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Engine Fault Code Messages - Volvo Penta Engine

Volvo Penta Engine Fault Code

When a malfunction has occurred and the diagnostic system has generated one or more fault codes, these are read out differently depending on the equipment used. Please refer to “Fault code messages”.

If the system indicates that a fault code has been set:
1 Cut engine speed to idle, or shut the Volvo engine off.
2 For DCU/DU
Read the fault code from the display, please refer to Reading fault codes via the DCU or Reading fault codes via the DU.
For CIU press the diagnostic button and read the fault code, by observing the flashing of the diagnostic lamp. Refer to Reading fault codes via the diagnostic lamp, CIU.
3 Look up the fault code in the Fault Code Register chapter and take the recommended measures.

Reading fault codes via the DU (Display Unit)

Depending on the severity of the fault the text, either
WARNING! or ALARM STOP (a buzzer sounds) will be shown on the display
1 Press any button to come to the fault list. The fault list shows operation hours and fault message.
2 Look up the fault code in Fault Code Register and take the recommended measures.
3 Press on ACK to acknowledge the fault code. The display background will change color (the buzzer stops sounding). 4 Press on EXIT to leave the fault list.

Reading fault causes via the DCU (Display Control Unit)
When a fault code is set, the following text is shown on the display:
!! ENGINE WARNING !! alternated withPress SEL for information. Read the fault code as follows:
1 Press SEL-button to come to the fault list.

The fault list shows:
-Operation hours
-Fault message

-Active/inactive
2 Look up the fault code in theFault Code Register chapter and take the recommended measures.
3 Press ESC-button to leave the fault list.
NOTICE! To enter the fault list when no fault code has been set, press the SEL button and select Diagnostics from the menu.
Reading fault codes via the diagnostic lamp on the instrument panel, CIU When the system has discovered a malfunction, the diagnostic lamp starts to flash. If the diagnostic button is depressed and then released, a fault code is flashed out.
The fault code consists of two groups of flashes, separated by a pause of two seconds. A fault code is obtained by counting the number of flashes in each group
Example: paus = Fault Code 2.4
The fault code is stored and can be read as long as the malfunction remains. You can find information about cause, reaction and actions in the Fault Code Register chapter.

Read the fault code as follows:

1 Press the diagnostic button.
2 Release the diagnostic button and make a note of the fault that is flashed out.
3 Repeat items 1-2. A new fault code is flashed ou tif more are stored. Repeat until the first fault code is repeated.
NOTICE! When the first fault code reoccurs, all the fault codes have been read.
If the diagnostics button is depressed after the fault has been corrected and the fault code deleted, the code 1.1, No fault, will be shown.
Reading fault codes via an “Easylink” instrument When the system has discovered a malfunction, this is reported by the diagnostic lamp which starts to flash.
1 Press the diagnostic button. The fault code is shown as text on the tachometer display.
2 Look up the fault code in the Fault Code Register chapter and take the recommended measures.
3 When the fault has been rectified, the fault code disappears from the display and the diagnostic lamp goes out.

Erasing fault codes

Fault codes must be erased by an authorized Volvo Penta workshop by means of the VODIA tool.
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