Toyota Corolla Cross: Engine Stop And Start Ecu

 Cylinder 1 Injector "B" Circuit Open (P21CF13,P21D013-P21D213)

DESCRIPTION The D-4S system has two injection systems. One is an in-cylinder direct injection system that directly injects pressurized fuel into the combustion chamber. The other is an intake port injection system. The ECM determines the percentage of direct injection and port injection necessary in

 Starter Signal Circuit

DESCRIPTION While the engine is being cranked, current flows from terminal ST1 of the ignition or starter switch assembly*1 or terminal STAR of the certification ECU (smart key ECU assembly)*2 to the park/neutral position switch assembly and to terminal STA of the ECM (STA signal). *1: w/o Smart K