RonJ
Banned
The ECT sensor on an OBD1 wire harness should have Red/Wht and Grn/Wht wires. I think you were testing the VTEC oil pressure switch. One possibility is that the VTEC oil pressure switch and ECT sensor connectors are swapped. Check for that.
Also post a picture of the sensor that you tested.
The ECT sensor (TW sensor) for a D16Z6 engine is shown below:
Also post a picture of the sensor that you tested.
The ECT sensor (TW sensor) for a D16Z6 engine is shown below: