Service bulletin 1809823
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 | 10248600 |
| Published by NHTSA | 2024-01-08 |
| Manufacturer's number | 1809823 |
| Manufacturer's date | 2023-09-01 |
| NHTSA component | POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM |
NHTSA's summary
Flash: Powertrain Control Module (PCM) Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ?P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. ? P219A - Bank 1 Air-Fuel Ratio Imbalance. This bulletin involves reprogramming the PCM with the latest available software.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Electrical system, Transmission and driveline, Automatic transmission, Transmission control module
Trouble codes named
P1524, P219A
| RAM 1500 | 2022 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| S2309000012 | 2024-01-16. Service bulletin. Mil-On/Check Engine Lamp-On with DTC P06DD set in the powertrain control module (PCM). |
|---|---|
| S2321000009 | 2024-01-16. Service bulletin. Malfunction Indicator Lamp (MIL) Illuminated. Active Diagnostic Trouble Code (DTC) P1DB7-00 ? Torque Converter Clutch Performance, Set. |
| 1800123 | 2024-01-08. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ?**P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. ? P219A - Bank 1 Air-Fuel Ratio Imbalance.** ? U0402-00 Implausible Data Received from the TCM. (When U0402-00 sets in the PCM, the module will start to deny torque requests from the Transmission Control Module (TCM). The transmission will fault and go to a fixed gear limp-inreaction, and send the MIL request to PCM.) The customer may also experence the following: ? A limp mode when the DTC sets in the PCM. This bulletin involves reprogramming the PCM with the latest available software. |
| S2321000009 | 2024-01-08. Service bulletin. MIL On with TCM P1DB7 Active |
| 1800123 | 2023-10-30. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ?**P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. ? P219A - Bank 1 Air-Fuel Ratio Imbalance.** ? U0402-00 Implausible Data Received from the TCM. (When U0402-00 sets in the PCM, the module will start to deny torque requests from the Transmission Control Module (TCM). The transmission will fault and go to a fixed gear limp-inreaction, and send the MIL request to PCM.) The customer may also experence the following: ? A limp mode when the DTC sets in the PCM. This bulletin involves reprogramming the PCM with the latest available software. |
| 1809823 | 2023-10-30. Service bulletin. Flash: Powertrain Control Module (PCM) Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ?P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. ? P219A - Bank 1 Air-Fuel Ratio Imbalance. This bulletin involves reprogramming the PCM with the latest available software. |
| S2321000009 | 2023-10-30. Service bulletin. MIL On with TCM P1DB7 Active |
| 1808523 | 2023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. |
| S2308000100 | 2023-10-02. Service bulletin. Multiple Warning Lights, Sealer Between Ground Stud G908A And Eyelet |
| 1803723 | 2023-09-25. Service bulletin. Flash: Powertrain Control Module (PCM) Updates **Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following DTCs have been set: ? P2097 - Downstream Fuel Trim System 1 Rich. ? P2099 - Downstream Fuel Trim System 2 Rich.** The customer may experience the following: ? Lack power/responsiveness for the first couple of minutes or about 90 seconds after a cold start and later performs as expected. This bulletin involves reprogramming the PCM with the latest available software. |