MR 700
51
Ed. 3 - 2012_11
English
DIAGNOSIS OF FAILURES
– The engine is tted with a self-diagnosis 
system that allows any operating mal-
functions to be identied, by means of 
indicators (B-D- F) and/or activation of an 
acoustic signal.
– In the presence of operating malfunc-
tions, the display (H) shows the values 
detected by the instruments, the error 
identication codes and the relevant 
description.
– Button (L) serves to show the malfunc-
tions on display in sequence.
 Important
 In the event of malfunctions, turn the 
engine off immediately, contact one of 
the manufacturer’s authorised service 
centres and provide them with the 
information shown on the display.
Button (L)
display (H)
display (H)
Button (L)
Photo 2
Photo 1
READING ERROR CODES
In case of malfunction, the display (H) 
visualises the presence of error codes.
In the case of one or more error codes, 
the display shows the following caption:
DTC
Photo 1 represents the presence of 6 
malfunctions that have occurred.
While holding down the button (L) you 
can see the rst error code “SPN”. Photo 
2 represents the presence of the error 
code SPN 628.
By pressing the button (L) again you can 
see the errors later.
Refer to the table “Error Codes List” to 
identify the description of the error code.