height INFINITI QX56 2011 Factory Workshop Manual

INFINITI QX56 2011 Factory Workshop Manual QX56 2011 INFINITI INFINITI https://www.carmanualsonline.info/img/42/57033/w960_57033-0.png INFINITI QX56 2011 Factory Workshop Manual

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INFINITI QX56 2011  Factory Workshop Manual 
P0031, P0032, P0051, P0052 A/F SENSOR 1 HEATER
EC-183
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OIs the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE

Page 2209 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
P0037, P0038, P0057, P0058 HO2S2 HEATER
EC-185
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Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.DETECT MALFUNCTIONI

Page 2210 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
EC-186
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P0037, P0038, P0057, 
P0058 HO2S2 HEATER
Component Inspection (HO2 Sensor 2 Heater)
INFOID:0000000006217780
1.CHECK HEATED OXYGEN SENSOR 2 HEATER
1. Turn igni

Page 2255 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
P0130, P0150 A/F SENSOR 1EC-231
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YES >> GO TO 4.
NO >> Repair open circuit, short to ground or short to power in harness or connector

Page 2258 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
EC-234
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P0131, P0151 A/F SENSOR 1
4. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair open circuit, short to groun

Page 2261 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
P0132, P0152 A/F SENSOR 1EC-237
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4. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Rep

Page 2265 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
P0133, P0153 A/F SENSOR 1EC-241
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5. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Rep

Page 2270 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
EC-246
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P0137, P0157 HO2S2
3. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair open circuit, short to ground or sh

Page 2272 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
EC-248
< DTC/CIRCUIT DIAGNOSIS >[VK56VD]
P0137, P0157 HO2S2
6.REPLACE HEATED OXYGEN SENSOR 2
Replace malfunctioning heated oxygen sensor 2. Refer to  EM-40, "
Exploded View".
CAUTION:
 Discard any h

Page 2277 of 5598

INFINITI QX56 2011  Factory Workshop Manual 
P0138, P0158 HO2S2EC-253
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 Discard any heated oxygen sensor which has been dr
opped from a height of more than 0.5 m (19.7
in) onto