SHOWING YOU HOW TO TEST AND REPLACE THE INJECTORS ON A 4JJ1 ENGINE This video is NOT sponsored. LIKE, COMMENT, SHARE AND SUBSCRIBE! No one reads this far into the description…what are you doing snooping around… Instagram account: https://www.instagram.com/irrationaljp/ #isuzu #d’max #KB300 #Dteq #injector #repair #replacement #isuzu #yt #commonrail