Nissan Note [208/1872] Without consult ii

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Nissan Note [208/1872] Without consult ii
EC-208
[CR (WITH EURO-OBD)]
DTC P0138 HO2S2
Component Inspection
BBS002X4
HEATED OXYGEN SENSOR 2
With CONSULT-II
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. Select “FUEL INJECTION” in “ACTIVE TEST” mode, and select
“HO2S2(B1)” as the monitor item with CONSULT-II.
7. Check “HO2S2 (B1) at idle speed when adjusting “FUEL INJECTION to ±25%.
“HO2S2 (B1)” should be above 0.61V at least once when the FUEL INJECTION” is +25%.
“HO2S2 (B1)” should be below 0.52V at least once when the “FUEL INJECTION” is 25%.
CAUTION:
Discard any heated oxygen sensor which has been dropped from a height of more than 0.5 m (19.7
in) onto a hard surface such as a concrete floor; use a new one.
Before installing new oxygen sensor, clean exhaust system threads using Oxygen Sensor Thread
Cleaner and approved anti-seize lubricant.
Without CONSULT-II
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 for 1 minute.
5. Set voltmeter probes between ECM terminal 16 (HO2S2 signal) and ground.
SEF174Y
SEF662Y
MBIB1402E

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