2001 NISSAN ALMERA N16 heater

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Page 539 of 2493

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

Page 540 of 2493

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

Page 543 of 2493

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

Page 675 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual DescriptionNJEC1223SYSTEM DESCRIPTIONNJEC1223S01
Sensor Input Signal to ECMECM func-
tionActuator
Camshaft position sensor (PHASE)
Crankshaft position sensor (POS)Engine speedHeated
oxygen
sensor 1
he

Page 676 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual Wiring DiagramNJEC1228
YEC987
HEATED OXYGEN SENSOR 1 HEATER (FRONT)QG
Wiring Diagram
EC-380

Page 677 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual Diagnostic ProcedureNJEC1229
1 CHECK OVERALL FUNCTION
1. Turn ignition switch ªONº.
2. Set the tester probe between ECM terminals 4 [HO2S1 Heater (front) signal] and ground.
3. Start engine and let