WenmarOpen by Wenmar Pro

Service bulletins for the 2015 Infiniti Q70

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.

150 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
ITB12-011i2018-01-29. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TELEMATICS SERVICE INFORMATION This bulletin applies to vehicles that are equipped with factory Navigation system. This bulletin has been amended. Changes have been made throughout. You must read the entire bulletin to understand all the changed information. Please discard all previous versions of this bulletin.
ITB09-039e2018-01-29. Service bulletin. VISIBILITY:WINDSHIELD. WINDSHIELD CRACKING This bulletin has been amended to apply to the latest models and model years. Also, warranty information on pages 1 and 8 has been updated. No other changes have been made. Please discard previous versions of this bulletin.
ITB00-024g2018-01-29. Service bulletin. SERVICE BRAKES. BRAKE NOISE/JUDDER/PEDAL FEEL DIAGNOSIS AND REPAIR This bulletin has been amended to include vehicles built up to the publication date. Also, tips for using the ProCut? brake lathe were added on page 8, and a Brake Noise Diagnostic Worksheet was added on page 10. Please discard previous versions of this bulletin.
ITB17-0572018-01-29. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. 2011 - 2013 M AND M HYBRID, 2014-2015 Q70 AND Q70 HYBRID; POOR HEATER PERFORMANCE FROM THE PASSENGER SIDE IF YOU CONFIRM With the engine running at full operating temperature and the HVAC set to VENT (face) and 90°F on both sides, the VENT air temperature on the passenger side is more than 10°F colder than the VENT air temperature on the driver side, AND THEN When the HVAC control is adjusted to 60°F on both sides, there is a noticeable change from warm air to cool (A/C) air discharged from VENT on both sides. This confirms proper MIX door operation, NOTE: If the MIX door operation is abnormal, this bulletin does not apply. Refer to ASIST for further diagnostic information. AND No HVAC DTCs are stored. ACTION 1. Drain the engine coolant. 2. Modify the thermostat. 3. Flush the cooling system 3 times with Long Life Coolant. 4. Replace the heater core. 5. Replace the thermostat with gasket.
ITB12-011g2017-10-25. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. TELEMATICS SERVICE INFORMATION This bulletin has been amended. Modifications have been made to include 2017 Q50, Q60, Q70, QX60, and QX80 vehicles. No other changes have been made. Please discard all previous versions of this bulletin.
P73312017-10-25. Service bulletin. ELECTRICAL SYSTEM. Disabling the 2G TCU Voluntary Service Campaign ***** Campaign Summary ***** Infiniti is conducting a Voluntary Service Campaign to disable (turn off) the 2G Telematics Control Unit (?2G TCU?). The subject QX56/QX80, JX35/QX60, M37/M56/Q70, and 2014-15 Q50 vehicles are equipped with Continental GEN1 TCU devices transmitting at 2/2.5G (GSM/GPRS/UMTS) frequencies and are designed to work with 2G cellular service. The 2G cellular service is no longer active in the United States. The subject 2G TCUs are no longer connected to telematics services and no longer perform any function in the affected vehicles. This campaign is being performed out of an abundance of caution to help safeguard against potential cybersecurity issues. - All eligible vehicles that enter the service department for any reason should have the subject 2G TCU deactivated. This campaign will be performed at no charge to the client for parts and labor. - Vehicles that have been upgraded to 3G TCUs are not subject to this campaign. - For clients interested in the 3G TCU upgrade as opposed to deactivation, please refer to ITB17-007 (PC451, PC452, or PC454)
ITB17-0072017-10-25. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. CLIENT SATISFACTION INITIATIVE 2G TELEMATICS HARDWARE REPLACEMENT This bulletin applies to vehcile equipped with navigation systems only. SERVICE INFORMATION On February 26, 2016 Infiniti announced that it was sending a reminder notification to clients affected by AT&T?s planned discontinuation of the 2G cellular network. In June 2016, Infiniti communicated instructions to retailers to update new vehicles in their inventory with 3G compatible telematics control units. At this time, Infiniti is beginning the process of making 3G compatible hardware available to owners of affected vehicles as identified above. This upgrade may require an owner to make a co-payment in order to receive the 3G hardware update. Please refer to the Claims Information below to determine if an owner co-pay is required. This client satisfaction initiative includes both the hardware upgrade and a complimentary one-year subscription to Infiniti Connection Plus telematics service; this does not apply to PC454 (see page 2 for details). You MUST use Service Comm to confirm bulletin Applicability. NOTE: - Vehicle eligibility will be viewed on the second page of Service Comm. This activity is not displayed on the main page of Service Comm because it is optional for customers to participate. - Vehicles without Navigation are ineligible as they are not equipped with TCUs. Retailer?s Responsibility It is the retailer?s responsibility to check SERVICE COMM using the appropriate Service Comm I.D. for the status on each vehicle falling within the range of this client satisfaction initiative which for any reason enters the service department. If a vehicle subject to this client satisfaction activity was part of a retailer trade, the letter associated with that vehicle should be forwarded to the appropriate retailer for upgrade completion.
