2006 NISSAN VERSA Workshop Service Repair Manual

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NISSAN VERSA 2006 Workshop Service Repair Manual EC-248Revision: June 2006
DTC P0137 HO2S2
2007 Versa
DTC P0137 HO2S2PFP:226A0
Component DescriptionUBS00QFE
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level i

Page 1418 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual DTC P0137 HO2S2
EC-249
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DTC Confirmation ProcedureUBS00QFH
NOTE:
If DTC confirmation Procedure has been previously conducted, always turn ignitio

DTC P0137 HO2S2
EC-249
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DTC Confirmation ProcedureUBS00QFH
NOTE:
If DTC confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
WITH CONSULT-II
TESTING CONDITION:
For the best results, perform DTC WORK SUPPORT at a temperature of 0 to 30°C (32 to 86°F).
1. Turn ignition switch ON and select “DATA MONITOR” mode with
CONSULT-II.
2. Start engine and warm it up to the normal operating tempera-
ture.
3. Turn ignition switch OFF and wait at least 10 seconds.
4. Start engine and keep the engine speed between 3,500 and
4,000 rpm for at least 1 minute under no load.
5. Let engine idle for 1 minute.
6. Make sure that “COOLAN TEMP/S” indicates more than 70°C
(158°F).
If not, warm up engine and go to next step when “COOLAN
TEMP/S” indication reaches to 70°C (158°F).
7. Open engine hood.
8. Select “HO2S2 (B1) P1147” (for DTC P0137) of “HO2S2” in “DTC WORK SUPPORT” mode with CON-
SULT-II.
9. Start engine and following the instruction of CONSULT-II.
NOTE:
It will take at most 10 minutes until “COMPLETED” is displayed.
10. Make sure that “OK” is displayed after touching “SELF-DIAG RESULTS”.
If “NG” is displayed, refer to EC-253, "
Diagnostic Procedure" .
If “CAN NOT BE DIAGNOSED” is displayed, perform the following.
a. Turn ignition switch OFF and leave the vehicle in a cool place (soak the vehicle).
b. Return to step 1.
Overall Function CheckUBS00QFI
Use this procedure to check the overall function of the heated oxygen sensor 2 circuit. During this check, a 1st
trip DTC might not be confirmed.
WITH GST
1. Start engine and warm it up to the normal operating temperature.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Start engine and keep the engine speed between 3,500 and 4,000 rpm for at least 1 minute under no load.
4. Let engine idle 1 minute.
5. Set voltmeter probes between ECM terminal 50 (HO2S2 signal) and ground.
SEF 1 74 Y
PBIB2373E

Page 1419 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual EC-250Revision: June 2006
DTC P0137 HO2S2
2007 Versa
6. Check the voltage when revving up to 4,000 rpm under no load
at least 10 times.
(Depress and release accelerator pedal as soon as possible.)
The

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NISSAN VERSA 2006 Workshop Service Repair Manual DTC P0137 HO2S2
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Wiring DiagramUBS00QFJ
BBWA2629E

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NISSAN VERSA 2006 Workshop Service Repair Manual EC-252Revision: June 2006
DTC P0137 HO2S2
2007 Versa
Specification data are reference values and are measured between each terminal and ground.
Pulse signal is measured by CONSULT-II.
CAUTION:
Do not

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NISSAN VERSA 2006 Workshop Service Repair Manual DTC P0137 HO2S2
EC-253
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Diagnostic ProcedureUBS00QFK
1. CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF.
2. Loosen and retighten ground scre

Page 1423 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual EC-254Revision: June 2006
DTC P0137 HO2S2
2007 Versa
2. CLEAR THE SELF-LEARNING DATA
With CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Select “SELF-LEARNING CONT”

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NISSAN VERSA 2006 Workshop Service Repair Manual DTC P0137 HO2S2
EC-255
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4. CHECK HO2S2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between ECM terminal 50 and HO2S2 term

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