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Shop installed new motor, speedometer does not work now. What could it be?

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Old 10-23-2002, 08:14 AM
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C5-VERT
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Default Shop installed new motor, speedometer does not work now. What could it be?

Title says it all...

Everything else works but the speedometer. The HUD speedometer reads 0 also.

I figured that the harness on the diff could be unplugged???

Here are some codes thrown. Can anyone tell me what they mean.

PCM P0500 HC

TCS C1234 H

RFA U1096 H
U1064 H
U1016 H
C2120 H

:cheers:


[Modified by C5-VERT, 7:15 AM 10/23/2002]
Old 10-23-2002, 08:41 AM
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ToplessTexan
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Default Re: Shop installed new motor, speedometer does not work now. What could it be? (C5-VERT)

The P0500 is indeed a VSS (vehicle speed sensor) DTC, my guess would also be a poor connection. Pinched leads would be another thing to look for if it is connected properly.

The C1234 is a WSS (wheel speed sensor) DTC, open or short to ground. I haven't looked at the circuits closely but I'd resolve the VSS circuit problem and see if this one goes away.

The rest are nuisance items, the most interesting being the C2120 which is a TPS item, nothing to worry about.


[Modified by ToplessTexan, 6:42 AM 10/23/2002]
Old 10-23-2002, 10:41 AM
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Default Re: Shop installed new motor, speedometer does not work now. What could it be? (ToplessTexan)

Thanks Topless for the help! :cheers:

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