2015 Infiniti Q50 Technical Service Bulletins

204 technical service bulletins (TSBs) are on record for the 2015 Infiniti Q50. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10190188Mar 5, 2021Electrical system. DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10190187Mar 1, 2021Engine 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.
• 10188303Feb 3, 2021Forward collision avoidance, Lane departure. AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10188296Feb 1, 2021Equipment, Electrical system. CLOCK, AUDIO, HVAC OR NAVIGATION SETTINGS INTERMITTENTLY CHANGE ON THEIR OWN This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10186786Jan 28, 2021Equipment. INFINITI; THEFT ALARM TRIGGER HISTORY FUNCTION This bulletin is no longer active. Please discard previous versions of ITB16-009.
• 10185374Dec 22, 2020Electrical system, Equipment. Expiration Notification - 2G Telematics Hardware Replacement Campaign Summary In 2016, INFINITI launched a Client Satisfaction Initiative (CSI) that provided clients with an opportunity to update the Telematics Control Unit (TCU) in vehicles equipped with a TCU designed to connect to the 2G cellular network. AT&T stopped accepting enrollments on the 2G cellular network, and discontinued its 2G cellular network…
• 10185377Dec 21, 2020Electrical system, Equipment. CLIENT SATISFACTION INITIATIVE 2G TELEMATICS HARDWARE REPLACEMENT Customer Satisfaction Initiative ID # PC451, PC452 and PC454 are no longer active.  Repair orders opened after this bulletin’s published date are no longer eligible for reimbursement under Campaign ID # PC451, PC452 or PC454.  Please discard all previous versions of ITB17-007.
• 10185375Dec 10, 2020Engine cooling, Electrical system. 2005-2015 INFINITI VEHICLES; ECM REPROGRAMMING SERVICE INFORMATION This bulletin is no longer active. Please discard previous versions of ITB15-024.
• 10183964Nov 5, 2020Lane departure, Forward collision avoidance. AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10180978Sep 14, 2020Fuel system, Equipment. 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.
• 10172177Feb 10, 2020Tires, Wheels. 2014-2020 Q50 AND 2017-2020 Q60; TPMS SENSOR LEAKING AIR IF YOU CONFIRM The vehicle has the original equipment wheels and TPMS sensors (tire pressure sensors) installed. AND The owner states that one or more tires has a continuous air leak or looses air pressure multiple times over a 30 day period (approximatively 1 psi every 3 days).
• 10171196Jan 10, 2020Equipment. 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.
• 10168892Nov 22, 2019Transmission and drivetrain. 2014-2015 Q50; MIL ON WITH DTC P0720 AND MAY HAVE HARSH SHIFTING AND/OR LACK OF POWER SERVICE INFORMATION If DTC P0720 OUTPUT SPEED SENSOR is stored, follow the diagnostic procedure in the ESM. If the diagnosis leads to output speed sensor replacement, replace the control valve. Do NOT replace the output speed sensor.  - Refer to the ESM for control valve replacement: TRANSMISSION DRIVELINE> TRANSAXLE…
• 10167279Oct 8, 2019Equipment. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10165750Sep 12, 2019Electrical system, Seats, Air bags. DTC B00A0-00 STORED IF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored And OCS zero point reset cannot be performed And The following screen will display: ACTION 1. Check the Occupant Classification System (OCS) control unit using the ODS Analysis tool software.  Refer to SERVICE PROCEDURE on the next page. HINT: “OCS” may also be referred to as “ODS”. 2. Perform “75-zero RESET”.
• 10163937Jul 26, 2019Electrical 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.
• 10162969Jun 24, 2019Equipment. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10161388May 22, 2019Lane departure, Equipment. AEB WARNING LIGHT BLINKING This bulletin applies only to vehicles equipped with a lane camera. SERVICE INFORMATION If the AEB warning light is blinking (but not illuminated steadily) or the customer states it is blinking, and there are no related DTCs, inspect the windshield.
• 10160176Apr 2, 2019Equipment. EXTERIOR CLEANING INFORMATION SERVICE INFORMATION When cleaning the exterior of an Infiniti vehicle, damage may occur when using a cleaner with too high of an alkaline concentration. - Always refer to the Appearance and care section of the related owner?s manual. - Not all cleaners are created equal. - Many cleaners come in concentrated form. - Alkaline cleaners (cleaners with a high pH value) can cause spots on…
• 10158423Mar 4, 2019Equipment, Electrical system. INFINITI; MIL ON WITH DTC P219A AND/OR P219B STORED SERVICE INFORMATION If the MIL is ON and DTC P219A (AIR FUEL RATIO IMBALANCE B1) and/or P219B (AIR FUEL RATIO IMBALANCE B2) is stored: - DO NOT replace the Air Fuel Ratio (A/F) sensor. - Refer to the applicable Electronic Service Manual (ESM) and follow the diagnostic procedure for DTC P219A and/or P219B.
