Acura P1459: EVAP Purge Flow Switch Circuit Malfunction
Is your scanner showing Acura P1459?
No worries. We'll show you what it means and how to deal with it.
Acura P1459: EVAP Purge Flow Switch Circuit Malfunction
OVERVIEWWhat Does The Acura P1459 Code Mean?
Engine running at cruise speed and than back to idle speed, ECT sensor signal more than 154ºF, and the PCM detected an unexpected voltage condition on Purge Flow switch circuit.
What Are The Potential Causes Of The Acura P1459 Code?
- Purge flow switch is open, shorted to ground or to power (B+)
- Purge flow switch vacuum line is loose, bent or damaged
- Purge flow 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:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Autobahn88 Silicone Vacuum Hose Dress Up DIY Kit
>>> Acura Engine Control Module
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Acura P1459, DTCDECODE.
