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General Prowler Discussion Speedometer / Odometer failure (Page 1)
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Author | Topic: Speedometer / Odometer failure |
Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 09-29-2016 09:22 PM
Hi everyone, I was driving down the freeway the other day at 70ish mph when the speedometer needle suddenly dropped to zero and the instrument cluster / odometer lights shut off. Less than a second later it all came back to normal, then did it again a couple more times over the next few minutes. I did a search for speedometer issues but nothing I found from other posts were quite the same issue. Many seemed to think their issue was caused by the ECM or BCM or connection to it. Thoughts? I replaced both tranny speed sensors after going in to limp mode a couple months ago, so I assume they are not my issue? I appreciate any advice you may have This message has been edited by Weezy on 09-29-2016 at 09:26 PM |
padroo POA Site Supporter Prowler Junkie From:Chesterton, IN, USA |
posted 09-29-2016 10:41 PM
It sounds like a loose connection, just a guess. |
georgieboy POA Site Supporter Prowler Junkie From:Lake Don Pedro, CA USA |
posted 09-30-2016 08:06 AM
It might be a poor connection at the output transmission sensor. If this sensor is bad the speedometer will not work. |
garysss POA Site Supporter Prowler Junkie From:Balto. Md. |
posted 09-30-2016 08:23 AM
Check your connections at the TCM in the trunk. If you have after market gears, the wire connection for them are there also. This message has been edited by garysss on 09-30-2016 at 08:24 AM |
robin POA Site Supporter Prowler Junkie From:St Thomas Ontario Canada |
posted 09-30-2016 11:54 AM
http://www.prowleronline.com/ubb/Forum1/HTML/023807.html check out Beware post... |
TLRandall POA Site Supporter Prowler Junkie From:CALDWELL, TX, US |
posted 09-30-2016 12:09 PM
Do any of your other gauges work? Is the display completely dark? Both of my 99's did this withing two weeks of each other. I thought it was the instrument cluster printed circuit board, I just have not replaced them yet to be sure. I did try to re solder the connections as recommended on another web post, since this seemed to be a common issue with these circuit boards, but it did not help it. The 1999 uses 5010273AB, but there is a 5010273AC. From what I understand, the AB and AC are not interchangeable, that the AC is for 2000 and later models. I have not tested that out yet. |
ALLEY CAT POA Lifetime Site Supporter Prowler Junkie From:mesa, az, USA |
posted 09-30-2016 01:31 PM
quote: T-Rex,,,, Two weeks apart? What are the odds of that happening? Understandable about the two different circuit boards.....The 2000 and up has the electronic rear view mirror with the data display feature, and the automatic audio adjuster switch on the dash... |
Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 10-01-2016 12:19 AM
Thanks for the help all, I'll check the connections to the BCM in the trunk, but I s'pose it could be the output sensor isn't snugged in properly. I appreciate the input everyone |
Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 10-01-2016 12:25 AM
TL, it happened quickly, all I was able see while driving was the lights of the odometer go out and speedometer needle drop to zero. It only happened for a moment, not for an extended time. Thanks for your thoughts
quote: |
1buddyc POA Site Supporter Prowler Junkie From:San Antonio Texas USA |
posted 10-01-2016 02:10 PM
quote: BCM isn't in the Trunk, that is the Transmission Control Module (TCM). |
spoons POA Site Supporter Prowler Junkie Personal ScrapBook From:West Palm Beach, FL |
posted 08-07-2018 09:53 PM
Weeze What was your resolution?
I’m going to run a few more checks before bitting the bullet and take it to the dealer so they can tell me what wrong with it as there DSG can diagnose more than OBD2. Any suggestions of what to check would be great? FYI - if your prowler is in limp mode (stuck in 2nd gear) and the speedometer doesn’t work than it’s most likely the input sensor. |
SuperDave POA Site Supporter Prowler Junkie From:Murphy, Texas |
posted 08-14-2018 03:20 PM
When that happened to my 1997 model my mechanic added dielectric grease to all of my PCM connections and it ran great for years. He had to do it again 5-6 years later and I haven't had any issues since. Good luck! Dave |
Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 08-14-2018 03:32 PM
So after that happened, all was fine for quite a while. But more recently I had issues with the gauges bouncing up and down upon startup, digital display going haywire, etc... but back to normal once the engine was properly warmed up. Then even more recently, the gauges have all simply failed. I pulled the gauges, even had a cluster repair company come out and look at them and he said he sees nothing wrong. No blisters, no oozing, nothing. He did not, however, hook it up to anything to test the individual capacitors, resistors, etc. I have it boxed up ready to send to a company in Syracuse NY (United Radio) as they apparently will take a look to see if they can diagnose the issue and I am told they are licensed to do this kind of work specifically for the Prowler's. I took the box to UPS and they wanted $132 to ship, so I put it on hold to see if I can find a less expensive method. I can pay that much just to see if Chrysler can figure out but the Chrysler near me kind of sucks, so I don't trust them
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robin POA Site Supporter Prowler Junkie From:St Thomas Ontario Canada |
posted 08-14-2018 06:27 PM
I wonder if the bcm has a hand in this problem.? |
Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 08-14-2018 06:45 PM
That has been debated on here but no one seems to be able to agree. The Prowler tech in my area says the BCM would not play a part in what I am experiencing but a lot of people sure bring it up a lot.. I certainly don't have an answer at this point.
