What does code P0602 mean?

Control Module Programming Error: The ECM programming is incorrect or corrupted. May require reprogramming.

P0602 is rated as high severity. Address soon — may cause further damage.

P0602

Control Module Programming Error

Powertrain Code · High

What does P0602 mean?

The ECM programming is incorrect or corrupted. May require reprogramming.

System: ECU

P0602 is a powertrain diagnostic trouble code indicating control module programming error. This code is classified as high severity, which means: address soon — may cause further damage.

Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your vehicle.