Service bulletin 18-081-19

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10168484
Published by NHTSA	2019-12-02
Manufacturer's number	18-081-19
Manufacturer's date	2019-10-26
NHTSA component	POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM

NHTSA's summary

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. 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: P0300-00 - Multiple Cylinder Misfire. P0301-00 - Cylinder 1 Misfire. P0302-00 - Cylinder 2 Misfire. P0303-00 - Cylinder 3 Misfire. P0304-00 - Cylinder 4 Misfire. U0402-00 - Invalid Data Received From TCM. P1DD2-00 - Torque Request Signal From TCM Denied. U1424-00 - Implausible Engine Torque Signal Received. Customers may experience excessive oil consumption between oil change intervals.In addition, the following software enhancement is available:Multiair solenoid electrical opening change to resolve idle tick/tap issue.

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

P0300, P0301, P0302, P0303, P0304, P1DD2, U0402, U1424

Vehicles listed
JEEP RENEGADE	2017

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
1809017	2022-10-31. Service bulletin. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with thelatest available software. Customers may experience a ticking noise coming from the top of the engine area. The ticking noise is heard particularly at idle.
1804321	2022-10-17. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F - ETC Self-Learning Failure. P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - Will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance). In addition, the customer may notice the following condition:After a short trip and shutting the engine off for 5-10 minutes, vehicle exhibits a long crank/start condition(EMEA only). Hard start condition caused by spark plugs fouling. A ticking noise coming from the top of the engine area. The ticking noise is heard particularly at idle(EMEA and APAC only).
1805520	2022-09-26. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs):U0402 - Implausible Data Received From TCM. P1DD2 - Torque Request Signal From TCM Denied. U1424 - Implausible Engine Torque Signal Received. P0101 - Mass Air Flow Sensor "A" Circuit Performance. U0418 - Invalid Data Received From Brake System Control Module. P0128 - Thermostat Rationality. P0703 - Brake Switch 2 Performance. P1185 - General Pressure Sensor Correlation. U1504 - Implausible Message Data Length Received From Steering Angle Sensor. Customers may also experience the following:Vehicle periodically may fail to start(ED6 engine only). In addition, the following software enhancements are available:Changes which allow the catalytic convertor to operate cooler. Multiair solenoid electrical opening change to resolve idle tick/tap issue. Cruise control enhancements.
W84	2022-09-26. Service bulletin. Customer Satisfaction Notification W84 Powertrain Software Update
21-048-17	2022-08-08. Service bulletin. Flash: Transmission Diagnostic and Shift Enhancements AN-BQ-21-20171106 Refer to China Joint Venture (JV) released document AN-BQ-21-20171106, for details on this service action.
S2008000020	2020-05-26. Service bulletin. No Start, No Crank After PCM And RFHUB Replaced, DTC P0513 Invalid Skim Key Sets In The PCM
18-030-20	2020-04-27. Service bulletin. Flash: Powertrain Diagnostic and System Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software.
18-040-19	2019-07-15. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Some customers may experience the following condition:When pressing the SPORT button on the console, the SPORT mode is not activated. Hard to start condition at low temperatures 10-15°C (50-60°F) and filled with 70~80% ethanol fuel (DF7 Transmission Sales Code only). Engine experiencing a hard re-start after being shut off for short periods of time. Engine Stop/Start (ESS) remains in stop condition and they must manually restart the engine due to either a door or the hood being opened while in ESS mode.
18-118-16	2017-11-03. Service bulletin. Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with new software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set: P0000-00 - will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance).
21-040-17	2017-11-03. Service bulletin. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set:P0887 - TCM Power Control Circuit High.