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05-1481-00-00.fm
Maintenance and servicing
5.20 Troubleshooting
5.20.1 Troubleshooting at the vehicle
Malfunction/fault
Possible cause
Actions/rectification
Diesel engine
Diesel engine does not start
•
Fuel tank empty
•
Refuelling
•
Have fuel system bled
•
Fuel system contaminated
•
Fuel filter contaminated
•
Have fuel filter maintained
•
Have fuel system cleaned
•
Fuel system draws air, leaks
•
Have fuel system checked for leaks
•
Low outdoor temperatures
•
Preheat
•
Starter has inadequate power
•
Check cable connections
•
Recharge the battery
•
Battery has no voltage
•
Recharge the battery
Diesel engine difficult to start or
stops again immediately
•
Fuel system contaminated
•
Fuel filter/pre-filter contaminated
•
Have fuel system cleaned
•
Carry out fuel filter maintenance
•
Air in fuel system
•
Bleed fuel system
•
Fuel lines pinched or damaged
•
Have repaired
•
Excessive injector return flow
•
Have repaired
•
Pressure on a work hydraulics
pump
•
A main or secondary consumer
function has been deactivated due
to a fault
•
e.g. slider is jammed
•
Investigate and eliminate the fault
Starter does not have adequate
power on start-up
•
Battery pole terminals loose or
oxidised
•
Clean pole terminals and connect
them correctly
•
Starter cable loose or broken
•
Tighten cable or replace cable lug
•
Starter defective
•
Have repaired
Diesel engine with inadequate
power
•
Fuel system contaminated
•
Fuel filter contaminated
•
Carry out fuel filter maintenance
•
Clean fuel tank
•
High-pressure pump defective
•
Have repaired
•
Air filter soiled
•
Clean filter insert
•
Engine temperature too high –
engine control switches to
emergency operation
•
Check coolant level, top up coolant
•
Cleaning the radiator fins
•
Unsuitable fuel
•
Fuel specification
•
Error entry in engine control unit –
engine control unit switches to
emergency operation
•
Have error memory read by
authorised workshop
•
Switch motor and ignition off, re-
start
Diesel engine emits blue-black
smoke
•
Diesel engine has high oil
consumption
•
Switch off diesel engine, have
repaired
Diesel engine runs loudly
•
Exhaust system leaks or is loose
•
Have exhaust system checked
Diesel engine makes noises
•
Diesel engine has internal damage
•
Switch off diesel engine, have
repaired
Summary of Contents for Citymaster 2200
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