2005 INFINITI QX4 Factory Service Manual

Page 1393 of 3419

INFINITI QX4 2005  Factory Service Manual EC-202Revision: October 2005
DTC P0122, P0123 TP SENSOR
2005 QX56
DTC Confirmation ProcedureUBS00H1T
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF

Page 1394 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0122, P0123 TP SENSOR
EC-203
C
D
E
F
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H
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MA
EC
Revision: October 20052005 QX56
Wiring DiagramUBS00H1U
BBWA1677E

Page 1395 of 3419

INFINITI QX4 2005  Factory Service Manual EC-204Revision: October 2005
DTC P0122, P0123 TP SENSOR
2005 QX56
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground terminals wh

Page 1396 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0122, P0123 TP SENSOR
EC-205
C
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MA
EC
Revision: October 20052005 QX56
2. CHECK THROTTLE POSITION SENSOR 2 POWER SUPPLY CIRCUIT-I
1. Disconnect electric throttle control actuator

Page 1397 of 3419

INFINITI QX4 2005  Factory Service Manual EC-206Revision: October 2005
DTC P0122, P0123 TP SENSOR
2005 QX56
6. REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace the accelerator pedal assembly.
2. Perform EC-90, "
Accelerator Pedal Released Positi

Page 1398 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0122, P0123 TP SENSOR
EC-207
C
D
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MA
EC
Revision: October 20052005 QX56
Component InspectionUBS00H1W
THROTTLE POSITION SENSOR
1. Reconnect all harness connectors disconnected.
2. P

Page 1399 of 3419

INFINITI QX4 2005  Factory Service Manual EC-208Revision: October 2005
DTC P0125 ECT SENSOR
2005 QX56
DTC P0125 ECT SENSORPFP:22630
Component DescriptionUBS00H1Y
NOTE:
If DTC P0125 is displayed with P0117 or P0118, first perform the trouble d

Page 1400 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0125 ECT SENSOR
EC-209
C
D
E
F
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H
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J
K
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MA
EC
Revision: October 20052005 QX56
DTC Confirmation ProcedureUBS00H20
CAUTION:
Be careful not to overheat engine.
NOTE:
If DTC Confirmation Procedure