1993 940 CEL comes on but no codes are stored.

Post by **98T5** » 15 Apr 2014, 13:22

I cleared the codes, took the car for a spin, CEL comes on. check the codes, nothing, just 1-1-1-= cleared

Any idea what's throwing my CEL?

Any help is appreciated thanks..

Post by **jimmy57** » 15 Apr 2014, 14:21

Ignition and fuel are different ports in the diag plug. Did you also check the ignition port?

Post by **98T5** » 15 Apr 2014, 20:10

jimmy57 wrote:Ignition and fuel are different ports in the diag plug. Did you also check the ignition port?

no, which port is that? thanks

Post by **98T5** » 15 Apr 2014, 20:14

ok, the code came back 2-3-2. Oxygen sensor running too lean/rich.