Hitachi ZAXIS 70 Operator's Manual page 259

Problem
No Indicators in Gauge Panel
Operate
Indicator Light in Gauge Panel
is Inoperative
Coolant Temperature Gauge
Does Not Work
Indicator Lights Do Not
Operate Auto-idle
Fuel Gauge Does Not Work
TROUBLESHOOTING
ELECTRICAL SYSTEM
Cause
Circuit board
Wiring harness
Fuse
Bulb
Fuse
Sender
Wiring harness failure
Fuse
Gauge
Gauge sender
Wiring harness
Fuse
Bulb
Auto-idle switch
Fuse
Gauge
Wiring harness
11-7
Solution
See your authorized dealer.
See your authorized dealer.
Replace fuse.
Replace bulb.
Replace fuse.
Do sender check.
See your authorized dealer.
Replace fuse.
See your authorized dealer.
Do coolant temperature gauge sender
check.
See your authorized dealer.
Replace fuse.
Replace bulb.
See your authorized dealer.
Replace fuse.
See your authorized dealer.
See your authorized dealer.