1A-26 Engine Control System ECM Wiring Diagram (2) 1.25 B/L CKP NE ROM Sensor Sensor 0.5 0.5 0.5 0.50.5 0.5 G/B G/R W R G L D17D3 B5B11 B6B12 D13 (+) () (+) () Engine Control Module (ECM) Compensation ROM and NE Sensor are built in the Injection Pump LNW21ALF000701-X