This Command system reqires that every one 4 throttles be absolutely shut when on the stops. The throttle by-move screws are manufacturing unit adjusted and established to stability the throttles. The truth that your AFR's are regular whilst driving says that your ECU is most probably Operating Okay. BTW, you https://toyota4age81378.dm-blog.com/32288599/facts-about-toyota-4age-engine-for-sale-revealed