DTC P0977 Honda
ECU Malfunction ROM Failure
ECU Malfunction ROM Failure
Description
The microprocessor runs a diagnostic program to detect an internal fault when power up is commanded. The only requirements are voltage and ground.
Cause and Solution
The control module detects an internal write malfunction.The control module detects an internal checksum malfunction.
Video Guide
Diagnostic Info
- DTC Code: P0977
- Brand: Honda