Nissan Note — процедура диагностики датчика кислорода: пошаговое руководство [324/1872]

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Nissan Note [324/1872] With gst
EC-324
[CR (WITH EURO-OBD)]
DTC P1146 HO2S2
Procedure for COND3
1. Stop vehicle and let it idle until INCOMPLETE” of “COND3” on
CONSULT-II screen has turned to “COMPLETED”. (It will take a
maximum of approximately 6 minutes.)
2. Make sure that “OK” is displayed after touching “SELF-DIAG
RESULTS”.
If “NG is displayed, refer to EC-326, "
Diagnostic Procedure" .
If “CAN NOT BE DIAGNOSED” is displayed, performed the fol-
lowing.
a. Turn ignition switch OFF and leave the vehicle in a cool place
(soak the vehicle).
b. Turn ignition switch ON and select “COOLAN TEMP/S” in “DATA
MONITOR” mode with CONSULT-II.
c. Start engine and warm it up while monitoring “COOLAN TEMP/S” indication on CONSULT-II.
d. When “COOLAN TEMP/S” indication reaches to 70°C(158°F),gotoprocedureforCOND1step3.
Overall Function Check
BBS0030Q
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 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 for 1 minute.
5. Set voltmeter probes between ECM terminal 16 (HO2S2 signal) and ground.
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 voltage should be below 0.52V at least once during this
procedure.
If the voltage can be confirmed in step 6, step 7 is not nec-
essary.
7. Keep vehicle at idling for 10 minutes, then check the voltage. Or
checkthevoltagewhencoastingfrom80km/h(50MPH)in3rd
gear position.
The voltage should be below 0.52V at least once during this
procedure.
8. If NG, go to EC-326, "
Diagnostic Procedure" .
SEC775C
MBIB0020E

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Узнайте, как правильно диагностировать и проверять работу датчика кислорода с помощью пошаговых инструкций и рекомендаций. Обеспечьте надежную работу вашего автомобиля.

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