Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Date Published

NOV 15, 2019

NHTSA TSB #

10169378

TSB Document

• MC-10169378-9999.pdf

Summary

Hyundai has launched a Service Campaign to update the ECM (Engine Control Module) software for DTC P0128: Coolant Thermostat (Coolant Temp below Thermostat Regulating Temperature) logic improvement.