Kohler 4EFCD Service Manual

TP-6391 9/0828 Section 4 Controller
Code Fault Description Check
CO-4* Carbon monoxide
warning
Fault code is displayed if the presence of CO is
detected because of the time-weighted average
presence of CO. Activates the CO cabin alarms.
Ensure windows are open for proper ventilation.
Operate the blower to expel dangerous fumes.
Move the vessel away from other vessels (as another
vessel may be the source for the presence of the CO).
Check the generator exhaust system (see the
Operation Manual).
Contact an authorized distributor/dealer for service if
problem continues.
CO-5* Carbon monoxide
warning
Fault code is displayed if the presence of CO is
detected. Warning occurs if the sensor detects
acceptable but increasing CO levels.
Ensure windows are open for ventilation.
Operate the blower to expel dangerous fumes.
Move the vessel away from other vessels (as another
vessel may be the source for the presence of the CO).
Check the generator exhaust system (see the
Operation Manual).
Generator service for emissions required.
Contact an authorized distributor/dealer for service if
problem continues.
CO-6* Carbon monoxide
sensor warning
Fault code is displayed if the CO sensor is inoperative. Replace the CO sensor.
Contact an authorized distributor/dealer for service if
problem continues.
HB High battery
voltage warning
Fault code is displayed if the engine starting battery
voltage rises above 16 VDC for a 12 VDC system or
above 30 VDC for a 24 VDC system for more than
2 seconds when the engine is not running. This fault
condition does not inhibit engine starting.
The fault condition clears when the battery voltage
returns to a voltage within the limits for more than
2 seconds.
Check the battery rating and condition.
LB Low battery
voltage warning
Fault code is displayed if the engine starting battery
voltage falls below 9.5 VDC for a 12 VDC system or
below 16 VDC for a 24 VDC system for more than
2 seconds when the engine is not running. This fault
condition does not inhibit engine starting.
The fault condition clears when the battery voltage
returns to a voltage within the limits for more than
2 seconds.
Check the battery rating and condition.
Charge or replace the battery.
* Available on units with serial number 2085259 and later.
Figure 4-6 Fault Warning Codes

Kohler 4EFCD Specifications

General

Brand	Kohler
Model	4EFCD
Category	Marine Equipment
Language	English