REVISION 1-PC4512017-10-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. 2G Telematics Hardware Replacement Client Satisfaction Initiative The announcement from September 2, 2016 has been revised to include: - The telematics upgrade for 2014-15 Q50 is now available. The procedure and part information has been added to this announcement.. - Second page of Service Comm is not VIN specific, service personnel should check vehicle repair history prior to offering clients an opportunity to upgrade - In lieu of repair history, TCU version can be checked on the information screen (see page 2) Please discard previous versions of this announcement.
ITB16-0472017-10-15. Service bulletin. ENGINE. INFINITI; DIAGNOSIS INFORMATION FOR ABS DTC C1130 SERVICE INFORMATION When diagnosing for DTC C1130 (ENGINE SIGNAL): ECM related DTCs (P-codes) must be diagnosed, repaired, and DTCs erased first. - DTC C1130 is an ABS DTC that indicates an output signal of the ECM is not recognized. - Absent or incorrect ECM signals, that are indicated by corresponding P-codes, may trigger C1130 in the ABS control unit. - Some vehicle features that can be affected by absent or incorrect ECM signals are: - Forward Emergency Braking (FEB) - Intelligent Cruise Control (ICC) - VDC/ABS/TCS
ITB13-052a2017-10-15. Service bulletin. ENGINE. INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended to update the Applied Vehicles and make changes to the body of the bulletin. Please discard previous versions.
ITB17-0412017-10-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. VOLUNTARY SERVICE CAMPAIGN INFINITI; 2G TELEMATICS HARDWARE DEACTIVATION INTRODUCTION Infiniti is conducting a Voluntary Service Campaign (in the U.S. ONLY) on certain specific 2013-2016 Infiniti vehicles equipped with 2G Telematics Hardware to disable the 2G Telematics Control Unit (TCU). The 2G cellular service is no longer active in the United States and the subject TCUs are no longer connected to telematics services (Infiniti ConnectTM) and no longer perform any function in the affected vehicles. This campaign is being performed out of abundance of caution to help prevent potential cybersecurity issues. - Applied vehicles equipped with the 2G Telematics Control Unit (TCU) that enter the service department for any reason should have the subject TCU deactivated. This campaign will be performed at no charge to the customer for parts or labor. - For customers interested in the TCU update as opposed to deactivation, please refer to ITB17-007. IDENTIFICATION NUMBER Infiniti has assigned identification number P7331 to this campaign. This number must appear on all communications and documentation of any nature dealing with this campaign. DEALER RESPONSIBILITY Dealers are to repair vehicles falling within range of this campaign that enter the service department. This includes vehicles purchased from private parties, vehicles presented by transient (tourists) owners, and vehicles in a retailer?s inventory.
ITB09-015h2017-10-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 12 VOLT BATTERY STORAGE AND MAINTENANCE FOR NEW VEHICLES IN RETAILER INVENTORY This bulletin has been amended throughout. Please discard all previous versions of this bulletin.
