Canister Drain Cut Valve (CDCV) - Airflow Inspection

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 Mazda Protege5, 2002 Mazda Protege, 2002 Mazda Millenia, 2002 Mazda MX-5 Miata, and 2002 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

Remove CDCV. See CANISTER DRAIN CUT VALVE LOCATIONS table. Blow air into CDCV port "A". See Fig 2 . Air should flow from port "B". Using fused jumper wires, apply battery voltage to CDCV terminals. Blow air into port "A". Air should not flow from port "B". If CDCV does not operate as specified, replace CDCV. If CDCV is operating as specified but "Simulation Test" failed, check for open or short circuit in appropriate wiring harness between CDCV, main relay and PCM. Repair or replace wiring harness as necessary. See WIRING DIAGRAMS article.

CANISTER DRAIN CUT VALVE LOCATIONS

Application	Location
Miata	To Right Of Canister
Millenia	Rear Of Fuel Tank
Protege	Near Fuel Filler
626	Rear Of Fuel Tank

Fig 1: Identifying Canister Drain Cut Valve (Miata)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Identifying Canister Drain Cut Valve (Millenia)

Courtesy of MAZDA MOTORS CORP.

Fig 3: Identifying Canister Drain Cut Valve (Protege & Protege5)

Courtesy of MAZDA MOTORS CORP.

Fig 4: Identifying Canister Drain Cut Valve (626)

Courtesy of MAZDA MOTORS CORP.