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Service bulletins for the 2017 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.

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

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Bulletins, newest first
ITB21-0072021-05-07. Service bulletin. ENGINE AND ENGINE COOLING. MIL ON WITH DTC P062F AND/OR P0603 STORED IF YOU CONFIRM The MIL is ON and DTC P062F (EEPROM) and/or P0603 (ECM BACK UP/CIRCUIT) is stored, And The customer stated the vehicle was recently started after sitting for an extended period of time (i.e., the battery voltage was low while attempting to start the engine). ACTION 1. Test the vehicle’s 12 volt battery using the Midtronics DSS-5000. Recharge or replace the battery if necessary. 2. Erase all DTCs.
ITB15-026C2021-04-14. Service bulletin. ELECTRICAL 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.
ITB19-024A2021-04-13. 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.
ITB17-042D2021-04-13. 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.
ITB17-060A2021-04-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; EQUIPMENT; ELECTRICAL SYSTEM. INFINITI; INTELLIGENT KEY INITIALIZATION PROCEDURE STOPS OR WILL NOT CONTINUE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
ITB17-055A2021-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. INFINITI; INTELLIGENT KEY IDENTIFICATION AND REGISTRATION TIPS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
ITB18-005B2021-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. ADAS SYSTEM DTC C1A03, C1A04, AND/OR C1B01 SERVICE INFORMATION This bulletin has been amended. Please see AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB18-002A2021-04-08. Service bulletin. ELECTRICAL SYSTEM. 2017 Q50 AND Q50 HYBRID; SONAR SYSTEM DOES NOT DISPLAY RED INDICATOR WHEN CLOSE TO OBJECT This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB17-005A2021-04-08. 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.
ITB16-006A2021-04-08. 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.
ITB13-026L2021-04-08. 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.
ITB12-011P2021-04-08. 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.
ITB18-040d2021-03-09. Service bulletin. ELECTRICAL SYSTEM. SOFTWARE UPDATES FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
ITB20-023a2021-03-06. Service bulletin. ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE; EQUIPMENT. LANE CAMERA AIMING VEHICLE REFERENCE VALUES NOT IN ESM This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-013b2021-03-06. Service bulletin. FORWARD COLLISION AVOIDANCE; LANE DEPARTURE: SENSING SYSTEM: OTHER. AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB19-005a2021-03-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; 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.
ITB20-0292021-01-09. Service bulletin. STEERING; EQUIPMENT. 2017-2020 Q50; STEERING FEELS LIGHT OR SENSITIVE IF YOU CONFIRM The client states the steering feels light or sensitive AND There are no EPS DTCs stored. ACTION 1. Confirm the current power steering control module part number. 2. Reprogram the power steering control module, if applicable.
ITB19-013a2020-12-08. Service bulletin. FORWARD COLLISION AVOIDANCE; LANE DEPARTURE: SENSING SYSTEM: CAMERA. AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB20-0232020-10-08. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE. LANE CAMERA AIMING VEHICLE REFERENCE VALUES NOT IN ESM SERVICE INFORMATION If the lane camera requires aiming, the values in Table A on page 4 must be used. • For all other models, consult the Electronic Service Manual (ESM). The following CONSULT-III plus (C-III plus) figures and steps are only provided to indicate where the VEHICLE REFERENCE VALUE from Table A is to be entered. The entire camera aiming procedure must be followed to complete the aiming procedure. • Refer to the Electronic ESM section: CRUISE CONTROL & DRIVER ASSISTANCE > DRIVER ASSISTANCE SYSTEM > DRIVER ASSISTANCE SYSTEM > BASIC INSPECTION > LANE CAMERA UNIT > CAMERA AIMING ADJUSTMENT. 1. Turn the ignition ON. 2. From the C-III plus home screen, select Diagnosis (One System).
ITB20-0222020-10-08. Service bulletin. STRUCTURE. 2016-2017 Q50; RUST ON TRUNK LID ABOVE INNER REAR COMBINATION LAMP IF YOU CONFIRM Client states that corrosion is present on the trunk lid, at or near the rear combination lamps, circled in Figure 1. ACTION 1. Repair the trunk lid as needed. 2. Add the rubber spacers and the washers, listed in the PARTS INFORMATION on page 3, to the rear combination lamps.
ITB17-042c2020-10-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE; 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.
ITB20-0162020-06-10. Service bulletin. ENGINE AND ENGINE COOLING. Q50 AND Q60 WITH V6 ENGINE; COOLANT RESIDUE AT WATER PUMP IF YOU CONFIRM Coolant residue is on the surface of the water pump and on the water pump pulley AND Coolant DOES NOT leak out when connected to a cooling system pressure tester. HINT: The customer may state there is a coolant smell. ACTION Install an EPT sealer to the face of the water pump pulley. • For EPT sealer installation, see SERVICE PROCEDURE on the next page. • For EPT sealer information, see PARTS INFORMATION on the last page of this bulletin.
ITB20-002a2020-05-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. 2016-2019 Q50 AND 2017-2018 Q60; VR30DDTT ENGINE SERVICE INFORMATION This bulletin has been amended. Please see AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB20-0032020-03-06. Service bulletin. WHEELS; TIRES:VALVE; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. 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). NOTE: The TPMS warning lamp may be ON (not flashing) with one or more of the following DTCs stored: • - C1704, C1705, C1706, C1707, C1730, C1731, C1732, C1733 • - If the TPMS warning lamp is flashing for more than one (1) minute this bulletin does not apply. Refer to the Electronic Service Manual (ESM) for further diagnostic information. ACTION 1. Confirm that air is leaking between the tire pressure sensor’s valve stem and valve nut of the affected wheel/tire. 2. Replace the valve stem washer/seal and the valve nut and then torque to the new specification.
ITB20-0022020-02-08. Service bulletin. ENGINE AND ENGINE COOLING. 2016-2019 Q50 AND 2017-2018 Q60; VR30DDTT ENGINE SERVICE INFORMATION SERVICE INFORMATION The oil fill volume for the VR30DDTT engine has increased by 0.5 quarts (0.5 liters). When replacing a VR30DDTT short block or long block in an applied vehicle for any reason, replace the dipstick with the part listed in PARTS INFORMATION on the next page. The length of the new dipstick is shorter so that it can accurately measure the new oil fill volume. • - If the overall length of the dipstick is approximately 25 inches (63.5 cm), replace the dipstick with the one listed in PARTS INFORMATION on the next page. • - The overall length of the new dipstick is approximately 24 ¼ inches (62 cm). • - The new dipstick reflects an increase in oil fill volume by 0.5 quarts (0.5 liters).

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