Honda P1257: VTEC System Malfunction
Is your scanner showing Honda P1257?
No worries. We'll show you what it means and how to deal with it.
Honda P1257: VTEC System Malfunction
OVERVIEWWhat Does The Honda P1257 Code Mean?
Engine running under hard acceleration, than back to road load, and the PCM detected a fault in the operation of the VTEC system.
What Are The Potential Causes Of The Honda P1257 Code?
- VTEC solenoid is damaged or has failed
- VTEC switch is damaged or has failed
- PCM has failed
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Honda DTC Codes for P1257 – Page 3.