• 10155156Feb 28, 2019Equipment. CLOCK, AUDIO, HVAC OR NAVIGATION SETTINGS INTERMITTENTLY CHANGE ON THEIR OWN This bulletin applies only to vehicles equipped with INFINITI InTouch (Intelligent Key). SERVICE INFORMATION An Intelligent Key, for the applied vehicles with INFINITI InTouch?, has the abillity to trigger specific customized settings for the radio, clock, heating and air conditioning (HVAC) and navigation that are unique to that key, and…
• 10155152Feb 4, 2019Equipment. 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.
• 10152991Jan 29, 2019Engine 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.
• 10152989Jan 29, 2019Engine cooling. ALL MODEL YEAR 2012 AND NEWER INFINITI VEHICLES; EVAP LEAK DTC P0442, P0455, P0456 INFORMATION This bulletin has been amended. See Amendment History on the last page. Please discard previous versions of this bulletin.
• 10152987Jan 24, 2019Equipment. TELEMATICS SERVICE INFORMATION This bulletin applies only to vehicles equipped with factory Navigation system. This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
• 10152988Jan 15, 2019Equipment. 2014-2017 INFINITI VEHICLES; DISPLAY CONTROL UNIT REPLACEMENT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
• 10152992Jan 11, 2019Equipment, Electrical system. CHASSIS CONTROL MODULE DTC INFORMATION SERVICE INFORMATION If one or more of the following Chassis Control DTCs are stored: - C1BA0-00 - (CHASSIS CONTROL BRAKE SYSTEM) - C1B90-00 - (DIRECT ADAPTIVE STEERING SYSTEM) - C1B92-00 - (BRAKE CONTROL SYSTEM) - C1B93-00 - (ENGINE/HEV SYSTEM) - C1B94-00 - (TRANSMISSION SYSTEM) And One or more additional DTCs, other than those above, are also stored in a control unit other…
• 10152503Nov 28, 2018Equipment, Engine. OBD II EVAP Tube Warranty Enhancement The update below was sent out to Regions and Retailers in August of this year. We are re-circulating this update to make regional and retailer personnel aware that we are re-notifying clients at this time.
• 10152502Nov 28, 2018Fuel system. INFINITI; FUEL TANK IS EXTREMELY DIFFICULT TO FILL The update below was sent out to Regions and Retailers in August of this year. We are re-circulating this update to make regional and retailer personnel aware that we are re-notifying clients at this time.
• 10152506Nov 13, 2018Air bags. AIR BAG WARNING LIGHT FLASHING INDICATING SYSTEM DIAGNOSTIC MODE IF YOU CONFIRM The air bag warning light is flashing slowly (repeating 2 seconds ON, 2 seconds OFF). NOTE: If this should occur, the Air Bag Diagnosis Sensor Unit is in Diagnostic Mode and needs to be returned to User Mode. ACTION 1. Use CONSULT-III plus to check for Air Bag DTCs and perform repairs as needed. 2. Return the Air Bag Diagnosis Sensor…
• 10149809Oct 24, 2018Equipment, Body and structure. PLASTIC INTERIOR TRIM PROTECTIVE COVERING REMOVAL SERVICE INFORMATION Vehicles are delivered with plastic interior trim protective covering on the front and rear seats, front and rear door panel finishers, steering wheel, and sun visors (see examples on page 2). When removing the protective covering, care must be used to avoid scuffs, scrapes, cuts, and other abrasive contact to interior trim components. DO NOT use…
• 10149806Oct 12, 2018Transmission and drivetrain. TRANSMISSION & ENGINE AUTOMATED DATA COLLECTION AND DIAGNOSTIC REPORTING SERVICE INFORMATION To support proper diagnosis and to promote Fixed-Right-First-Time ? Infiniti may review CONSULT-III plus (CIII plus) data relating to vehicle operation and function to help with vehicle diagnosis and diagnostic validation. IMPORTANT: For transmission/engine repair or replacement, retailers are required to connect C-III plus…
• 10148776Oct 12, 2018Equipment. 2G Telematics Hardware Replacement Client Satisfaction Initiative UPDATE October 12, 2018 Please discard earlier versions of this bulletin. The announcement from February 17, 2017 has been revised to include: - ~397 retailed vehicles have been added to campaign ID PC454
• 10149804Oct 9, 2018Electrical system. INFINITI; SIGNAL TECH-II INTELLIGENT KEY BATTERY TEST AND SIGNAL CHECK This bulletin has been amended. See Amendment History on the last page. Please discard previous versions of this bulletin.
• 10149802Oct 9, 2018Equipment. Infiniti USA Electronic Field Communication Subject: Retailed Vehicle Open Campaign Report Lists Updated The lists for each retailer?s Retailed Vehicle Open Campaign Report has been updated today in DBS. We made our best effort to reassign vehicles to retailers based on the most recent owner information we received.
