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Accelerator Pedal Position Sensor
Magnet
VPA
IC No. 1
EPA
VCPA
VPA2
EPA2
VCP2
IC No. 2
Magnet
DTC No.
VPA fluctuates rapidly beyond upper and lower
P2120
malfunction thresholds for 0.5 seconds or more (1 trip
detection logic)
VPA is 0.4 V or less for 0.5 seconds or more when
P2122
accelerator pedal is fully released (1 trip detection logic)
VPA is 4.8 V or more for 2.0 seconds or more
P2123
(1 trip detection logic)
VPA2 fluctuates rapidly beyond upper and lower
P2125
malfunction thresholds for 0.5 seconds or more (1 trip
detection logic)
VPA2 is 1.2 V or less for 0.5 seconds or more when
P2127
accelerator pedal is fully released (1 trip detection
logic)
Conditions (a) and (b) continue for 2.0 seconds or more
(1 trip detection logic):
P2128
(a) VPA2 is 4.8 V or more
(b) VPA is between 0.4 V and 3.45 V
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ECM
3.4 to 5.0
2.6 to 4.5
DTC Detection Condition
Accelerator Pedal Position Sensor Output Voltage (V)
*1
5
1.6
0.8
0
Usable Range
Accelerator Pedal Turning Angle (deg)
*1: Accelerator Pedal Fully Released
*2: Accelerator Pedal Fully Depressed
•
Accelerator Pedal Position (APP) sensor
•
ECM
•
APP sensor
•
Open in VCP1 circuit
•
Open or ground short in VPA circuit
•
ECM
•
APP sensor
•
Open in EPA circuit
•
ECM
•
APP sensor
•
ECM
•
APP sensor
•
Open in VCP2 circuit
•
Open or ground short in VPA2 circuit
•
ECM
•
APP sensor
•
Open in EPA2 circuit
•
ECM
ES–343
*2
25
A019803E27
Trouble Area
ES
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