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Service bulletins for the 2020 Nissan Altima

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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
NTB22-0972022-11-12. Service bulletin. ENGINE AND ENGINE COOLING. DTC P0404 STORED IN THE ECM AT TEMPERATURES BELOW 32°F IF YOU CONFIRM DTC P0404 (EGR A CONTROL) is stored in the ECM at temperatures below 32°F. ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable.
NTB22-0262022-06-08. Service bulletin. ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE:FUEL LEVEL FLOAT/SENSOR/SENDING UNIT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. SERVICE INFORMATION FOR FUEL GAUGE INACCURATE WITH DTCS STORED IN ECM SERVICE INFORMATION If a fuel level sensor has 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.
NTB15-049X2022-05-20. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB17-082E2022-03-12. Service bulletin. FUEL SYSTEM, OTHER; ENGINE AND ENGINE COOLING. 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.
NTB13-097J2022-03-12. Service bulletin. FUEL SYSTEM, OTHER; ENGINE AND ENGINE COOLING. 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.
NTB13-027C2022-03-12. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). CAN COMMUNICATION – NETWORK DIAGNOSTIC FLOW CHART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB21-110A2022-02-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ENGINE AND ENGINE COOLING. MIL ON WITH DTC P11A7 STORED IN THE ECM This bulletin has been amended to update the Applied Vehicles. No other changes were made. Please discard previous versions of this bulletin.
NTB14-012G2022-02-10. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:IGNITION:MODULE; ELECTRICAL SYSTEM. REMOTE ENGINE START NOT WORKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB21-0272021-05-08. 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.
NTB20-083A2021-03-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING. 2019-2020 ALTIMA; DTC P2015 OR P2004 STORED DURING COLD WEATHER This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB20-056a2021-02-06. Service bulletin. ENGINE AND ENGINE COOLING. MIL ON WITH P0101 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB20-0832020-12-09. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. 2019-2020 ALTIMA; DTC P2015 OR P2004 STORED DURING COLD WEATHER IF YOU CONFIRM The customer stated that the MIL was on after starting the engine in cold weather, below 0°F. And DTC P2015 (INTAKE MANIFOLD RUNNER CONTROL VALVE POSITION SENSOR) and/or DTC P2004 (INTAKE MANIFOLD RUNNER CONTROL VALVE) are stored in the ECM. DTC status is either current or past. And No problem is found after performing the DTC diagnosis per the Electronic Service Manual (ESM). ACTION Replace the intake manifold.
NTB20-0762020-11-09. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. 2021 ALTIMA WITH PR25DD ENGINE; NO ENGINE COVER SERVICE INFORMATION The APPLIED VEHICLE is not equipped with an engine cover. DO NOT file a warranty claim for a missing engine cover.
NTB20-0642020-10-08. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. ALTIMA WITH PR25DD ENGINE; DTC P0015 STORED IF YOU CONFIRM DTC P0015 (B camshaft position B1) is stored NOTE: The MIL may or may not be ON. And Diagnosis has determined the exhaust valve timing control solenoid valve is the cause. ACTION Replace the exhaust valve timing control solenoid valve. NOTE: The exploded views in the 2019 and 2020 Altima ESM may incorrectly label the exhaust valve timing control solenoid valve and the exhaust valve timing intermediate lock control solenoid valve. The exhaust valve timing control solenoid valve is positioned below the exhaust valve timing intermediate lock control solenoid valve on the front cover.
NTB20-0562020-09-11. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ENGINE. MIL ON WITH P0101 STORED IF YOU CONFIRM The MIL is ON and DTC P0101 (MAF SEN/CIRCUIT-B1) is stored in the ECM, AND There are no drivability concerns.
PC724 2020 Altim2020-01-09. Service bulletin. ENGINE AND ENGINE COOLING. VCR Engine Inspection *****Dealer Announcement***** Nissan is conducting a quality action on 10 specific MY 2020 Altima (L34) vehicles identified in Service Comm, to remove and inspect the lower engine oil pan. 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 REPAIR INSTRUCTIONS: 1. Verify if vehicles are affected by this quality action using Service Comm or DBS National Service History – Open Campaigns I.D. PC724 • - 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 2020 Altima vehicles in Dealer Inventory subject to this Quality Action. 3. Use the attached procedure to inspect the vehicle. • - If no gold colored debris is found in the lower engine oil pan, reseal the oil pan per the Electronic Service Manual (ESM). • - File a claim for the inspection, and release the vehicle for sale • - If gold colored debris is found in the lower engine oil pan, provide the requested information in an email to nnafqasupport@nissan-usa.com and HOLD the vehicle. • - Do not file a claim Nissan Field Quality will review the E-mail submissions within two (2) business days of receipt and provide further instruction.
Expiraton Notifi2019-12-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING. VCR Engine Inspection – Expiration Notice UPDATE November 11, 2019 Please discard earlier versions of this bulletin. Nissan announced the following quality action in July 2019. Service Comm will de-active PC707 on any unrepaired VINs on November 15, 2019. Please inspect and, if necessary, remedy any vehicles with an open campaign prior to November 15, 2019.

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