Subaru 2009 IMPREZA Service Manual page 910

Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DL:DTC P2109 THROTTLE/PEDAL POSITION SENSOR "A" MINIMUM STOP
PERFORMANCE
1. OUTLINE OF DIAGNOSIS
Judge as NG when full close point learning cannot conducted or abnormal value is detected.
2. COMPONENT DESCRIPTION
(1)
(1) Engine control module (ECM)
(2) Drive circuit
3. ENABLE CONDITIONS
Secondary Parameters
Ignition switch
Ignition switch (only after clear memory)
4. GENERAL DRIVING CYCLE
Perform the diagnosis at full closed point learning.
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
Judgement Value
Malfunction Criteria
Throttle sensor opening angle at full
close point learning
Throttle opening angle when the ignition
switch is ON – Throttle minimum stop
position
Time Needed for Diagnosis: 8 — 80 milliseconds
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
(2)
(3) Motor
Enable Condition
ON OFF
OFF ON
Threshold Value
10.127° or more,
19.872° or less
1.683°
GD(H4SO)-186
(3)
(4)
(4) Throttle position sensor
EN-01869