ITB12-011h2017-10-12. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TELEMATICS SERVICE INFORMATION This bulletin applies to vehicles equipped with factory Navigation system. This bulletin has been amended. Information for several 2018 models has been added. No other changes have been made. Please discard all previous versions of this bulletin.
ITB11-005c2017-10-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; WHEELS. 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.
ITB17-042a2017-09-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). INFINITI; DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O-RING This bulletin has been amended. The APPLIED VEHICLES and CLAIMS INFORMATION sections have been revised. No other changes have been made. Please discard previous versions of this bulletin.
ITB17-0152017-08-01. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. NAVIGATION SYSTEM REBOOTS WHEN SXM TRAFFIC IS ENABLED IF YOU CONFIRM The Navigation system in an Applied Vehicle reboots when SXM Traffic is enabled. NOTE: Perform the steps in this bulletin ONLY if the above condition occurs while the vehicle is in the state of Oregon. ACTION Update the Navigation system software using the DVD shown on page 2.
ITB17-0262017-08-01. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. INFINITI; FUEL TANK IS SLOW OR DIFFICULT TO FILL IF YOU CONFIRM The fuel tank is slow or difficult to fill (filling nozzle shuts off before tank is full). IMPORTANT: Make sure this incident has been duplicated at a gas station by dealer service staff. ACTION Perform the Service Procedure in this bulletin, starting on the next page.
ITB17-0182017-08-01. Service bulletin. SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT; SUSPENSION:FRONT:CONTROL ARM:UPPER BALL JOINT. BALL JOINT AXIAL END PLAY PROCEDURE SERVICE INFORMATION When working on the front suspension, use the updated service information in this bulletin along with the Electronic Service Manual (ESM). The updated information in this bulletin is a correction and a supplement to the ESM.
REVISION 3-PC4512017-08-01. Service bulletin. EQUIPMENT:ELECTRICAL. 2G Telematics Hardware Replacement Client Satisfaction Initiative The announcement from January 3, 2017 has been revised to include: - Campaign repair bulletin, ITB17-007 has been developed and is now available on NNAnet, and ASIST. Please discard earlier versions of this bulletin.
REVISION 2-PC4512017-08-01. Service bulletin. EQUIPMENT:ELECTRICAL. 2G Telematics Hardware Replacement Client Satisfaction Initiative The announcement from November 3, 2016 has been revised to include: - 283B0-3JA6A is the part number being used for all vehicles, except Q50 o This part supersedes the previous part (283B0-3JA5A). Retailers may continue to use the previous part until existing stock is exhausted. - 283B0-3JA7A is used for Q50 - These parts are not restricted and can be ordered through normal process Please discard previous versions of this announcement.
PC451_PC452_PC452017-02-14. Service bulletin. EQUIPMENT. "2G TELEMATICS HARDWARE REPLACEMENT CLIENT SATISFACTION INITIATIVE ON FEBRUARY 26TH, 2016 INFINITI ANNOUNCED THAT IT WAS SENDING A REMINDER NOTIFICATION TO CLIENTS AFFECTED BY AT&T’S PLANNED DISCONTINUATION OF THE 2G CELLULAR NETWORK. IN JUNE 2016, INFINITI COMMUNICATED INSTRUCTIONS TO RETAILERS TO UPDATE NEW VEHICLES IN THEIR INVENTORY WITH 3G COMPATIBLE TELEMATICS CONTROL UNITS. AT THIS TIME, INFINITI IS BEGINNING THE PROCESS OF MAKING 3G COMPATIBLE HARDWARE AVAILABLE TO OWNERS OF AFFECTED VEHICLES AS IDENTIFIED ABOVE. THIS UPGRADE MAY REQUIRE AN OWNER MAKE A CO-PAYMENT IN ORDER TO RECEIVE THE 3G HARDWARE UPDATE. PLEASE REFER TO THE CHART PROVIDED ON PAGE 2 TO DETERMINE IF AN OWNER CO-PAY IS REQUIRED. THIS CLIENT SATISFACTION INITIATIVE INCLUDES BOTH THE HARDWARE UPGRADE AND A COMPLIMENTARY ONE-YEAR SUBSCRIPTION TO INFINITI CONNECTION PLUS TELEMATICS SERVICE; THIS DOES NOT APPLY TO PC454 (SEE PAGE 2 FOR DETAILS). NOTE: VEHICLE ELIGIBILITY WILL BE VIEWED ON THE SECOND PAGE OF SERVICE COMM (EXCEPT PC454). THIS ACTIVITY IS NOT DISPLAYED ON THE MAIN PAGE OF SERVICE COMM BECAUSE IT IS OPTIONAL FOR CLIENTS TO PARTICIPATE."
