2006 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2006  Factory Service Manual EC-166Revision: November 2009
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER
2006 QX56
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM g

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INFINITI QX56 2006  Factory Service Manual DTC P0037, P0038, P0057, P0058 HO2S2 HEATEREC-167
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Revision: November 2009 2006 QX56
BANK 2
BBWA1673E

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INFINITI QX56 2006  Factory Service Manual EC-168Revision: November 2009
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER
2006 QX56
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM g

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INFINITI QX56 2006  Factory Service Manual DTC P0037, P0038, P0057, P0058 HO2S2 HEATEREC-169
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2. CHECK HO2S2 POWER SUPPLY CIRCUIT
1. Disconnect heated oxygen sensor 2 harness connector

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INFINITI QX56 2006  Factory Service Manual EC-170Revision: November 2009
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER
2006 QX56
5. CHECK HEATED OXYGEN SENSOR 2 HEATER
Refer to  EC-170, "
Component Inspection" .
OK or NG
OK >> GO TO 6.
NG >> Rep

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INFINITI QX56 2006  Factory Service Manual DTC P0101 MAF SENSOREC-171
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DTC P0101 MAF SENSORPFP:22680
Component DescriptionUBS00H0V
The mass air flow sensor is placed in the stream of i

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INFINITI QX56 2006  Factory Service Manual EC-172Revision: November 2009
DTC P0101 MAF SENSOR
2006 QX56
DTC Confirmation ProcedureUBS00H0Y
Perform PROCEDURE FOR MALFUNCTION A first.
If the DTC cannot be confirmed, perform PROCEDURE FOR MALFUNC

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INFINITI QX56 2006  Factory Service Manual DTC P0101 MAF SENSOREC-173
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7. Maintain the following conditions for at least 10 consecutive sec-
onds.
8. If 1st trip DTC is detected, go to