Engine Will Not Crank; Engine Cranks But Will Not Start, No Smoke From Exhaust - Vetus D-LINE VD4.120 Operation Manual

9 Troubleshooting

1 Engine will not crank

Possible fault
Faulty or discharged battery (too
low voltage ) .
Fuse blown.
Loose or corroded connections
in starting circuit.
Wrong engine electric mass
connection.
Faulty starter-switch or faulty
starter-relay.
Faulty starter-motor or pinion
does not engage.
Seized components.
Control lever not in neutral.
ECU prevents starting.
Water in the cylinder .
98
Remedy
Check / recharge battery and
check engine alternator and/or
battery charger.
Replace.
Clean and tighten connections.
Repair.
Check / replace.
Check / replace starter-motor.
Repair.
Put operating lever in neutral
Check error according to error
code and eliminate fault.
Check / Repair .

2 Engine cranks but will not start, no smoke from exhaust

Possible fault
(Nearly) Empty fuel tank.
Fuel stop valve closed.
Fuel pre-filter clogged .
Fuel filter clogged with water
and/or contamination.
Vent line of fuel supply tank
clogged.
Faulty injector/injection pump..
Leaking fuel supply line or fuel
injection line.
Air in fuel system.
Fuse burnt out in ECU box.
ECU faulty.
Exhaust restricted.
Faulty V-belt fuel pump.
Compression too low.
Fault finding table
Remedy
Refill.
Open.
Clean /replace
Check or replace.
Check / clean.
Check, replace if required.
Check / replace.
Check and bleed.
Check/replace.
Diagnosis -replace .
Check.
Replace V-belt.
Check.