Kohler KG2204 Service page 22

P-Code SPN FMI
P0006 632 4
P0007 632 3
P0031 3223 4
P0032 3223 3
P0037 3232 4
P0038 3232 3
P0051 3261 4
P0052 3261 3
P0057 3271 4
P0058 3271 3
P0068 132 13
P0087 159 18
P0088 159 16
P0093 1239 16
P0094 1239 15
22 Diagnostic Troubleshooting Codes
Description
Fuel Shutoff Valve A
Control Circuit Low
Fuel Control Valve A
Control Circuit High
HEGO sensor Heater
Control Circuit Low
(Bank 1 Sensor 1)
HO2S Heater Control
Circuit High
(Bank 1 Sensor 1)
HO2S Heater Control
Circuit Low (Bank 1
Sensor 2)
HO2S Heater Control
Circuit High (Bank 1
Sensor 2)
HO2S Heater Control
Circuit Low (Bank 2
Sensor 1)
HO2S Heater Control
Circuit High (Bank 2
Sensor 1)
HO2S Heater Control
Circuit Low (Bank 2
Sensor 2)
HO2S Heater Control
Circuit High (Bank 2
Sensor 2)
MAP/MAT/Throttle
Position Correlation
Fuel Rail/System
Pressure Too Low
Fuel Rail/System
Pressure Too High
Large Fuel Rail Leak
Small Fuel Rail Leak
Possible Cause
 Problem with the fuel
shutoff valve or
leads.
 Problem with the fuel
shutoff valve or
leads.
 Problem with the
HEGO sensor or
leads.
 Problem with the
HEGO sensor or
leads.
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 May indicate a drifted
sensor, a
contaminated throttle
bore, or air leakage
after the throttle.
 Not applicable
 Not applicable
 Not applicable
 Not applicable
Corrective Action
 Check the fuel shutoff valve
leads.
 Replace fuel shutoff valve.
 Check the fuel control valve
leads. Refer to Section 4.6.
 Replace fuel control valve. Refer
to Section 5.5.
 Troubleshoot the HEGO sensor
for bad leads. Refer to
Section 4.7.
 Replace the HEGO sensor. Refer
to Section 5.7.
 Troubleshoot the HEGO sensor
for bad leads. Refer to
Section 4.7.
 Replace the HEGO sensor. Refer
to Section 5.7.
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Not applicable
 Check contamination in the
throttle bore.
 Check for air leakage after the
throttle, manifold vacuum
leakage, damaged vacuum
hoses.
 Troubleshoot the TMAP sensor
leads. Refer to Section 4.10.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Not applicable
 Not applicable
 Not applicable
 Not applicable
TP-6903 5/16a