Service bulletin 18-051-16 REV. A

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	10121704
Published by NHTSA	2017-11-03
Manufacturer's number	18-051-16 REV. A
Manufacturer's date	2016-07-22
NHTSA component	ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

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 DTCs set in the PCM memory: · **P1185 - General Pressure Sensor Correlation.** · P0101 - Mass Air Flow Sensor "A" Circuit Performance. · P050D - Cold Start Rough Idle. · P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance. P1607 - PCM Internal Shutdown Timer Rationality. · P0133 - O2 Sensor 1/1 Slow Response. · U0402 - Implausible Data Received From TCM. · U1424 - Implausible Engine Torque Signal Received. · P0456 - EVAP System Small Leak. · P0480 - Cooling Fan 1 Control Circuit/Open. **In addition, software enhancements include: · Improvement to 4-5 upshift.**

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, Engine, Transmission and driveline, Automatic transmission, Transmission control module

Trouble codes named

P0101, P0133, P0335, P0456, P0480, P050D, P1185, P1607, P2610, U0402, U1424

Vehicles listed
CHRYSLER 200	2016

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
S2325000007	2024-01-08. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
S2325000007	2023-10-30. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
04753183A	2022-09-15. Service bulletin. Transmission, Oil Pump, Torque Convertor, and Flexplate
18-081-15	2019-05-20. Service bulletin. Flash: 3.6L 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: ? U0402 - Implausible Data Received From TCM. ? P0480 - Cooling Fan 1 Control Circuit/Open.
18-051-16	2018-06-04. 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: · **P0101 - Mass Air Flow Sensor "A" Circuit Performance. · P050D - Cold Start Rough Idle. · P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance. · P1607 - PCM Internal Shutdown Timer Rati · U0402 - Implausible Data Received From TCM. · U1424 - Implausible Engine Torque Signal Received. · P0456 - EVAP System Small Leak. · P0480 - Cooling Fan 1 Control Circuit/Open. In addition, the customers may experience the following: · A slight bump may be felt during the 4-5 shift, under light acceleration.
18-052-16 REV. A	2018-05-14. Service bulletin. Flash: 3.6L Powertrain Diagnostic and System Improvements 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) set in the PCM memory: · U1424-00 - Implausible Engine Torque Signal Received. · P0335 - Crankshaft Position Sensor Circuit. · U0402 - Implausible Data Received From TCM - (Transmission Control Module). · P0480 - Cooling Fan 1 Control Circuit/Open. In addition, the following software enhancement is available: · Elimination of (disable) Low idle 550 RPM to mitigate rough idle complaints (Base idle fully warm maintained at 648 RPM).
21-003-16	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. A small number of customers may experience the following: · Poor shift quality.
21-002-16	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. A small number of customers may experience the following: · Poor shift quality.
03-003-16	2016-10-14. Service bulletin. "DRIVETRAIN CONTROL MODULE (DTCM) THIS BULLETIN INVOLVES REPLACING AND RECONFIGURING THE DRIVETRAIN CONTROL MODULE (DTCM) WITH THE LATEST AVAILABLE SOFTWARE. SOME VEHICLES MAY EXPERIENCE A CONSTANT HIGH PITCHED WHINE COMING FROM REAR AXLE AREA."
21-003-16 REV. A	2016-07-14. Service bulletin. SYMPTOM/CONDITION: A small number of customers may experience the following: • Slow 5-4 downshift. • Poor shift quality. The following enhancements are included in this software update: • Upshift improvements. • Downshift improvements. • Better gear engagement. • Uphill / Downhill improvements. • Improved coasting behavior.