2021 Nissan Altima TSBs

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

unlocking properly, on any of the APPLIED VEHICLES, use the Questions for the Customer below to help reproduce the concern, and then follow the SERVICE PROCEDURE starting on page 2 to determine if the Door Lock should be replaced. Do not replace a Door Lock unless instructed to by the SERVICE PROCEDURE. Questions for the Customer: When did you first notice the issue? Is it consistent or intermittent? Under what conditions does it occur? Does it seem more likely to happen to a specific passenger/person in your family? Has there been any change to the issue since it first began?

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

passenger (RH) side drive shaft on an applied vehicle for any reason, transfer assembly drive shaft oil seal and dust cover seal replacement is required. Refer to the SERVICE PROCEDURE in this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

action to inspect the moonroof on 2,048 specific 2021 Altima vehicles identified in Service Comm. The moonroof of subject vehicles may be under-flush to the body causing the potential for water leak or wind noise. The D-ring may be mis-set causing the roof to bow in the center line area. Affected vehicles are subject to stop sale and are either currently in dealer inventory or assigned and in transit to the dealer. *****What Dealers Should Do***** PLEASE FOLLOW THE ATTACHED INSPECTION INSTRUCTIONS: 1. Verify if vehicles are affected by this quality action using Service Comm or DBS National Service History Open Campaigns I.D. PC800 New vehicles in dealer inventory can also be identified using DBS (Sales-> Vehicle Inventory, and filter by Open Campaign). Refer to NPSB 15-460 for additional information Please continue to check newly arriving inventory for campaign applicability. 2. Please do not drive, loan, sell or trade the specific vehicles in dealer inventory subject to this Quality Action. 3. Use the attached procedure to inspect vehicles affected by this quality action. If the inspection results indicate that the moonroof is Good, no further action is needed. File a claim for the inspection, and release the vehicle for sale. If the inspection results indicate that the moonroof is No Good, do not submit a warranty claim, provide the requested information in an email to nnafqasupport@nissan-usa.com and HOLD the vehicle until further notice. Nissan FQA will review the E-mail submission to confirm and provide the dealer with next steps within 2-business days.

SERVICE INFORMATION If the Automatic Emergency Braking (AEB) warning light or is blinking (but not illuminated steadily) or the customer states it is blinking, and there are no related DTCs, inspect the windshield. A blinking AEB warning light may occur under the following conditions: When contamination or foreign material adhere to the lane camera viewing window on the windshield. When driving while it is snowing or when frost forms on the lane camera viewing window on the windshield. When the lane camera viewing window on the windshield is temporarily fogged up. Figure 1 Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Nissan dealer to determine if this applies to your vehicle. HINT: o Refer to the applicable ESM for diagnosis if DTCs are present in the Laser/Radar, ICC/ADAS, or Lane Camera systems. o For further information: Refer to the following pages. Use the search keyword blinking in the ESM.

APPLIED DATES: Altima: All Frontier: All Sentra: Built on or before March 10, 2022 APPLIED SYSTEMS: Automatic Emergency Braking/Forward Collision Warning IF YOU CONFIRM The customer states they have experienced false activation and/or unexpected braking of the Automatic Emergency Braking (AEB) or Forward Collision Warning (FCW) system, AND There are no related DTCs stored. ACTION 1. Confirm the current ICC/ADAS 2 part number. 2. Reprogram the ICC/ADAS 2, if applicable. IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to successfully completing this repair.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

the ABS Actuator and Electric Unit (Control Unit). IMPORTANT: Do not replace the ABS control unit unless instructed to do so. ACTION Refer to the SERVICE PROCEDURE on page 2 to calibrate the Decel G-Sensor.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

MODULE SERVICE INFORMATION If the customer states the rear automatic braking (RAB) warning light was illuminated and Malfunction See Owners Manual appears in the message center (Figure 1), AND / OR DTC C1B56-04 and/or C1B56-97 are stored in the ICC/ADAS2 Control Module. Refer to the information on page 2 to determine next steps.

ACTION Inspect the horn pad for a pinched ground wire. If a pinched ground wire is found, replace the high and low horns.

(PRESS SEN CIRCUIT) and/or C1116 (STOP LAMP SW) may be stored if the Stop Lamp Switch and/or the Brake Pedal Position Switch are out of adjustment. Before replacing any components for DTCs C1142 (PRESS SEN CIRCUIT) and/or C1116 (STOP LAMP SW), stored as past or current, confirm that the Stop Lamp Switch and the Brake Pedal Position Switch are properly adjusted. If either the Stop Lamp Switch and/or the Brake Pedal Position Switch are found to be out of adjustment, adjust them as per the ESM, and then clear the DTCs and perform DTC confirmation. Refer to the ESM: BRAKES > BRAKE SYSTEM > PERIODIC MAINTENANCE > BRAKE PEDAL > Adjustment

