# Service bulletin NTB20\-056a

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.

- Type: Service bulletin
- NHTSA id: 10186844
- Published by NHTSA: 2021\-02\-06
- Manufacturer's number: NTB20\-056a
- Manufacturer's date: 2021\-01\-14
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

MIL ON WITH P0101 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186844-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186844-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Trouble codes named

P0101

## Vehicles listed

- 2019 to 2020 NISSAN ALTIMA

## Recalls for the same vehicles and component

- [25V437000](/recalls/nhtsa/25V437000.md), 2025-06-27: ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL

## Other bulletins for the same vehicles and component

- [NTB22\-097](/bulletins/10226132.md), 2022-11-12, 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\-026](/bulletins/10213684.md), 2022-06-08, 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\-049X](/bulletins/10211990.md), 2022-05-20, 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\-082E](/bulletins/10208953.md), 2022-03-12, 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\-097J](/bulletins/10208948.md), 2022-03-12, 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\-027C](/bulletins/10208946.md), 2022-03-12, 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\-110A](/bulletins/10207877.md), 2022-02-10, 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\-012G](/bulletins/10207860.md), 2022-02-10, 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\-027](/bulletins/10191942.md), 2021-05-08, 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\-083A](/bulletins/10188371.md), 2021-03-06, 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.

JSON: [/v1/bulletins/10186844](/v1/bulletins/10186844)

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