'98 Vmax Tach and trim not reading

[boatingbuddy]

hey guys i have a multi function gauge that just shows 0 on the tach and that the trim is always up. any ideas?

bought it like this...on the boat

 

[Ldavidgrover]

Re: '98 Vmax Tach and trim not reading

Make sure that the 4 pin square harness at the motor and guage are pluged in. If so you may have a bad harness