Specifications

Vehicle System System Operation 46
CONDITION PROBABLE FAULT CORRECTIVE ACTION
1. Buzzer
warning
2. Mast interrupt
light
3. No mast
operation
1. Seat switch open
2. Fift lock / Unload
solenoid defect
3. Wiring defect
4. Controller defect
1. Check seat switch
2. Check Lift lock/Unload Solenoid
3. Check continuity of wire from solenoid-lift lock(2)
or solenoid-unload(2) to controller (ISO3691
VALVE)
4. Check continuity of wire from solenoid-lift lock(1)
or solenoid-unload(1) to controller (IGN)
5. Measure the voltage between controller(IGN)
and controller(ISO3691 VALVE) : 12V is no
problem
1. Air cleaner
light
1. Air cleaner switch short
2. Wiring defect
1. Check air cleaner switch
2. Check continuity of wire from air cleaner switch
to air cleaner lamp