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Service bulletin 18-063-17 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)
TypeService bulletin
NHTSA id10121782
Published by NHTSA2017-11-03
Manufacturer's number18-063-17 REV. A
Manufacturer's date2017-09-07
NHTSA componentPOWER TRAIN; ENGINE; ELECTRICAL SYSTEM

NHTSA's summary

Flash: 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:U1424 - Implausible Engine Torque Signal Received. P1DD2-00 - Torque Request Signal From TCM Denied. U0402 - Implausible Data Received From TCM. P0128 - Thermostat Rationality. P1066 - Cylinder 1 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P1068 - Cylinder 2 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P106A - Cylinder 3 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P106C - Cylinder 4 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P0340 - Camshaft Position Sensor Circuit - Bank 1 Sensor 1. P0171 - Fuel System 1/1 Lean. P0441 - EVAP Purge System Performance. P050D - Cold Start Rough Idle. P0133 - O2 Sensor 1/1 Slow Response. P0335 - Crankshaft Position Sensor Circuit. P0456 - EVAP System Small Leak. P0506 - Idle Speed Performance Lower Than Expected. P0507 - Idle Speed Performance Higher Than Expected. P1185 - General Pressure Sensor Correlation. P1607 - PCM Internal Shutdown Timer Rationality. P2610 - PCM Internal Engine Off Timer Performance. 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 enhancements are included:Enhancements which allow the catalytic convertor to operate cooler. Enhancements to AC compressor clutch cycling. Increased RPM on start up. Reduced RPM when transmission is shifted into drive or reverse and 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

Electrical system, Engine, Transmission and driveline

Trouble codes named

C0501, C0507, C050D, C0513, P0128, P0133, P0171, P0335, P0340, P0441, P0456, P0506, P0507, P050D, P1066, P1068, P106A, P106C, P1185, P1607, P1DD2, P2610, U0402, U1424

Vehicles listed
RAM PROMASTER CITY2015, 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
20163612016-07-13. Powertrain
16V2530002016-04-28. ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING:BRAKE LIGHTS
20161872016-04-27. 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
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S23250000072024-01-08. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
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S23250000072023-10-30. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
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07007232023-07-31. Service bulletin. Water Quality When Mixed With Engine Coolant
18048232023-05-30. Service bulletin. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
09003232023-05-30. 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.
RecallU902023-05-30. Service bulletin. Emission Recall U90 Catalyst Efficiency