P0601
Control Module Read Only Memory
Generic code
Computer Output Circuit
High severity
Hard repair
Free on OBD DashX
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What P0601 means
- The fault code P0601 indicates that there is a problem with the internal control module's memory check sum error. This means that the control module is not able to verify that the data it is receiving is valid, which can cause various issues with the vehicle's operation.
Possible symptoms
- Illuminated check engine light
- Vehicle may not start or may stall
- Reduced engine power or acceleration
- Transmission shifting problems
- Various warning lights may illuminate on the dashboard.
Possible causes
- Faulty internal control module
- Corroded or damaged electrical connections
- Low battery voltage or a weak charging system
- A software update that was not installed correctly
Related parts
- Engine Control Module (ECM): ECM is the part of the car computer that controls the engine system and performance. Problems lead to poor fuel economy, engine stalling & unwanted engine vibrations
Possible solutions
- Replace the internal control module
- Check and repair any damaged or corroded electrical connections
- Test the battery and charging system to ensure proper voltage
- Have a software update installed by a certified technician
Free on OBD DashX
P0601 on OBD DashX
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