Order Of Error Codes

Dec 02, 2004 10 Replies

This is kinda strange. I am beginning to think it is a "Ghost In The Machine" issue. :D



Anyways, I have posted about my error codes. If I recall correctly, the sequence of error codes was:


12 15 46 25 24 23


Now, 12 I know is a no biggie code. 46 came up only a couple times and I have not seen it in a couple days. So, last night, right before I replaced the TPS unit, I did a code check and got this:


12 15 25 24

In that order.


After replacing the TPS, I drove the car around the block for testing and when I got back, I did the error code check again.


This time the order was


12 24 15 25


As you can see, the TPS error code is still there but has shifted position from the last on the list to the second. Now, I am thinking that there may be an adjustment period before the error code will clear.



But is the order that the error codes appear in significant?


If these codes were read correctly, the vehicle doesn't run or drive very well right now.

12, Start of codes 15, Vehicle speed/distance sensor signal absent 46, Charging system fault 25, Target idle speed not attainable (usually AIS-related) 24, Throttle position sensor voltage out of range 23, Air temp sensor fault

You didn't mention the 55 (end of codes), did you get it? You'll ALWAYS get a 55 at the end of the flash codes, so if you didn't, then you counted flashes wrong.

Test your charging system and examine the wire connections carefully, especially at the alternator -- trouble's brewin'.

OK, are you clearing the codes each time?

That sounds as though you're *not* clearing the codes each time. Disconnect either the negative battery cable or the pull-apart main disconnect in the positive battery line about 6 inches from the battery, and leave it disconnected for 2 minutes or so, then reconnect it, drive the car and recheck your codes.

No.

DS

"Daniel J. Stern" wrote in news: snipped-for-privacy@alumni.engin.umich.edu:

Actually, at the time it ran TOO well.. :D See 4500 RPM thread..

Yes, I did get the 55 Error code, but simply failed to mention it, as I understood what it meant.

This car has been flooded, thanx to our wonderful hurricane season we just finished up down here in Central FL. I suspect some of the electrical connections are a tad wanky, hence the inconsistency in the error codes.

I did not clear the codes as I wasn't aware this was necessary. Thanx for the heads up. I will do that tonight.

Thanx again.

So now is a good time to probably either:

1) Pull all of the electrical connections that one can get at apart, clean the contact and apply dielectric grease. 2) Sell the car.

Mike Behnke wrote in news:copvdh$gbt$ snipped-for-privacy@info4.fnal.gov:

Option one is my best bet as option two has already been vetoed by the spousal unit. Regardless of it's problems or the hassles, she loves her car.

While I have ya'all reading, does anyone know what vicinity of the car the VSS (Vehicle Speed Senor) that is attached to the transaxle is located?

Thanx

Michale

Michale wrote in news:Xns95B46BA5F6A45michale@216.196.97.142:

Well, looks like I have had quite a bit of success. I DID find the VSS and replaced it. Put the TPS back on like I had it.

Cleared the error codes as previously directed and VIOLA.....

Error codes show 12 then 55. A very good thing.

I have yet to test drive very far so I am not sure if it is still stuttering like it was last night. But the BAD news is, the Speedometer still does not work.

I am guessing it is the Pinion Factor on the PCM that is unset. However, I was told this could only be set by a dealer. :(

Michale

It'll always show 12 and 55 after clearing but before test driving.

DS

Please let me know what this turns out to be. I have a 90 dodge spirit that had fault codes 15 and 24. I have to pump the gas to keep it running. I disconnected the battery to clear out the fault codes, started the car and kept it running for a few minutes. Checked the error codes - nothing. Started the car again and kept it running until it warmed up. Checked the error codes - nothing. Started the car again and took it for a few laps around the park & ride (where it conveniently broke down - 40 minutes from home). Checked the error codes again - still nothing. I was originally told it was probably the AIS, so I blindly replaced that (before checking the fault codes). After I checked the fault codes the first time, I bought a new TPS and installed it - nothing. I ended up putting the old one back in and putting the new one back in the box and put it on my shelf 'just in case'. Right now, it's looking like it's a fuel pump issue (or ASD relay). Wes

"Daniel J. Stern" wrote in news: snipped-for-privacy@alumni.engin.umich.edu:

Looks like my happiness was premature....

I did the error code test and then did a test drive.

Before the test drive, all I got was 12 and 55.

After the test drive, the VSS code (15) popped back up.

I cleared the codes.

12-55 again.

Did a test drive.

12-15-55.

Arrrggghhhhhhh

Michale

Have you inspected the VSS socket carefully to make sure the terminals haven't spread? Squeeze them with a pair of pliers through the rubber boot if necessary; make sure they're making good contact.

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