Service bulletin 18-008-16 REV. B

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	10121691
Published by NHTSA	2017-11-03
Manufacturer's number	18-008-16 REV. B
Manufacturer's date	2016-07-19
NHTSA component	ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE; WHEELS

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. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set: · **P1185 - General Pressure Sensor Correlation.** · P0441 - EVAP Purge System Performance. · P0506 - Idle Speed Performance Lower Than Expected. · P0171 - Fuel System 1/1 Lean. · P050D - Cold Start Rough Idle. · P0507 - Idle Speed Performance Higher Than Expected. · U0402 - Implausible Data Received From TCM - (Transmission Control Module). · P1607 - PCM Internal Shutdown Timer Rationality. · P0335 - Crankshaft Position Sensor Circuit. · P0456 - EVAP System Small Leak. · P0133 - O2 Sensor 1/1 Slow Response. · P2610 - PCM Internal Engine Off Timer Performance. · P1607 - PCM Internal Shutdown Timer Rationality. · C0501 - Wheel Speed Signal Left Front Rationality. · C0507 - Wheel Speed Signal Right Front Rationality. · C050D - Wheel Speed Signal Left Rear Rationality. · C0513 - Wheel Speed Signal Right Rear Rationality. In addition the following enhancement are included: · Enhancements to AC compressor clutch cycling. · Increased RPM on start up. · Reduced RPM when shifted into drive or reverse when cold.

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

Brakes, Electrical system, Fuel system, Wheels

Trouble codes named

C0501, C0507, C050D, C0513, P0133, P0171, P0335, P0441, P0456, P0506, P0507, P050D, P1185, P1607, P2610, U0402

Vehicles listed
RAM PROMASTER CITY	2015, 2016

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

Recalls for the same vehicles and component
16V253000	2016-04-28. ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING:BRAKE LIGHTS
2016187	2016-04-27. Electrical

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
S1408000384	2024-03-18. Service bulletin. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
S2325000007	2024-01-08. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
9100226	2024-01-08. Service bulletin. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
S2325000007	2023-10-30. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
9100226	2023-10-30. Service bulletin. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
S1408000384	2023-04-17. Service bulletin. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
09-003-23	2023-02-13. Service bulletin. 2.4L Excessive Oil Consumption XB1 Warranty Extension The customer may describe one or more of the following: Oil pressure low indicator lamp illumination between oil changes. Excessive oil consumption. This bulletin involves performing an oil consumption verification test and possibly replacing the long block.
S2108000163	2023-01-17. Service bulletin. No Start, Cannot Complete Module Replace, Proxi Or Module Proxi Configuration
2101817	2022-10-24. 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 one or more of the following DTCs:P1634 - TCM Internal Watchdog Performance. P0887 - TCM Power Control Circuit High. P1720 - Output Speed Sensor-Wheel Speed Rationality. P1DCCD - TCM Monitoring Processor Performance Multiple Clutches Locked Up. P0711 - Transmission Fluid Temperature Sensor A Circuit Range-Performance. P1DAD - Input Shaft-Output Shaft Direction Correlation. P1CC9 - Unable To Engage Gear. This software release also includes the following improvements:Calibrations to support changes in air flow to protect the catalyst. Transmission shift quality. Enable the capability to capture non-DTC control module data through the Uconnect data recording system.
1801416REVA	2022-10-24. Service bulletin. Flash: 2.4L Powertrain Diagnostic And System Enhancements 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 that the following Diagnostic Trouble Codes (DTCs) have been set: · P0456 - EVAP System Small Leak. · P0133 - O2 Sensor 1/1 Slow Response. · P2610 - PCM Internal Engine Off Timer Performance - (Powertrain Control Module). · P1607 - PCM Internal Shutdown Timer Rationality. · C0501 - Wheel Speed Signal Left Front Rationality. · C0507 - Wheel Speed Signal Right Front Rationality. · C050D - Wheel Speed Signal Left Rear Rationality. · C0513 - Wheel Speed Signal Right Rear Rationality. · P030X - Cylinder X Misfire improvements when P0335 (Crankshaft Position Sensor Circuit) is present.