Northstar Engines and System Technical Discussion Discussion, heater on bench 1? in Cadillac Engine Discussion; i have changed the oxygen sensor 1 of bench1, like 3 times, and always present the same code, HEATER SENSOR ...
- 02-26-09 10:18 AM #1Cadillac Owners Member
- Automobile(s): deville DHS
- Join Date
- Feb 2009
- Santo Domingo, Dominican Repub
heater on bench 1?
i have changed the oxygen sensor 1 of bench1, like 3 times, and always present the same code, HEATER SENSOR 1 BENCH 1.i have inspect the line, and the heater power line, negative and positive, + the signal and ground, are good from the pcm. at least on the end connector to the A/F sensor.
how i can solve this matter?
- 02-26-09 11:57 AM #2
Re: heater on bench 1?
I think you mean Sensor 1 BANK 1. Are you using an A/C Delco sensor?