B Series Truck 2WD L4-2184cc 2.2L 2200 2-bbl (1990)
The fuel vapor valve is mounted in the fuel tank and prevents fuel from flowing into the charcoal cannister.
CHECK AND CUT VALVE
The check and cut valve controls the pressure in the fuel tank.
TWO-WAY CHECK VALVE
The two way check valve control the pressure in the fuel tank.
PURGE CONTROL SOLENOID VALVE
The purge control solenoid valve controls evaporative fumes from cannister to the intake manifold.
ENGINE CONTROL UNIT
The engine control unit detects signals from input sensors and switches and controls the purge control solenoid valve.
