P0601Medium Priority
Internal Control Module Memory Check Sum Error
Category: Powertrain• Computer and Auxiliary Outputs
1 articles · 1 makes affected
What is P0601?
Internal Control Module Memory Check Sum Error. The ECM has detected a memory error, potentially from corruption or electrical issues.
Symptoms You May Notice
- ●Check engine light
- ●Engine won't start
- ●Poor performance
- ●Transmission issues
- ●Random electrical problems
How to Fix It
- ●Reprogram ECM ($150-$400, professional)
- ●Replace ECM ($500-$1500, professional)
- ●Check battery voltage ($50-$150, beginner)
Owner Statistics
Based on 217 real owner discussions • 19 confirmed solutions
$14,466
Average Repair Cost
9%
Success Rate
5%
DIY Repairs
About This Data
Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.