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Old 03-17-2019, 01:13 AM
ah-kay ah-kay is offline
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Join Date: Mar 2009
Location: San Diego
Posts: 2,928
When I said calibration, I meant to use a drill to spin it to note the speed. Then replace the needle and use the same drill again to set the needle. W126 gen 2, not sure about gen 1 uses electronic pulses and has no speedo cable. So it is tricky to set the needle with the drill.
Not MBZ nor A/C trained professional but a die-hard DIY and green engineer. Use the info at your own peril. Picked up 2 Infractions because of disagreements. NOW reversed.

W124 Keyless remote, PM for details.

2 x 87 300SDL
1 x 87 300D
1 x 87 300TDT wagon
1 x 83 300D
1 x 84 190D ( 5 sp ) - All R134 converted + keyless entry.
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