B4000 Regular Cab 4WD V6-4.0L OHV (1997)
Evaporative Emission Control Canister: Testing and Inspection
Inspection
1. Remove the evaporative emission canister.
2. Visually check the evaporative emission canister for damage, fuel saturation and leakage.
3. Blow through each port and verify that air flows.
4. If not as specified, replace the evaporative emission canister.