Fiat 500 2014–2015 — technical service bulletin
Bulletin 18-010-15 REV-C · NHTSA communication 10148991 · issued Aug 27, 2015
Technical service bulletin
communication type
Electrical System
component
2014–2015
model years
2
vehicle entries
Official summary
Flash:1.4L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. The customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): ? P0141 Oxygen Sensor 1/2 Heater Performance (software has been updated to better address this DTC, for EAB engines). ? P1046 - Cylinder 1 Oil Supply Solenoid Valve Overcurrent. ? P1048 - Cylinder 2 Oil Supply Solenoid Valve Overcurrent. ? P104A - Cylinder 3 Oil S
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.