2001 NISSAN ALMERA N16 Electronic Repair Manual

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NISSAN ALMERA N16 2001  Electronic Repair Manual 4 CHECK GROUND CIRCUIT
1. Check harness continuity between heated oxygen sensor 2 (rear) harness connector terminal 4 and engine ground.
Refer to wiring diagram.
Continuity should exist.
2. Also check

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NISSAN ALMERA N16 2001  Electronic Repair Manual SEF244YA
SEF032X
Without CONSULT-II
1) Start engine and drive vehicle at a speed of more than 70 km/h
(43 MPH) for 2 consecutive minutes.
2) Stop vehicle with engine running.
3) Set voltmeter probes b

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NISSAN ALMERA N16 2001  Electronic Repair Manual DescriptionNJEC0180SYSTEM DESCRIPTIONNJEC0180S01
Sensor Input Signal to ECMECM func-
tionActuator
Camshaft position sensor (PHASE)
Crankshaft position sensor (POS)Engine speedHeated
oxygen
sensor 2
he

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NISSAN ALMERA N16 2001  Electronic Repair Manual On Board Diagnosis LogicNJEC0183
DTC No. Malfunction is detected when ... Check Items (Possible Cause)
P0141
0141+The current amperage in the heated oxygen sensor 2
heater (rear) circuit is out of the

Page 541 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual Wiring DiagramNJEC0185
YEC970
DTC P0141 HEATED OXYGEN SENSOR 2 HEATER (REAR)QG
Wiring Diagram
EC-245

Page 542 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual Diagnostic ProcedureNJEC0186
1 CHECK POWER SUPPLY
1. Turn ignition switch ªOFFº.
2. Disconnect heated oxygen sensor 2 (rear) harness connector.
NEF345A
3. Turn ignition switch ªONº.
4. Check volta

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NISSAN ALMERA N16 2001  Electronic Repair Manual 5 CHECK HEATED OXYGEN SENSOR 2 HEATER (REAR)
Refer to ªComponent Inspectionº, EC-247.
OK or NG
OK©GO TO 6.
NG©Replace heated oxygen sensor 2 (rear).
6 CHECK INTERMITTENT INCIDENT
Perform ªTROUBLE

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NISSAN ALMERA N16 2001  Electronic Repair Manual On Board Diagnosis LogicNJEC0188With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedb