Kohler KG2204 Service page 30

P-Code SPN FMI
P0562 167 4
P0563 167 3
P0603 (No
J1939
DTC)
P0604 (No
J1939
DTC)
P0605 (No
J1939
DTC)
P0606 (No
J1939
DTC)
P0610 237 31
P0615 1321 31
P0622 167 31
P0636 2923 4
P0637 2923 3
P0638 3464 7
30 Diagnostic Troubleshooting Codes
Description
System Voltage Low
System Voltage High
Internal Control Module
Keep Alive Memory
(KAM) Error
Internal Control Module
Random Access
Memory (RAM) Error
Internal Control Module
Read Only Memory
(ROM) Error
ECM/PCM Processor
Vehicle Options
Programming Error
Starter Relay Circuit
Generator Field/F
Terminal Circuit
Power Steering Control
Circuit Low
Power Steering Control
Circuit High
Throttle Actuator Control
Range/Performance
Possible Cause
 Problem with
charging system.
 Problem with
charging system or
battery not
maintaining a
nominal system
voltage.
 Problem with
charging system
 Problem with
charging system or
battery not
maintaining a
nominal system
voltage.
 There is no saved
EEPROM data.
 There is a problem
with the ECM RAM.
 There is a blank or
corrupted operating
program.
 Either the ECM did
not pass a functional
test or the boot ROM
is corrupt.
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Desired and actual
throttle positions do
not match.
Corrective Action
 Check harness, engine, and
equipment grounds.
 Check the battery fluid levels and
for corrosion on the battery posts.
 Check the battery charging
alternator.
 Replace the battery and alternator
if needed. Refer to the Engine
Service Manual.
 Check the battery and the battery
charging alternator for proper
operation.
 Replace the battery and alternator
if needed. Refer to the Engine
Service Manual.
 Clear the DTC code and turn the
ECM power off. Wait fifteen
minutes and check if the code is
regenerated.
 Replace the ECM. Refer to
Section 5.4.
 Clear the DTC code and turn the
ECM power off. Wait fifteen
minutes and check if the code is
regenerated.
 Replace the ECM. Refer to
Section 5.4.
 Clear the DTC code and turn the
ECM power off. Wait fifteen
minutes and check if the code is
regenerated.
 Replace the ECM. Refer to
Section 5.4.
 Clear the DTC code and turn the
ECM power off. Wait fifteen
minutes and check if the code is
regenerated.
 Replace the ECM. Refer to
Section 5.4.
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Replace the throttle body. Refer
to Section 5.1.
TP-6903 5/16a