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Service bulletin 18-070-14

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 id10218238
Published by NHTSA2022-08-22
Manufacturer's number18-070-14
Manufacturer's date2014-11-27
NHTSA componentEXTERIOR LIGHTING; ELECTRICAL SYSTEM

NHTSA's summary

Flash: MIL Illumination, P219A, P050B And Cold Start Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. Some customers may see erroneous illuminated malfunction indicator lamps (MIL) and have a hard start cold condition. ? P219A Bank 1 Air Fuel Ratio Imbalance ? P050B Cold Start Ignition Timing Performance

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, Lighting

Trouble codes named

P050B, P219A

Vehicles listed
JEEP COMPASS2015
JEEP PATRIOT2015

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
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05091960A2022-10-31. Service bulletin. Hands Free Module - CTM ? Peiker Before replacing the Hands Free Module (HFM), please contact Gaurav Saxena at cell (248) 260-0583 or Tim Kraft at cell (248) 766-5826 ~ IMPORTANT - do not reset the HFM, clear codes or perform a battery reset before calling. Engineering is currently root causing this issue and your assistance is greatly appreciated. Seeking vehicles with HFM in a locked state, inoperative, or offline. If unable to reach this person within 15 minutes, then proceed with the necessary repair.
18044162022-10-24. Service bulletin. Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with new 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: **P0335 - Crankshaft Position Sensor Circuit. P0456 - Evap System Small Leak.** P219A - Bank 1 Air Fuel Ratio Imbalance. P050B - Cold Start Ignition Timing Performance. Other software enhancements included that will address some customers concerns: · **Cruise control acceleration rate may be considered objectionable to some customers if the accel button is held down. · Engine is hard to start at temperatures -29°C (-20°F) for vehicles utilizing E15 fuel only.**