DTC P0498 Acura
Evaporative Emission (EVAP) Canister Vent Shut Valve Control Circuit Low Voltage
Evaporative Emission (EVAP) Canister Vent Shut Valve Control Circuit Low Voltage
Description
The execution time is continuous and the duration time is 5 seconds or more. If the return signal is OFF when the powertrain control module (PCM) outputs the ON signal to the EVAP canister vent shut valve, the PCM detects a malfunction. DTC P0499 is not active. The return signal is Low for at least 5 seconds when the PCM outputs the ON signal to the EVAP canister vent shut valve.
Cause and Solution
Poor connections or loose terminals at the EVAP canister vent shut valve and the PCM
Open or Short in the wire between the EVAP canister vent shut valve and the PCM
Open in the wire between the EVAP canister vent shut valve and the under-hood fuse relay box (PGM-FI sub-relay)
Video Guide
Diagnostic Info
- DTC Code: P0498
- Brand: Acura