Engine Speed (Code 2.6, PID/SPN 190)
Cause Reaction Remedy
• Engine speed too high • None • After the engine has stopped,
look for the
reason for the high
speed
Starter Input CIU (Code 5.2, PPID 4/SPN 520194)
Cause Reaction Remedy
• Shorted to minus (-)
• Activated for too long
• The engine
cannot be started
• The engine starts immedi-
ately when ignition is turned
on
• Check that connections to the
ignition key/start panel have
not been damaged
• Check that the cable harness
to the ignition key/start panel
has not been damaged
Stop Input CIU (Code 5.3, PPID 6/SPN 52095)
Cause Reaction Remedy
• Short circuit to negative (-)
• Open circuit
• Activated for too long time
• Engine can only be stopped
with the auxiliary stop (AUX
STOP) on engine
•
Engine stops. A fault code is
displayed for 40 seconds and
the engine can not be started
during this time. When a fault
code is active, the engine can
be started but not stopped
• Check that the starter switch
connections are not damaged
• Check that the ignition switch
cable is not damaged
Stop Input EMS (Code 4.8, PPID 6/SPN 970)
Cause Reaction Remedy
• Short circuit to negative (-)
• Open circuit
• Engine can only be stopped
with the auxiliarystop
• Check that the starter switch
connections
are not damaged
Start output/Start motor relay (Code 4.6, PPID 3/ SPN 677)
Cause Reaction Remedy
• Shorted to plus (+) or minus
(-)
•
Activated for too long
• The engine
cannot be started
• The engine starts immedi-
ately when ignition is turned
on
• Check that connections to the
ignition key/start panel have
not been damaged
• Check that the cable harness
to the ignition key/sart panel
has not been damaged
Piston Cooling Pressure (Code 6.7, PPID 8/SPN 520192)
Cause Reaction Remedy
• Piston
cooling pressure is too
low
• Engine stopped • Check that the oil pressure in
the engine exceeds175 kPa
(25.4 psi)
Fault Code Register
42 7748681 12-2011