PC451_PC452 2G T2017-02-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. "PC451_PC452 2G TCU UPDATE - MAIL NOTIFICATION THE PURPOSE OF THIS ANNOUNCEMENT IS TO LET FIELD PERSONNEL KNOW THAT THE FIRST 22K OWNER MAILINGS HAVE BEEN SENT OUT TODAY. THIS FIRST MAILING WAS DIRECTED TOWARDS CURRENT INFINITI CONNECTION SUBSCRIBERS OR TRIAL PARTICIPANTS. THE REMAINING OWNER NOTIFICATIONS WILL BE SENT OUT BETWEEN NOW AND DECEMBER 1, 2016. OWNER NOTIFICATION TIMING FOR Q50 OWNERS IS STILL TBD BASED ON PARTS AVAILABILITY TIMING."
ITB12-011F2017-02-13. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). "TELEMATICS SERVICE INFORMATION VEHICLES EQUIPPED WITH FACTORY NAVIGATION SYSTEM THIS BULLETIN HAS BEEN AMENDED. MODIFICATIONS HAVE BEEN MADE TO INCLUDE QX30. NO OTHER CHANGES HAVE BEEN MADE. PLEASE DISCARD ALL PREVIOUS VERSIONS OF THIS BULLETIN."
REVISION1-PC4542017-02-07. Service bulletin. EQUIPMENT. "THIS ANNOUNCEMENT HAS BEEN REVISED TO CLARIFY THIS ACTIVITY IS NOT AN OFFICIAL STOP SALE. RETAILERS MAY SELL VEHICLES THAT HAVE NOT BEEN UPGRADED. PLEASE REFER TO ADDITIONAL Q&A SUPPLIED IN THIS DOCUMENT. PLEASE DISCARD EARLIER VERSIONS OF THIS BULLETIN. ON FEBRUARY 26TH, INFINITI ANNOUNCED THAT IT WAS SENDING A REMINDER NOTIFICATION TO CLIENTS AFFECTED BY AT&T’S PLANNED DISCONTINUATION OF THE 2G CELLULAR NETWORK. IN LATE SUMMER 2016, INFINITI PLANS TO PROVIDE FURTHER INFORMATION TO AFFECTED CLIENTS REGARDING OPTIONS TO HAVE THEIR TELEMATICS UNITS UPDATED. AT THIS TIME, INFINITI IS CONDUCTING A RETAILER INVENTORY SERVICE ACTION ON AFFECTED UNITS IN RETAILER INVENTORY TO REPLACE THE 2G-COMPATIBLE TELEMATICS CONTROL UNIT WITH A TELEMATICS CONTROL UNIT DESIGNED TO CONNECT TO THE AT&T 3G CELLULAR NETWORK. THE AFFECTED VEHICLES ARE EITHER CURRENTLY IN RETAILER INVENTORY OR ASSIGNED AND IN TRANSIT TO THE RETAILER. INFINITI REQUESTS THESE VEHICLES BE UPDATED PRIOR TO SALE TO ENABLE CLIENTS TO ACCESS AVAILABLE INFINITI CONNECTION™ FEATURES, INCLUDING AUTOMATIC COLLISION NOTIFICATION AND EMERGENCY CALLING. THERE ARE APPROXIMATELY 142 Q50 VEHICLES IN RETAILER INVENTORY THAT ARE EQUIPPED WITH TELEMATICS CONTROL UNITS DESIGNED TO CONNECT TO THE 2G CELLULAR NETWORK. HOWEVER, THE HARDWARE UPGRADE