Unveiling the Secrets of P0497 A Detailed Analysis

Looked at air intake hose and that looked good. Replaced the purge valve in September last year and it cleared the code. In December it came ... I've developed a P0497 (low purge flow) and P0420 (catalyst system efficiency below threshold) code as of yesterday. I'm not sure if it's related to something ... Looks like its a code for the evaporative emissions system (gas vapor) low flow. Could be a bad sensor or valve. Another cause is overfilling ... P0497 - EVAP System Low Purge Flow - OBD2 Trouble code: ✓ Meaning ✓ Causes ✓ Symptoms ✓ Diagnostics ✓ Repair guides ✓ Repair costs ➤ Keep your car healthy. Code P0497 has noting to do with VTEC, it's an indication that there is a problem in the evap system, usually due to a defective evap purge valve. See the full video at: ... if the pcm detects a pressure or 5hPA(10.433 lbf/ft^2) from the refrence tank to the pscv it sets the p0497 code. so you eith have a pcm command ... Code P0497 has noting to do with VTEC, it's an indication that there is a problem in the evap system, usually due to a defective evap purge valve. The P0497 code is related to the EVAP purge valve. The purge control solenoid/valve is usually located in the engine bay. A constant intake vacuum supply hose ( ... Code P0497 ... Had the check engine light come on, I assumed it was my fuel cap and I changed it with a new cap. I bought the dorman version of ...