Leak Detection Sensor: Testing and Inspection
COMPONENT INSPECTIONCanister control vacuum check switch
1. Disconnect hose from canister control vacuum check switch.
2. Use vacuum pump to apply vacuum to canister control vacuum check switch as shown in figure.
3. Start engine.
4. Check voltage between terminal (1) and engine ground with CONSULT or tester.
5. If NG, replace canister control vacuum check switch.