Impreza Coupe FWD F4-1820cc 1.8L SOHC (1995)
Harness Test
1. Disconnect ECM and oxygen sensor connectors.
2. Measure resistance between ECM and oxygen sensor connectors and ground as follows:
Connector & terminal:
Resistance:
(E30)10-(E23)4
0 Ohms
(E23)4-Ground
1 M Ohms minimum