Installation manual

SOFTWARE DIAGNOSTICS·
Engine RUN State Shutdowns: C€ontinued fro~ previous page)
'Yarning Description Parameters Possible cause
o dead battery
Battery Voltage
Low
Less than 10 volts
o blown fuse
12
o faulty regulator or charging circuit
o loose connection or corroded wiring
o faulty exhaust temperature switch
13
Exhaust Temperature High Open circuit
o loose connection or corroded wiring
o seawater flow blocked
.
14
External Alarm Open circuit
o external alarm fault (i.e. Fireboy)
o loose connection or corroded wiring
Wideband
02 Sensor (WB02)
ECU measures
o excessiyely rich or lean combustion
15
Reading Out of Table
A <.70 or A > 2.00, which
o loose connection or corroded wiring
is out of the table range
o oxygen sensor faulty
Wideband
02 Sensor (WB02)
A reading not crossing
o excessively rich or lean combustion
16
Failure to Cross Stoich
above and below 1.=1.00 at
o dirty or clogged fuel injectorCs)
least once per minute
o insufficient fuel supply or pressure
Wideband
02 Sensor (WB02)
Heater current out of
o loose connection or corroded wiring
17
Heater failure
normal range
o oxygen sensor faulty
Engines & Generators
35