Kohler KG2204 Service page 37

P-Code SPN FMI
P2163 3464 13
P2164 3464 13
P2172 3464 14
P2173 3464 14
P2174 3464 14
P2175 3464 14
P2176 3464 14
TP-6903 5/16a
Description
Throttle Position Sensor
A Maximum Stop
Performance
Throttle Position Sensor
B Maximum Stop
Performance
Throttle Actuator Control
System - Sudden High
Airflow Detected
Throttle Actuator Control
System - High Airflow
Detected
Throttle Actuator Control
System - Sudden Low
Airflow Detected
Throttle Actuator Control
System - Low Airflow
Detected
Throttle Actuator Control
System - Idle Position
Not Learned
Possible Cause
 Problem with throttle
movement.
 Problem with throttle
movement.
 Throttle body
damage or air leak
between the throttle
and engine.
 Throttle body
damage or air leak
between the throttle
and engine.
 Throttle body
damage or air
blockage in the air
intake system.
 Throttle body
damage or air
blockage in the air
intake system.
 ECM was not able to
throttle span after
shutdown.
Corrective Action
 Check for smooth throttle
operation.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Check for proper throttle position
voltage readings.
 Perform manual throttle zero
process using the scan tool.
 Replace the throttle body. Refer
to Section 5.1.
 Check for smooth throttle
operation.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Check for proper throttle position
voltage readings.
 Perform manual throttle zero
process using the scan tool.
 Replace the throttle body. Refer
to Section 5.1.
 Check for smooth throttle
operation.
 Check for vacuum hose leaks.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Replace the throttle body. Refer
to Section 5.1.
 Check for smooth throttle
operation.
 Check for vacuum hose leaks.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Replace the throttle body. Refer
to Section 5.1.
 Check for smooth throttle
operation.
 Check for air intake restrictions.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Replace the throttle body. Refer
to Section 5.1.
 Check for smooth throttle
operation.
 Check for air intake restrictions.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Replace the throttle body. Refer
to Section 5.1.
 Troubleshoot any other DTC
codes first.
 Check for smooth throttle
operation.
 Check for proper throttle position
voltage readings.
 Perform manual throttle zero
process using the scan tool.
 Troubleshoot the TP sensor
leads. Refer to Section 4.11.
 Replace the throttle body. Refer
to Section 5.1.
Diagnostic Troubleshooting Codes 37