Date: Fri, 27 Oct 2000 10:21:18 -0400 (EDT) From: "Geoffrey Johnson" <gmjohnson.nospamnopsamlobal.net> Subject: Re: Curious Check Engine Light?
I'm going through the same thing with my '97 9000 CSE. Replaced the O2 sensor, but light stays on on. Now I am scheduled to replace the ECM ($1,000!). Geoff On Fri, 27 Oct 2000 13:30:59 GMT, Mark Schnittman wrote: >Hi all. I have a 91 900S and this morning the check engine light >started doing some interesting stuff. At idle the light flashes 4 >times and then pauses for a second and then flashes 4 more times. >This pattern will continue until I press the accelerator. Once the >RPMs go over about 1200 the check engine light stays solidly >illuminated. At first I thought the light was just flickering at >idle. But it definitely has a very solid and repeatable pattern. Is >this some sort of a code indicating what is wrong? > >Oh, the car seems to run fine at all engine speeds but I have noticed >that over the past few weeks my fuel economy has been up and down a >bit. The check engine light just came on for the first time today (O2 >sensor and air mass were replaced just 6 months ago). > >Thanks! > >mark