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Search: Keyword(s): ; Posts Made By: BmwDriver916
Forum: General E46 Forum 12-18-2013, 11:55 AM
Replies: 25
Views: 476
Posted By BmwDriver916
Hi all, I did pass smog yesterday, but still...

Hi all,

I did pass smog yesterday, but still would like to address the O2 sensor issues if some of them are really bad or on the verge of dying.

As I said above, I uploaded the csv file. Anyone...
Forum: General E46 Forum 12-17-2013, 04:14 PM
Replies: 25
Views: 476
Posted By BmwDriver916
Can you try this? ...

Can you try this?

http://www.filedropper.com/datalog

Should be able to click and download the csv directly. I just tried in.
Forum: General E46 Forum 12-17-2013, 01:27 PM
Replies: 25
Views: 476
Posted By BmwDriver916
Okay very very strange..... I check this morning...

Okay very very strange..... I check this morning and all of my smog monitors except evap are ready... despite apparently my O2 sensors being bad (?). So I can go ahead and get my car smogged today. I...
Forum: General E46 Forum 12-16-2013, 11:37 PM
Replies: 25
Views: 476
Posted By BmwDriver916
Hi all. I captured some more data for a longer...

Hi all. I captured some more data for a longer period of time after work, but this wasnt from a completely cold start (only has been idle for about 3 hours) so the SAP probably didn't kick in.
...
Forum: General E46 Forum 12-16-2013, 06:11 PM
Replies: 25
Views: 476
Posted By BmwDriver916
This is exactly what I did, but I didn't run it...

This is exactly what I did, but I didn't run it for 4 minutes, only like 2 minutes. I'll run it longer next time.

And yes the SAP is working.
Forum: General E46 Forum 12-16-2013, 06:10 PM
Replies: 25
Views: 476
Posted By BmwDriver916
By the way just to clarify, the horizontal axis...

By the way just to clarify, the horizontal axis is time (seconds) and the vertical axis is voltage. The reason why the graph starts in the middle is because I press record and start up the engine...
Forum: General E46 Forum 12-16-2013, 05:56 PM
Replies: 25
Views: 476
Posted By BmwDriver916
Sure, I'll do that when I get home today and I'll...

Sure, I'll do that when I get home today and I'll take another plot with a longer record length.
Forum: General E46 Forum 12-16-2013, 05:29 PM
Replies: 25
Views: 476
Posted By BmwDriver916
Yes they are the original sensors. All 4...

Yes they are the original sensors.

All 4 sensors look bad? Is there a reference plot of what the sensors should look like on a cold start?
Forum: General E46 Forum 12-16-2013, 03:50 PM
Replies: 25
Views: 476
Posted By BmwDriver916
bump? some help please?

bump? some help please?
Forum: General E46 Forum 12-16-2013, 12:17 PM
Replies: 25
Views: 476
Posted By BmwDriver916
Need some help interpreting O2 sensor data

Hi all,

In my previous thread, I have mentioned that I have no check engine light but several of my smog monitors will not get to ready (Catalyst Mon, Sec Air, O2 monitor, and Evap).

It was...
Forum: General E46 Forum 12-06-2013, 05:29 PM
Replies: 22
Views: 548
Posted By BmwDriver916
I just bought this: ...

I just bought this:

http://www.amazon.com/ScanTool-423001-ElmScan-Diagnostic-Software/dp/B002PYBZJO?tag=5336612389-20

And plan to interface with a laptop. Is this good enough to graph the O2...
Forum: General E46 Forum 12-06-2013, 01:11 PM
Replies: 22
Views: 548
Posted By BmwDriver916
Ok after a cold start this morning I still see...

Ok after a cold start this morning I still see the secondary air monitor not clearing.

Now I'm going to get the scanner I need to plot the o2 sensors.

jfoj, can you link me the tools I need to...
Forum: General E46 Forum 12-05-2013, 04:08 PM
Replies: 22
Views: 548
Posted By BmwDriver916
Only 1 cold start and it should clear? Well I'll...

Only 1 cold start and it should clear? Well I'll reset the codes tomorrow morning with the engine on but not started, then start the car. I'll let it idle for about 10 minutes and check if the SAP is...
Forum: General E46 Forum 12-05-2013, 01:45 PM
Replies: 22
Views: 548
Posted By BmwDriver916
In my case, a closed check valve did not throw a...

In my case, a closed check valve did not throw a code (and YES my check engine light works!)
Forum: General E46 Forum 12-05-2013, 01:43 PM
Replies: 22
Views: 548
Posted By BmwDriver916
My Check engine light works. Yes it comes on when...

My Check engine light works. Yes it comes on when I turn the ignition key and I just fixed a problem about a month ago where the check engine light is on.

How is my secondary air monitor suppose...
Forum: General E46 Forum 12-05-2013, 11:25 AM
Replies: 22
Views: 548
Posted By BmwDriver916
Well I know 100% sure that a problem with the...

Well I know 100% sure that a problem with the secondary air system will not trip the CEL light because yesterday is when I discover the vacuum hose to the secondary air check valve was broken so it...
Forum: General E46 Forum 12-05-2013, 02:01 AM
Replies: 22
Views: 548
Posted By BmwDriver916
There is nothing wrong with the SAP or check...

There is nothing wrong with the SAP or check valve, the vacuum hose to the check valve did indeed crack and I replaced part of the line (using new hose, a vacuum coupler, and silicone adhesive). I...
Forum: General E46 Forum 12-05-2013, 12:43 AM
Replies: 22
Views: 548
Posted By BmwDriver916
Where is the switch at? Are you talking about the...

Where is the switch at? Are you talking about the small air pump behind the engine? The device where the check valve vacuum hose is coming from?
Forum: General E46 Forum 12-04-2013, 11:07 PM
Replies: 22
Views: 548
Posted By BmwDriver916
Is there anyway to manually start the secondary air system?

I need to test whether I have enough vaccum to open up my secondary air check valve but it seems the secondary air system won't start. I know my pump works because I just checked it yesterday...
Forum: General E46 Forum 11-25-2013, 01:35 PM
Replies: 5
Views: 150
Posted By BmwDriver916
I don't think he ever told me. So how do I...

I don't think he ever told me. So how do I diagnose if ignition coil for cylinder 3 is bad?
Forum: General E46 Forum 11-25-2013, 12:44 PM
Replies: 5
Views: 150
Posted By BmwDriver916
P1347 trouble shooting

I go do turn on my car this morning after not driving in for a few days and I'm getting the rough idle and rough throttling. I had this exact problem a few months ago and took it to a indy shop and...
Forum: General E46 Forum 11-19-2013, 08:33 PM
Replies: 7
Views: 295
Posted By BmwDriver916
bump

bump
Forum: General E46 Forum 11-19-2013, 04:02 PM
Replies: 7
Views: 295
Posted By BmwDriver916
I will buy the tool and download the software,...

I will buy the tool and download the software, thanks.

One question about the above through. What is this SAP system and which vacuum hoses do I need to check? And do I just need to check for...
Forum: General E46 Forum 11-18-2013, 06:02 PM
Replies: 7
Views: 295
Posted By BmwDriver916
bump

bump
Forum: General E46 Forum 11-18-2013, 01:26 PM
Replies: 7
Views: 295
Posted By BmwDriver916
Smog Monitors - O2 Sensor Heater ready but O2 Sensor monitor isnt

Hi all,

I'm having issue with smog (again). I just replaced my intake cam sensor (it was throwing a CEL code) and reset my monitors with a generic ODBII scanner. I've been driving around for about...
Showing results 1 to 25 of 51


 

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