"check your main grounds"
First take a peak under the car at your main ground strap, about abeam the bellhousing, driver side. 13mm I think
There are two you will see if you take out the instrument cluster, look with the flashlight, you cant miss them.
Lose grounds will do all kinka strange things
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1985 Euro 240D 5 spd 140K
1979 240D 5 spd, 40K on engine rebuild
1994 Dodge/Cummins, 5 spd, 121K
1964 Allice Chalmers D15 tractor
2014 Kubota L3800 tractor
1964 VW bug
"Lifes too short to drive a boring car"