Author Topic: "check engine" light keeps flashing  (Read 3817 times)

seeohngee

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"check engine" light keeps flashing
« on: December 28, 2010, 02:44:59 PM »
Hey guys!

I hope everyone had a nice christmas and is ready for the new year.

Alright, now lets get down to business. I have a problem with my 91 318is but I have no clue how to diagnose the car. The problem with the car is that the "check engine" light keeps flashing. It flashes every now and then when I'm driving slow bit it would blink constantly when I'm on the highway. I did the stomp test and the code 1444 came up. I looked up the code # and there's seems to be nothing wrong with the car. I'm not sure what other test I can perform to find out what's the problem.

If anyone can suggest any other test, I would really appreciate it.

Thanks you.

***UPDATE***

As I was driving in traffic on the highway earlier, I notice that my car started to jerk when I would step on the gas. It felt like a jerk when you down shift at a high speed. As I picked up speed, the car started to jerk more and this time it was pretty constant. Also, when I come to a complete stop, the rpm would jump up and down and then the car would either struggle to stay alive or just die.

I'm thinking that it might be miss firing but I'm not really sure where to start looking.
« Last Edit: December 28, 2010, 06:04:36 PM by seeohngee »

318lotis

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"check engine" light keeps flashing
« Reply #1 on: December 28, 2010, 04:27:12 PM »
try reset , disco battery ground cable for few minutes, then reconnect battery.

seeohngee

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"check engine" light keeps flashing
« Reply #2 on: December 28, 2010, 06:04:54 PM »
Thanks for the suggestion lotis, I shall give it a try tomorrow.

harvey2

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"check engine" light keeps flashing
« Reply #3 on: December 28, 2010, 08:12:49 PM »
Last year, I had a problem with my '91 318is.  The check engine light came on and so I pulled over to look around a bit.  No problem seen, so I got underway again and the check engine light went out, then came on again a few minutes later.  After about 10 minutes the engine began to misfire and struggle very intermittently and I limped along with this for another ten blocks or so before it finally just died.  I left the car on the side of the road overnight.  The next day I came back and found that it fired up and ran fine, so i drove home.  My mechanics could not pin down what had happened but theorized that it was a fuel problem and perhaps there were contaminants in the gas.  

Fast forward to many months (but only 1000 miles) later and I'm going over a major bridge when the car just dies.  Just as I coasted to a stop, I tried starting it with the key and it fired right away and ran fine for another mile, then died.  After cooling off, it ran again and I got it home.  This time, at the shop, they replaced the fuel pump, fuel pump relay and repaired some flaky wiring at the pump connector.  The problems have not happened again.

I wonder if your problems are related to intermittent fuel pump operation, as mine were.
\'91 318is