SERVICE PROCEDURE IS NOT AVAILABLE AT THIS TIME. PLEASE DO NOT TAKE ANY ACTION AT THIS TIME ON Q50 VEHICLES THAT ARE EQUIPPED WITH A 2G-COMPATIBLE TELEMATICS CONTROL UNIT. FURTHER INSTRUCTIONS WILL BE PROVIDED AT A LATER DATE FOR THE TCU UPGRADE ON AFFECTED Q50 VEHICLES. INFINITI EXPECTS THIS COMMUNICATION TO OCCUR IN LATE SUMMER 2016. IMPORTANT: RETAILERS ARE REQUESTED TO INSTALL A 3G-COMPATIBLE TELEMATICS CONTROL UNIT IN VEHICLES AFFECTED BY THIS SERVICE ACTION PRIOR TO RETAIL TO ENSURE CLIENT SATISFACTION."
PC4542017-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. "ON FEBRUARY 26TH, INFINITI ANNOUNCED THAT IT WAS SENDING A REMINDER NOTIFICATION TO CLIENTS AFFECTED BY AT&T’S PLANNED DISCONTINUATION OF THE 2G CELLULAR NETWORK. IN LATE SUMMER 2016, INFINITI PLANS TO PROVIDE FURTHER INFORMATION TO AFFECTED CLIENTS REGARDING OPTIONS TO HAVE THEIR TELEMATICS UNITS UPDATED. AT THIS TIME, INFINITI IS CONDUCTING A RETAILER INVENTORY SERVICE ACTION ON AFFECTED UNITS IN RETAILER INVENTORY TO REPLACE THE 2G-COMPATIBLE TELEMATICS CONTROL UNIT WITH A TELEMATICS CONTROL UNIT DESIGNED TO CONNECT TO THE AT&T 3G CELLULAR NETWORK. THE AFFECTED VEHICLES ARE EITHER CURRENTLY IN RETAILER INVENTORY OR ASSIGNED AND IN TRANSIT TO THE RETAILER. INFINITI REQUESTS THESE VEHICLES BE UPDATED PRIOR TO SALE TO ENABLE CLIENTS TO ACCESS AVAILABLE INFINITI CONNECTION™ FEATURES, INCLUDING AUTOMATIC COLLISION NOTIFICATION AND EMERGENCY CALLING. THERE ARE APPROXIMATELY 142 Q50 VEHICLES IN RETAILER INVENTORY THAT ARE EQUIPPED WITH TELEMATICS CONTROL UNITS DESIGNED TO CONNECT TO THE 2G CELLULAR NETWORK. HOWEVER, THE HARDWARE UPGRADE SERVICE PROCEDURE IS NOT AVAILABLE AT THIS TIME. PLEASE DO NOT TAKE ANY ACTION AT THIS TIME ON Q50 VEHICLES THAT ARE EQUIPPED WITH A 2G-COMPATIBLE TELEMATICS CONTROL UNIT. FURTHER INSTRUCTIONS WILL BE PROVIDED AT A LATER DATE FOR THE TCU UPGRADE ON AFFECTED Q50 VEHICLES. INFINITI EXPECTS THIS COMMUNICATION TO OCCUR IN LATE SUMMER 2016. IMPORTANT: RETAILERS SHOULD NOT SELL OR TRADE ANY AFFECTED VEHICLES IN RETAILER INVENTORY SUBJECT TO THIS SERVICE ACTION UNTIL THE 3G-COMPATIBLE TELEMATICS CONTROL UNIT HAS BEEN INSTALLED."

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.