Samurai 4WD L4-1324cc 1.3L SOHC 5 Carb 8V (1986)
Fig. 4 Check valve inspection
TESTING
TWO-WAY CHECK VALVE
Take care not to inhale fuel vapor inside valve.
1.
Remove check valve with vacuum hose.
2.
Using a suitable hand vacuum pump gauge, check valve as shown in Fig. 4.
3.
Replace valve if found defective. Install check valve with orange side directed toward thermo valve.