Volvo Penta D4 Series Operator's Manual page 63

Fault Code Register
Primary Battery
Poor batteries or charging. Refer to Battery, Charging page 95.
Sensor failure
Engine performance might be affected.
Please contact a Volvo Penta workshop if the fault remains.
Steering failure
Limited functionality.
Self test failed. Verify hydraulic steering oil level. Refer to Oil level, checking
and topping up page 100.
Steering failure
Engine power is reduced. Limited steering
The helm station has lost communication with the steering actuator.
Please contact a Volvo Penta workshop.
Water in Fuel
Empty the water trap underneath the fuel filters. Refer to Mainte-
nance page 81.
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