this bulletin. |
| ITB19-024A | 2021-04-13. Service bulletin. ELECTRICAL SYSTEM. DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB17-042D | 2021-04-13. Service bulletin. ENGINE AND ENGINE COOLING. INFINITI; DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O-RING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB16-021B | 2021-04-08. Service bulletin. ELECTRICAL SYSTEM. THEFT ALARM SOUNDS WHEN VEHICLE IS LOCKED, UNLOCKED, OR DOOR/TRUNK OPENED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB14-017B | 2021-04-08. Service bulletin. ELECTRICAL SYSTEM. 2014 – 2015 Q50; CONFIGURING INFINITI INTOUCH SYSTEM This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB17-005A | 2021-04-08. Service bulletin. ELECTRICAL SYSTEM. BLUETOOTH, USB, AND AUX FUNCTION DIAGNOSTIC TOOL This bulletin has been amended. See AMENDMENT HISTORY on page 3. Please discard previous versions of this bulletin. |
| ITB16-006A | 2021-04-08. Service bulletin. ELECTRICAL SYSTEM. INFINITI; FRONT SONAR PARKING SENSOR SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB10-037E | 2021-04-08. Service bulletin. ELECTRICAL SYSTEM. RADIO PRESETS / CLIMATE CONTROL SETTINGS / NAVIGATION SETTINGS CHANGE WITH INTELLIGENT KEY MEMORY This bulletin has been amended. Please see AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB13-026L | 2021-04-08. Service bulletin. ELECTRICAL SYSTEM. 2014-2017 INFINITI; DISPLAY CONTROL UNIT REPLACEMENT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB12-041D | 2021-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. SIRIUSXM SATELLITE RADIO / WEATHER / TRAFFIC / TRAVEL LINK ACTIVATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin. |
| ITB12-011P | 2021-04-08. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.