Volvo Penta D4 Operator's Manual page 112

Fault register
Engine oil temperature
Explanation: Engine oil temperature too high.
Reaction: Engine power is reduced.
Action:
• Check the oil level. Please refer to "Maintenance: Lubrication system".
• Check that the oil filters are not blocked. Please refer to
"Maintenance: Lubrication system".
• Check that no leakage occurs.
• Please contact a Volvo Penta workshop if the fault remains.
Engine oil filter
Explanation: Oil pressure differential too big.
Reaction: Engine power is reduced.
Action:
• Check that the oil filters are not blocked. Please refer to
"Maintenance: Lubrication system".
• Please contact a Volvo Penta workshop if the fault remains.
Crankcase pressure
Explanation: Crankcase pressure too high.
Reaction: Engine power reduced.
Action:
• Check that the crankcase ventilation is not blocked. Please refer to
"Maintenance: Engine, general".
• Please contact a Volvo Penta workshop if the fault remains.
Exhaust temperature
Explanation: Exhaust temperature too high.
Reaction: Engine power is reduced.
Action:
• Please contact a Volvo Penta workshop.
Transmission oil pressure
Explanation: Transmission oil pressure too low.
Reaction: Engine power is reduced.
Action:
• Check oil level. Please refer to "Maintenance: Lubrication system".
• Check that the oil strainer is not blocked. Please refer to
"Maintenance: Lubrication system".
• Check that no leakage occurs.
• Please contact a Volvo Penta workshop if the fault remains.
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