DTC B2390 Dodge
PCM (Internal Controller) ROM Error
PCM (Internal Controller) ROM Error
Description
Key on for 1 second, and the ECMPCM detected an internal ROM error occurred during the initial Self-Test. Errors are recognized comparing checksum value and the memory value at ECM.
Cause and Solution
Clear the trouble codes and retest for this trouble code. If the same trouble code resets, the ECM PCM has failed and must be replaced to repair this problem.
Video Guide
Diagnostic Info
- DTC Code: B2390
- Brand: Dodge