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Service bulletin 18-087-17

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 id10121817
Published by NHTSA2017-11-03
Manufacturer's number18-087-17
Manufacturer's date2017-09-26
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

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 one of the following DTCs have been set:P1D7F - ETC (Electronic Throttle Control) Self-Learning Failure. P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - Will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance). In addition, the customer may notice the following condition:Hard start condition, caused by spark plugs fouling.

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, Software

Trouble codes named

P0000, P0326, P1524, P1D7F

Vehicles listed
FIAT 500X2017

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
21-033-17 REV. A2017-11-03. 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 (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs):P0887-00 - TCM Power Control Circuit High. P0901 - Clutch Actuator Circuit Range/Performance. U0001-00 - Can C Bus. U1412 - Implausible Vehicle Speed Signal Received.
18-011-17 REV. B2017-11-03. Service bulletin. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0703 - Brake Switch 2 Performance. U0418 - Invalid Data Received From Brake System Control Module. P0128-00 - Thermostat Rationality. P1185-00 - General Pressure Sensor Correlation. U1504-00 - Implausible Message Data Length Received From Steering Angle Sensor. In addition, the following software updates are available:Enhancements which allows the catalytic convertor to operate cooler. Change to reduce pressure fluctuations within the multi-air solenoid.