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

C1A16 OR C2582 IF YOU CONFIRM IMPORTANT: The purpose of ACTION (on the next page) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to successfully completing this repair. Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Nissan dealer to determine if this applies to your vehicle. The customer states that the ICC stopped working while driving, OR The customer states that the AEB/FEB warning light is ON, or turned ON, while driving (Figure 1), OR The message Unavailable Front Radar Obstruction or Forward Driving Aids Temporarily Disabled Front Sensor Blocked See Owner's Manual has displayed while driving (Figure 2). AND DTC C1A16, C1A16-97, C2582, or C2582-97 is the ONLY DTC stored. Figure 1 Figure 2 This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. Forward Driving Aids Temporarily Disabled Front Sensor Blocked See Owners Manual

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. IF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored, AND OCS zero point reset cannot be performed, (continued on the next page)

lubricants or grease to, or around, any interior electrical components. To avoid the risk of death or severe personal injury, do not directly spray Silicone-based lubricant or grease, or inadvertently overspray Silicone-based lubricant or grease onto any interior electrical components. These types of lubricants can be detrimental to the proper operation of electrical components.

procedural recommendations for establishing good connections while performing 12V battery testing. These recommendations are expected to promote uniformity during the connection process, therefore reducing the number of incorrect Test with DCA and Replace results. HINT: If 12 volt batteries are allowed to discharge for a prolonged period of time, battery life may be drastically reduced. This condition may lead to premature battery replacement and customer dissatisfaction. IMPORTANT: CPX-900 is now an accepted testing tool to use along with or in place of the DSS-5000 CPX-900 operating instructions are found at: https://nissancpx900.midtronics.com/ DSS-5000 operating instructions are found at: https://nissandss5000.midtronics.com/ DCA-8000 is now a required testing tool to be used for all warranty replacement decisions. The DCA-8000 is also a more efficient charger than previously available, and will charge any available 12 volt lead acid battery safely and accurately as long as all precautions and inputs are made correctly. The DCA-8000 operating instructions are found at: https://nissandca8000.midtronics.com/

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable.

warning light in the instrument panels information display is ON (Figure 1), AND/OR DTC B2724-23 (SONAR CONTROL UNIT - SONAR ECU INTERNAL FAILURE [UNDER VOLTAGE]) is stored. NOTE: A RAB warning light may appear in the vehicle information display. ACTION Reprogram and configure the Sonar Control Unit with the SERVICE PROCEDURE in this bulletin, if applicable.

been diagnosed as sending an incorrect level signal, and one or more of the following DTCs are stored in the ECM, do not replace the entire Fuel Level Sensor Unit, Fuel Filter and Fuel Pump Assembly (fuel pump assembly). The fuel level sensor can be replaced separately. P0460 (FUEL LEV SEN SLOSH) P0461 (FUEL LEVEL SENSOR) P0462 (FUEL LEVL SEN/CIRC) P0463 (FUEL LEVL SEN/CIRC) NOTE: Warranty claims referring to fuel level issues that result in the replacement of the entire fuel pump assembly will be charged back.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

No other changes were made. Please discard previous versions of this bulletin.

HINT: There may also be a lack of power concern (fail-safe). ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

stored when the IPDM monitor circuit internally sees 0V to ground at pin #46. This is caused by an internal short to ground in the IPDM or one of the IPDM fuses listed below is open. If B12A3-72 is current or reoccurs after erasing DTCs, inspect the model specific fuse first. If the fuse is not open replace the IPDM. Altima Fuse # 58 (page 2) Kicks Fuse # 54 (page 3) Versa Fuse # 61 (page 4) For additional IPDM diagnostic information refer to the Electronic Service Manual (ESM): Section ELECTRICAL & POWER CONTROL > POWER CONTROL SYSTEM > IPDM E/R. See model specific fuse locations starting on page 2.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY below. Please discard previous versions of this bulletin.

engaging when the AC is in the ON position as indicated by the yellow illumination on the AC button, And DTC B20C8-14 ECV (ELECTRICAL CONTROL VALVE) is stored in the IPDM. SERVICE PROCEDURE 1. Clear the DTC, and follow the DTC CONFIRMATION PROCEDURE in the ESM. If DTC B20C8-14 is past, AC compressor operation is inhibited until the DTC is cleared. If DTC B20C8-14 returns after being cleared (either Current or Past status), follow the ESM diagnosis procedure. For models with Automatic Air Conditioning, go to section: VENTILATION, HEATER & AIR CONDITIONER > HEATER & AIR CONDITIONING CONTROL SYSTEM > AUTOMATIC AIR CONDITIONING > DTC/CIRCUIT DIAGNOSIS > B20C8-14 ECV (ELECTRICAL CONTROL VALVE). For models with Manual Air Conditioning, go to section: VENTILATION, HEATER & AIR CONDITIONER > HEATER & AIR CONDITIONING CONTROL SYSTEM > MANUAL AIR CONDITIONING > DTC/CIRCUIT DIAGNOSIS > B20C8-14 ECV (ELECTRICAL CONTROL VALVE).

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 vehicles 12 volt battery using the Midtronics DSS-5000. Recharge or replace the battery if necessary. 2. Erase all DTCs.

To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TOOLS, and then select Infotainment Software Updates on the left side of ASIST. Please discard previous versions of NTB23-018.

