Pinout Values and Diagnostic Parameters

ECU View - (A18, A19, A20, A21):

ECU Pinouts - (A18, A19, A20, A21) (Part 1 Of 3):

ECU Pinouts - (A18, A19, A20, A21) (Part 2 Of 3):

ECU Pinouts - (A18, A19, A20, A21) (Part 3 Of 3):