2005 INFINITI QX4 turn signal

[x] Cancel search: turn signal

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INFINITI QX4 2005  Factory Service Manual DTC P0139, P0159 HO2S2
EC-233
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Revision: October 20052005 QX56
3. CHECK HO2S2 GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect heated oxygen sensor

Page 1426 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0139, P0159 HO2S2
EC-235
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Revision: October 20052005 QX56
Before installing new oxygen sensor, clean exhaust system threads using Oxygen Sensor Thread
Cleaner tool J-438

Page 1427 of 3419

INFINITI QX4 2005  Factory Service Manual EC-236Revision: October 2005
DTC P0171, P0174 FUEL INJECTION SYSTEM FUNCTION
2005 QX56
DTC P0171, P0174 FUEL INJECTION SYSTEM FUNCTIONPFP:16600
On Board Diagnosis LogicUBS00L0L
With the Air/Fuel Mixtu

Page 1432 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0171, P0174 FUEL INJECTION SYSTEM FUNCTION
EC-241
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Revision: October 20052005 QX56
3. CHECK A/F SENSOR 1 INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect c

Page 1436 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0172, P0175 FUEL INJECTION SYSTEM FUNCTION
EC-245
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Revision: October 20052005 QX56
DTC P0172, P0175 FUEL INJECTION SYSTEM FUNCTIONPFP:16600
On Board Diagnosis LogicUBS00L

Page 1441 of 3419

INFINITI QX4 2005  Factory Service Manual EC-250Revision: October 2005
DTC P0172, P0175 FUEL INJECTION SYSTEM FUNCTION
2005 QX56
3. CHECK A/F SENSOR 1 INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect corresponding A/F sensor 1

Page 1444 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0181 FTT SENSOR
EC-253
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Revision: October 20052005 QX56
DTC P0181 FTT SENSORPFP:22630
Component DescriptionUBS00H34
The fuel tank temperature sensor is used to detect the

Page 1450 of 3419

INFINITI QX4 2005  Factory Service Manual DTC P0182, P0183 FTT SENSOR
EC-259
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Revision: October 20052005 QX56
DTC P0182, P0183 FTT SENSORPFP:22630
Component DescriptionUBS00H3B
The fuel tank temperature sensor is used