To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TOOLS, and then select Infotainment Software Updates on the left side of ASIST. HINT: Initially, the Infotainment Software Update Utility will be available only on the CONSULT PC version of ASIST. The Utility will be added to ASIST WEB at a later date. Please discard previous versions of NTB23-018.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

replacement of the AV Control Unit, it is necessary to verify the current software version of the AV Control Unit to determine if a software version update is required. Use the vehicle tables in this bulletin to determine the current software version, if the AV Control Unit requires a software version update, and which procedure to use to update the AV Control Unit. The software updates in this bulletin are to address stability improvements and bug fixes. IMPORTANT: If the customer is experiencing a software related concern, refer to NTB21-038 to verify if the customer concern is a hardware or software related issue. If the concern is a software related issue, review the information in this bulletin to update the AV Control Unit as needed.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

LASER/RADAR in the PAST column: Erase the DTC. DO NOT replace any parts. If DTC C1A17-49 or C2580-49 is stored in LASER/RADAR in the "CURRENT" column, refer to the applicable ESM for instructions.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

approximately 30,733 MY2021 Nissan Altima (L34) vehicles with a supplemental Owners Manual addendum booklet. The 2021 Model Year Altima is now rated for Rear Center Seat Latch usage, which was not included in the Owners Manual. Customers will be asked to place the supplemental Owners Manual addendum booklet, which includes this information, inside the vehicles glove box. What Dealers Should Do: 1.Verify if new vehicles in their inventory are affected by this Voluntary Service Campaign using Service Comm or DBS National Service History Open Campaigns I.D. PC789. New vehicles in dealer inventory can also be identified using DBS (Sales-> Vehicle Inventory, and filter by Open Campaign). Refer to NPSB 15-460 for additional information SERVICE COMM will only be active for vehicles in new vehicle dealer inventory. 2.If a dealer receives a supplemental Owners Manual addendum booklet for a vehicle they have retailed, currently have in their new vehicle or pre-owned inventory, or a Nissan Rental Car (NRC), the dealer should either forward the owners manual addendum to the current owner or add the addendum to the glove box of any affected vehicle they currently control. 3.Customers receiving this addendum booklet have been advised to insert this booklet into their glove box.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

quality action on 955 specific model year 2021 Altima vehicles identified in Service Comm to re-torque the front driver and passenger outer socket tie rod end nuts. Due to a manufacturing issue that has since been resolved, the subject vehicles may have socket nuts that are not torqued to specification. Affected vehicles are subject to stop sale and are either currently in dealer inventory or assigned and in transit to the dealer. *****What Dealers Should Do***** PLEASE FOLLOW THE ATTACHED INSTRUCTIONS: 1. Verify if vehicles are affected by this quality action using Service Comm or DBS National Service History Open Campaigns I.D. PC795 New vehicles in dealer inventory can also be identified using DBS (Sales-> Vehicle Inventory, and filter by Open Campaign). Refer to NPSB 15-460 for additional information Please continue to check newly arriving inventory for campaign applicability. 2. Please do not drive, sell, loan, or trade the specific vehicles in Dealer Inventory subject to this Quality Action. 3. Use the attached procedure to complete the remedy procedure prior to retail delivery of the vehicle. 4. Once remedied, dealers may submit the applicable warranty claim for the action performed and release the vehicle.

needs to be removed or installed for any reason, refer to the SERVICE PROCEDURE in this bulletin, beginning on page 2.

found to be leaking grease, AND There is no abnormal noise or obvious CV Joint risk due to water intrusion and/or complete grease loss, check for REPAIR KIT-DUST BOOT (CV Joint Boot Kit) availability. If there is a REPAIR KIT-DUST BOOT (CV Joint Boot Kit) available for the vehicle being repaired, do NOT replace the axle. Install a new boot kit following the procedure in the ESM. o Refer to the ESM: TRANSMISSION & DRIVELINE > FRONT AXLE > REMOVAL AND INSTALLATION > FRONT DRIVE SHAFT BOOT o If the complete axle (drive shaft) is replaced when only a new boot is required, the over-repair may be charged back to the dealer. If there is NOT a REPAIR KIT-DUST BOOT (CV Joint Boot Kit) available for the vehicle being repaired, refer to the ESM for further diagnostic information. IMPORTANT: When servicing vehicles with staked axle nuts, refer to NTB21-013 to prevent Drive Shaft thread damage.

front axle nut removed, for any reason, the staking of the nut into the axle keyway must first be removed. The essential tool (part number # J-52982, Figure 1) required to remove the nut staking, is called out as a Cape Chisel in the Electronic Service Manual (ESM), and must be used to prevent thread damage to the axle (see Figure 2 on page 2). The Cape Chisel arrived at dealers in December of 2020. Damaged threads, due to improper removal of the stake placed in the nut, will not be covered by warranty. For information on using the Cape Chisel, refer to the Electronic Service Manual (ESM): Section TRANSMISSION & DRIVELINE > FRONT AXLE > REMOVAL AND INSTALLATION > FRONT DRIVE SHAFT > LH/RH.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.