Service bulletin 18-023-16 REV.C

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	10074916
Published by NHTSA	2016-06-22
Manufacturer's number	18-023-16 REV.C
Manufacturer's date	2016-06-21
NHTSA component	ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN

NHTSA's summary

FLASH: 2.4L POWERTRAIN DIAGNOSTIC AND SYSTEM IMPROVEMENTS. BULLETIN INVOLVES REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH THE LATEST AVAILABLE SOFTWARE. A SMALL NUMBER OF CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION OR ONE OR MORE OF THE FOLLOWING CONDITIONS. UPON FURTHER INVESTIGATION THE TECHNICIAN MAY FIND THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS) SET IN THE PCM, MEMORY:2015 UF VEHICLES WITH (SALES CODES ED6, ED8)· P050D - COLD START ROUGH IDLE. P0335 - CRANKSHAFT POSITION SENSOR CIRCUIT. P1607 - PCM INTERNAL SHUTDOWN TIMER RATIONALITY. P0133 - O2 SENSOR 1/1 SLOW RESPONSE. P0456 - EVAP SYSTEM SMALL LEAK.· P0480 - COOLING FAN 1 CONTROL CIRCUIT/OPEN. U0402 - IMPLAUSIBLE DATA RECEIVED FROM TCM. P2172 - HIGH AIRFLOW/VACUUM LEAK DETECTED.P1D73 - AGS PERFORMANCE. U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE. · P0441 - EVAP PURGE SYSTEM PERFORMANCE. · P0116 - ENGINE COOLANT TEMPERATURE SENSOR 1 PERFORMANCE.IN ADDITION TO THE DTCS ABOVE THE FOLLOWING IMPROVEMENTS HAVE BEEN MADE:ENGINE STARTUP FLARE AND IDLE SURGE.IMPROVED VEHICLE ACCELERATION. 2015 PF VEHICLES WITH (SALES CODES ED6, ED8)U0401 - IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM - SIGNAL INVALID. P1185 - GENERAL PRESSURE SENSOR CORRELATION.P050D - COLD START ROUGH IDLE. P0133 - O2 SENSOR 1/1 SLOW RESPONSE. P0456 - EVAP SYSTEM SMALL LEAK.P219A - BANK 1 AIR-FUEL RATIO IMBALANCE. P2172 - HIGH AIRFLOW/VACUUM LEAK DETECTED.P1D73 - AGS PERFORMANCE.U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE. P0116 - ENGINE COOLANT TEMPERATURE SENSOR 1 PERFORMANCE. P050B - COLD START IGNITION TIMING PERFORMANCE. P061A - LEVEL 2 TORQUE PERFORMANCE.P2172 - HIGH AIRFLOW/VACUUM LEAK DETECTED (INSTANTANEOUS ACCUMULATION).IN ADDITION TO THE DTCS ABOVE THE FOLLOWING IMPROVEMENTS HAVE BEEN MADE: LOW IDLE SPEED AFTER COLD START BETWEEN -10°C TO 0°C (14°F TO 32°F).

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Transmission and driveline, Software

Trouble codes named

P0116, P0133, P0335, P0441, P0456, P0480, P050B, P050D, P061A, P1185, P1607, P1D73, P2172, P219A, U0140, U0401, U0402

Vehicles listed
CHRYSLER 200	2015
DODGE DART	2012
DODGE DART	2014, 2015

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

Recalls for the same vehicles and component
18V332000	2018-05-17. ELECTRICAL SYSTEM:SOFTWARE; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING
16V113000	2016-02-26. ELECTRICAL SYSTEM:SOFTWARE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
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1806215 REV A	2022-07-05. Service bulletin. Diagnostic And System Improvements.
1805915 REV A	2022-07-05. Service bulletin. Diagnostic And System Improvements.
1804016	2022-07-05. Service bulletin. Diagnostic And System Improvements.
1802316	2022-07-05. Service bulletin. Powertrain Diagnostic And System Enhancements.
1800915 REV G	2022-07-05. Service bulletin. Drivability Improvements.
1800516	2022-07-05. Service bulletin. Diagnostic And System Improvements.
18-059-15 REV A	2019-05-20. Service bulletin. Flash: 3.6L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with new software. The following powertrain system improvements/enhancements are included in this software release: ? P0480 Cooling Fan 1 Control Circuit/open. ? P0456 EVAP System Small Leak. ? U0402 Implausible Data Received From TCM. ? P0441 EVAP Purge System Performance. ? P0116 Engine Coolant Temperature Sensor Performance. ? New software to address customer?s concern of extended crank times when starting engine. ? Software to enable the clearing of erroneous DTC U0140 Loss of communication with the Body Control Module (BCM). ? New software to enable the ?Transmission Quick Learn? feature.
18-006-15 REVD	2018-12-03. Service bulletin. Flash: 2.4L Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles with (sales codes ED6 or ED8), built on or before April 6, 2015 (MDH 0406XX). ? Improve cold engine idle, reduce idle flare up (ED6 only). ? P2172 - High Airflow/Vacuum Leak Detected. ? P1D73 - AGS Performance. ? U0140 - Lost Communication With Body Control Module. ? P0441 - Evap Purge System Performance. ? P0116 - Engine Coolant Temperature Sensor 1 Performance . ? P050D - Cold Start Rough Idle. 2015 PF Vehicles with (sales codes ED6, ED8), built on or before April 2, 2015 (MDH 0402XX). ? Improve cabin warm up in cold weather, when the vehicle is in park or neutral and the temperature is between °10F to °40F (-12C to 4.5C). ? P219A - Bank 1 Air-Fuel Ratio Imbalance. ? P2172 - High Airflow/Vacuum Leak Detected. ? P1D73 - AGS Performance. ? U0140 - Lost Communication With Body Control Module. ? P0116 - Engine Coolant Temperature Sensor 1 Performance. ? P050B - Cold Start Ignition Timing Performance. ? P050D - Cold Start Rough Idle. ? P061A - Level 2 Torque Performance. ? P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation). 2013-2014 PF Vehicles. ? P219A - Bank 1 Air-Fuel Ratio Imbalance. ? P2251 - O2 Sensor 1/1 Negative Current Control Circuit Open. ? P106A - Cylinder 3 Oil Supply Solenoid Valve Switch Off Time Out Of Range. ? P2172 - High Airflow/Vacuum Leak Detected. ? P1D73 - AGS Performance. ? U0140 - Lost Communication With Body Control Module.