W/Harness Inspection

P0496 Evaporative Emission System High Purge Flow

Inspection/Repair - W/Harness Inspection

Terminal and Connector Inspection

1. Many malfunctions in the electrical system are caused by poor harness and terminals.
Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination,deterioration, or damage.
3. Has a problem been found?
YES
1) Repair as necessary and go to "Verification of vehicle Repair" procedure
NO
1) Go to "PCSV Voltage Check" procedure.

Voltage Check

1. IG "OFF".
2. Disconnect PCSV connector.
3. IG "ON".
4. Measure the voltage between terminal 1 of PCSV harness connector and chassis ground.
Measure the voltage between terminal 2 of PCSV harness connector and chassis ground.
A. Specification :
Terminal 1 B+
Terminal 2 Approx. 3.5 V




5. Is the measured voltage within specification?
YES
1) Go to "Component inspection" procedure.
NO
1) Repair Open or Short in circuit and then, go to "Verification of Vehicle Repair" procedure.