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Speedometer&Odometer Not Working after Cam Swap?

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Old 05-25-2011, 10:55 AM
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Unhappy Speedometer&Odometer Not Working after Cam Swap?

So I just finished a cam swap in my car and took it out and saw the speedo and odometer aren't working. The odometer is lit up and all.

They worked fine prior to the cam swapped. I just did cam, full exhaust, prothane trans mount, email tune. I checked the trans for the sensor but it all seemed fine.

I'm not sure what to really start looking for?
Old 05-25-2011, 12:42 PM
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check the trans again the speed sensor is on the drivers side of the trans toward the rear, there are 3 different pigtails if I remember correctly on M6 on the drivers side and another on the passenger side. Make sure all are in correctly and all the way. also, on the back of your DS head there are some grounds, 2-3 I have 3 on mine,,are you certain You got all of them back on? Problem is probably one of these two.
Old 05-25-2011, 12:50 PM
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Originally Posted by RARON455
check the trans again the speed sensor is on the drivers side of the trans toward the rear, there are 3 different pigtails if I remember correctly on M6 on the drivers side and another on the passenger side. Make sure all are in correctly and all the way. also, on the back of your DS head there are some grounds, 2-3 I have 3 on mine,,are you certain You got all of them back on? Problem is probably one of these two.
Thanks a bunch! I'll let you know if this solves it!
Old 05-25-2011, 03:07 PM
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Did it solve the problem?
Old 05-25-2011, 03:20 PM
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Wont know for a bit, going to go out to the car in a couple hours
Old 05-25-2011, 04:36 PM
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best of luck
Old 05-25-2011, 07:11 PM
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No luck
Old 05-26-2011, 01:56 AM
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You could have a broken/ chafed /burned wire somewhere or maybe just a bad speed sensor. The proper way to diagnose is to check resistance between pcm and the speed sensor connector for each of the wires using a wiring schematic. If none are open I would be pretty comfortable saying it was a bad speed sensor.




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