Trouble shooting harness diagram – Faria Instruments Suzuki User Manual
Page 3

Trouble
Shooting
Harness
Diagram
Trouble
Inspection
Diagnosis
Action
Gauge Sticks
Gauge 
Inoperative
A. Backclamp may
 be too tight.
A.
1. Slightly loosen nuts 
 holding backclamp.
 Check operation.
1.
1. If gauge works and is 
 not loose in panel, continue 
 using gauge.
2. If gauge continues to 
 stick, replace gauge.
1.
Switch the 
instrument power 
supply switch on and 
off. As power is 
supplied the pointer 
should jump slightly.
Check wires to 
check they were 
installed on the 
correct terminals and 
power is actually 
supplied to gauge.
2 If pointer jumps
(indicating power 
supplied), check for 
signal from engine. If 
signal exists, replace 
tachometer.
Is power applied to 
gauge?
Trouble shooting continued next page.
Black
Green/Orange
Green/Orange
Green/Orange
Yellow
Yellow
Yellow
Black
Black
Black
Gray
Gray
Gray
Gray
Heat shrink tubing
HN0412 rev A ecr 5609 8/05
