Troubleshooting
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Failure
10.1.3 Detailed information on engine faults
The following list offers detailed information on possible faults of the propul-
sion engine of the portable pump.
This detailed information is displayed in the Log service submenu.
Cooling circuit Coolant fluid level too low Localise leaks and fix them
Pressurise the cooling system max. 1.1
bar (15 psi)
Add coolant
Air in cooling system Check / clean thermostat vent hole
Add coolant and ventilate the system
Thermostat defective (does
not open)
Replace thermostat
Regular engine temperature
>92 °C
Check pipe coil of water / heat exchanger
for limescale
Temperature sensor defective Check resistance and replace is neces-
sary
Check electrical harness and repair if nec-
essary
Radiator cap defective Check opening pressure 1.1 bar (15 psi),
and replace cap if required
Cooling fan does not run Air in cooling system (thermostatic switch
malfunction)
Check voltage supply (fuse, relay, etc.)
Check temperature sensor and replace if
necessary
Replace fan motor if necessary
Propulsion engine
dies away / poor
idling
Suction system leakage air Check air filter box and connecting pieces
for cracks and replace if necessary
Spark plug electrode gap too
large
Measure electrode gap.
If the electrode gap is outside the toler-
ance, replace spark plugs.
Faults Cause Remedy
Sensor / plug Error description PCode
A106/x Harness Inter
Connector
Diagnostic fault code for performance
level signal error of injector 1
0x202
Diagnostic fault code for performance
level signal error of injector 2
0x201
Camshaft sensor Propulsion engine position manage-
ment - camshaft signal 1 fault path
0x340
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