Toyota 2GR-FE Manual page 507

1
READ VALUE OF INTELLIGENT TESTER (ACCEL POS #1 AND ACCEL POS #2)
Depressed
NG
2
CHECK HARNESS AND CONNECTOR (ACCELERATOR PEDAL POSITION SENSOR -
ECM)
Wire Harness Side Front View:
A17 APP Sensor Connector
VPA2
EPA2
VCP2 1 2 3 4 5 6
ECM Connector
A55
VCPA
VPA
VPA2
VCP2
OK
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch on (IG) and turn the tester on.
(c) Enter the following menus: DIAGNOSIS / ENHANCED
OBD II / DATA LIST / ALL / ACCEL POS #1 and ACCEL
POS #2.
(d) Read the values displayed on the tester.
Standard voltage
Accelerator Pedal
Operations
Released
FI07052E06
Depressed
OK
(a) Disconnect the A17 Accelerator Pedal Position (APP)
sensor connector.
(b) Disconnect the A55 ECM connector.
(c) Measure the resistance according to the value(s) in the
table below.
Standard resistance (Check for open)
VCPA
EPA
VPA
Standard resistance (Check for short)
EPA
VPA (A17-6) or VPA (A55-55) - body ground
EPA (A17-5) or EPA (A55-59) - body ground
VCPA (A17-4) or VCPA (A55-57) - body ground
VPA2 (A17-3) or VPA2 (A55-56) - body ground
EPA2 (A17-2) or EPA2 (A55-60) - body ground
VCP2 (A17-1) or VCP2 (A55-58) - body ground
EPA2
(d) Reconnect the APP sensor connector.
(e) Reconnect the ECM connector.
A115665E06
NG
ACCEL POS #1
(AP#1)
Released 0.5 to 1.1 V
2.6 to 4.5 V
Go to step 3
Tester Connection
VPA (A17-6) - VPA (A55-55)
EPA (A17-5) - EPA (A55-59)
VCPA (A17-4) - VCPA (A55-57)
VPA2 (A17-3) - VPA2 (A55-56)
EPA2 (A17-2) - EPA2 (A55-60)
VCP2 (A17-1) - VCP2 (A55-58)
Tester Connection
REPAIR OR REPLACE HARNESS OR
CONNECTOR
ES–351
ACCEL POS #2
(AP#2)
1.2 to 2.0 V
3.4 to 4.7 V
ES
Specified Condition
Below 1 Ω
Below 1 Ω
Below 1 Ω
Below 1 Ω
Below 1 Ω
Below 1 Ω
Specified Condition
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher