Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams

EC-O2H1B1-01:




Heated oxygen sensor 1 (front) (Bank 1) (Circuit)

EC-O2H1B2-01:




Heated oxygen sensor 1 (front) (Bank 2) (Circuit)

EC-FO2H-L-01:




Heated oxygen sensor 1 heater (front) (Bank 1)

EC-FO2H-R-01:




Heated oxygen sensor 1 heater (front) (Bank 2)

EC-O2S2B1-01:




Heated oxygen sensor 2 (rear) (Bank 1) (Min. Voltage monitoring / Max. Voltage monitoring / Response Voltage monitoring / High Voltage)

EC-O2S2B2-01:




Heated oxygen sensor 2 (rear) (Bank 2) (Min. Voltage monitoring / Max. Voltage monitoring / Response Voltage monitoring / High Voltage)

EC-O2H2B1-01:




Heated oxygen sensor 2 heater (rear) (Bank 1)

EC-O2H2B2-01:




Heated oxygen sensor 2 heater (rear) (Bank 2)