• 10149803Oct 2, 2018Air bags. Infiniti USA Electronic Field Communication Subject: Takata Completion Objectives for Q3 INFINITI is continuing to ask its retailers to urgently help increase customer participation in the Takata recalls to help it achieve 100% customer recall participation for the following vehicles: ? 2001 I30 ? 2002-04 I35 ? 2003-08 FX ? 2002-03 QX4 ? 2006-10 M Sedan INFINITI expects to upload the next refreshed owner list to…
• 10145541Sep 28, 2018Equipment. DBS Enhancement: Retailed Vehicle Open Campaign Report INFINITI announced the availability of a new DBS enhancement tool to the Service > Campaign screen: Retailed Vehicle Open Campaign Report on July 9, 2018, which identifies owner contact information for specific campaigns. Currently, only Takata campaign owner lists are available.
• 10145542Sep 11, 2018Equipment. TELEMATICS SERVICE INFORMATION This bulletin applies only to vehicles equipped with factory Navigation system. This bulletin has been amended to add a Required Actions by Model and Year table on page 2, a Check OFF Sheet on page 21 and to reorganize the information throughout. It is necessary for you to read this revised procedure to properly perform this Service Information. Please discard previous versions of…
• 10144497Aug 20, 2018Fuel system. INFINITI; FUEL TANK IS EXTREMELY DIFFICULT TO FILL This bulletin has been amended. Changes have been made throughout. It is necessary for you to read this revised procedure to properly perform this action. Please discard previous versions of this bulletin.
• 10145053Aug 17, 2018Engine cooling. OBD II EVAP Tube Warranty Enhancement UPDATE August 17, 2018 Please discard earlier versions of this bulletin. The announcement from March 21, 2017 has been revised to include: - Clarification that the refueling concern is extremely hard to fill, not intermittent, and occurs at multiple fueling stations and fuel pumps - Customer expense may be applicable if the vehicle is out of warranty
• 10145052Aug 17, 2018Engine cooling. OBD II EVAP Tube Warranty Enhancement UPDATE August 17, 2018 Please discard earlier versions of this bulletin The announcement from March 21, 2017 has been revised to include: o Clarification that the refueling concern is extremely hard to fill, not intermittent, and occurs at multiple fueling stations and fuel pumps o Client expense may be applicable if the vehicle is out of warranty
• 10144496Aug 16, 2018Fuel system. INFINITI; FUEL TANK IS EXTREMELY DIFFICULT TO FILL IF CUSTOMER REPORTS: Customer routinely experiences difficulty fueling the vehicle at different fuel stations (filling nozzle shuts off every few seconds while filling at multiple stations and using multiple filling pumps). IMPORTANT: - If the customer does not report the above symptoms, this bulletin does not apply. - If the customer reports intermittent (but not…
• 10144495Aug 15, 2018Fuel system. ALL MODEL YEAR 2012 AND NEWER INFINITI VEHICLES; EVAP LEAK DTC P0442, P0455, P0456 INFORMATION This bulletin has been amended. The publication date has been revised to include the latest models and model years, and the Service Procedure has been updated. Please discard previous versions of this bulletin.
• 10144498Aug 10, 2018Seats. 2015 ? 2016 Q50 AND Q50 HYBRID; FRONT SEAT VIBRATION This bulletin has been amended. APPLIED VEHICLES has been updated. More information has been added to IF YOU CONFIRM. No other changes have been made. Discard all previous versions of this bulletin.
• 10141448May 30, 2018Electrical system, Steering. DAST CALIBRATION (MODE1) INCOMPLETE OR C13E9-00/C13EB-00 UNABLE TO ERASE This bulletin applies only to vehicles equipped with Direct Adaptive Steering (DAST). SERVICE INFORMATION This bulletin has information for two services for which a technician may need additional help: - While performing DAST CALIBRATION (MODE1), the calibration may stop or will not start. - DTC C13E9-00 (BOOTING ANGLE PROCESSING) and C13EB-00…
• 10144484Apr 4, 2018Equipment. NEW PAINT GUARD FILM REMOVAL INFORMATION This bulletin applies only to new, unsold vehicles with Paint Guard Film in Dealer Stock. This bulletin has been amended. The publication date has been revised to include the latest models and model years. No other changes have been made. Please discard previous versions of this bulletin.
• 10136202Mar 26, 2018Engine, 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.
• 10136642Mar 23, 2018Wheels, Electronic stability control. WHEEL BALANCING SERVICE INFORMATION This bulletin has been amended. The publication date has been revised to include the latest models and model years. No other changes have been made. Please discard previous versions of this bulletin.
• 10136638Mar 19, 2018Exterior lighting. HEADLAMP FOGGING This bulletin has been amended. The APPLIED VEHICLES section has been revised. No other changes have been made. Please discard previous versions of this bulletin.
• 10136647Mar 7, 2018Electrical system. TELEMATICS SERVICE INFORMATION This bulletin has been amended. Changes have been made throughout. It is necessary to read the revised procedure(s) in entirety to properly perform the action(s). Please discard previous versions of this bulletin.

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