J 41413 EVAP Pressure/Purge Diagnostic Station
Notice: Use the EVAP Pressure/Purge Diagnostic Station J 41413 in order to provide a clean, dry, low pressure gas source. Do not substitute any other pressurized gas source. Damage may result to the EVAP system.
Important: Whenever the DTC diagnostics lead to a no trouble found or to evaporative emission (EVAP) purge solenoid replacement, proceed with the following EVAP canister diagnostics.
• | Reinstall the EVAP purge solenoid if no carbon release is evident. Continue with the published service manual DTC procedures. |
• | Continue with this service procedure if carbon is being released from the EVAP purge solenoid. |
• | Check the vacuum supply to the EVAP purge solenoid valve if the vacuum is less than 15 in. H2O. |
• | Continue with the published service diagnostics if the vacuum is more than 15 in. H2O. |