tachometer showing to low rpm.

[Rossen]

Hi there.

I have this strange failure...
My meter works, but it it showing to low, so when going 130kmh it show around 1500rpm? when idling it shows aroun 500rpm...
Any suggestions?

/Kenneth.

[MudRunnerTD]

What engine?

[threedogs]

Bumped for more info

[Rossen]

Oh sorry...
It is a 2.8TD sitting in a Patrol 260