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ed monahan POA Lifetime Site Supporter Prowler Junkie Personal ScrapBook From:Cincinnati, Oh, USA |
posted 08-14-2018 08:20 PM
The post office is a lot cheaper than UPS. |
robin POA Site Supporter Prowler Junkie From:St Thomas Ontario Canada |
posted 08-14-2018 08:44 PM
I have a spare bcm from a 2001 . Want to try it .? |
spoons POA Site Supporter Prowler Junkie Personal ScrapBook From:West Palm Beach, FL |
posted 08-14-2018 09:04 PM
Does the oil temp gage fall to zero if you rev the engine above 1500 rpms? If so then your BCM is bad. BCM module provides input to most of the gages on the dash with exception the tach. |
Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 08-14-2018 09:11 PM
Actually just the opposite. During the time that the gauges were bouncing, when I revved the engine, the oil pressure gauge would move upward, but would continue to bounce along with the others. Really want to get this figured out, something unnerving about not having a gas gauge when I can't remember when I last filled the tank and how many miles I drove it lol
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Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 08-14-2018 09:16 PM
Can you use a 2001 BCM in a 1999? Just curious, are they all the same? Does the BCM need to be flashed or just plug and play?
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spoons POA Site Supporter Prowler Junkie Personal ScrapBook From:West Palm Beach, FL |
posted 08-14-2018 10:38 PM
I believe the BCM are the same for 1999-2001; check the parts list in the garage section to be sure. 1997 BCM is different I know that for sure. You should be able to plug and play with BCM. However the total mileage or odometer is stored with in the BCM. I know this because United Radio had to input miles on the replacement BCM they sent me. This message has been edited by spoons on 08-14-2018 at 10:39 PM |
robin POA Site Supporter Prowler Junkie From:St Thomas Ontario Canada |
posted 08-15-2018 11:06 AM
1999 04727450AA 1 MODULE, Body Controller 2000 2001 But that doesn't mean they are different parts they are just flashed with a different program. For the little things that the previous year didn't have programmed in it. This message has been edited by robin on 08-15-2018 at 11:13 AM |
Weezy POA Site Supporter Prowler Junkie From:CHANDLER, AZ, US |
posted 09-09-2018 10:11 PM
Still having some really weird things going on, display and gauges all over the board from dead to working to bouncing, etc. The BCM has been mentioned many times and I did find all that it controls in the diagnostics book which includes the gauges, so wanting to check the connections, clean them and add some di-electric grease to see if it's that easy of a fix. Located the BCM behind the data link connector (OBD). But how the heck do I get the connections out? Anyone have an easy way of doing this? The BCM Connector #2 appears to be the one that controls the gauges that are going bezerk, appears to be the top left connector, hardest one to reach, of course. Any help would be appreciated, hoping someone knows a trick to get at these easier than it looks like it's going to be |
spoons POA Site Supporter Prowler Junkie Personal ScrapBook From:West Palm Beach, FL |
posted 09-09-2018 10:22 PM
I had to really stand on my head to get the 2nd connector disengaged from the BCM. Don’t but off diagnosing electrical errors as I let the issues go too long with my BCM which caused issues with my fuel pump. |
robin POA Site Supporter Prowler Junkie From:St Thomas Ontario Canada |
posted 09-10-2018 11:21 AM
Here is a thread from a BCM removal. If you're going to clean and test might as well remove completely. You can clean and then test before securing in place. Then you can decide whether you are going to send BCM in for repair or Instrument cluster. I understand this is a pain .. But it's one of the 2. Wish I could be of more help. |
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