Speedometer

I replaced the speed pickup in my 91' Dynastry. Still having speedometer problems. Speedometer seems to work when lights or on high beams, or if I flash to pass. However, some days it will work. Other days, even the tricks with the lights don't help. Any thoughts or advice appreciated.

Chris

Reply to
C. Bailey
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Reply to
frerichs

Thank you,

This is more information than I've ever been able to find on this problem!

Any idea where I would find the resistor you refer to or how I could further track it down. Have multimeter, and know how to use it. Have soldering iron as well. Have had instrument cluster out, and will take it out again. Just haven't got the foggiest where to look.

My blue high beam bulb doesn't work - any chance it's related?

Chris

Reply to
C. Bailey

Is there any chance this TSB addresses my problem?

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The connection to the speed sensor seems good. Connectors are clean. I just installed a new speed sensor, and I had the same old problems immediately. I would have expected the terminals would need some time to corrode before I would see problems again.

Chris

Reply to
C. Bailey

You *might* also consider soldering the contacts together or possibly creating shunts with small pieces of wire or omething if it is really bad.

What happened in my case - I pulled the cluster and fixed it - and the first major bump I hit, it went loose again. Tommorrow I solder the thing down hard. If it breaks again, I have a desoldering tool or will get a new one with a tach in it from the junkyard.

Reply to
Joseph Oberlander

Reply to
Dave

Thank you,

Could you give me more specifics as to what you are soldering in the instrument cluster? I've had it apart, and didn't notice any obvious problems. However, if I know where to look, I might spot it.

Chris

Reply to
C. Bailey

I did purchase from a Chrysler dealer, but no new pigtail connector with it......$96 CND.

Chris

Reply to
C. Bailey

The connectors - three of them - the backsides of the connectors.

Also, you see where the board slides over the pins coming out of the gauges themselves? Those get loose too. *usually* crimping the contacts they slide into makes them tight enough. In my case, not. A drop of solder should be adequate.

Also look for blown solder joints or components. A magnifying glass is pretty much required.

Reply to
Joseph Oberlander

Thank you,

Will take a look.

Chris

Reply to
C. Bailey

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