Connector Locations

Installation location, harness connectors







The following harness connectors are located below the coolant expansion tank:
1 - 4-pin harness connector, brown for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 -Z29- (bank 1 sensor 2)
2 - 6-pin harness connector, black for Heated Oxygen Sensor (HO2S) -G39- before catalytic converter and Oxygen Sensor (O2S) Heater -Z19- (bank 1 sensor 1)
3 - 3-pin harness connector, gray for Engine Speed (RPM) sensor -G28-
4 - 3-pin harness connector, blue for Knock Sensor (KS) 2 -G66-
5 - 3-pin harness connector, green for Knock Sensor (KS) 1 -G61-