2001 NISSAN ALMERA Service Manual

Page 1185 of 2898

NISSAN ALMERA 2001  Service Manual 3 DETECT MALFUNCTIONING PART
Check the following.
+Harness connectors F36, E75
+Harness connectors E106, M21 (Sedan), E175, M160 or F113, M169 (Hatchback)
+10A fuse
+Harness for open or short between

Page 1186 of 2898

NISSAN ALMERA 2001  Service Manual SEF327R
Component DescriptionNJEC1231The heated oxygen sensor 2 (rear), after three way catalyst, moni-
tors the oxygen level in the exhaust gas.
Even if switching characteristics of the heated oxygen

Page 1187 of 2898

NISSAN ALMERA 2001  Service Manual Wiring DiagramNJEC1237SEDAN MODELS AND HATCHBACK MODELS WITH
ECM IN ENGINE COMPARTMENT
NJEC1237S03
HEC853
HEATED OXYGEN SENSOR 2 (REAR)QG
Wiring Diagram
EC-463

Page 1188 of 2898

NISSAN ALMERA 2001  Service Manual HATCHBACK MODELS WITH ECM IN CABINNJEC1237S04
HEC941
HEATED OXYGEN SENSOR 2 (REAR)QG
Wiring Diagram (Contd)
EC-464

Page 1189 of 2898

NISSAN ALMERA 2001  Service Manual Diagnostic ProcedureNJEC1238
1 CHECK OVERALL FUNCTION-I
1. Start engine and drive the vehicle at over 70 km/h (43 MPH) for 2 consecutive minutes.
2. Stop vehicle and keep the engine running.
3. Set vo

Page 1190 of 2898

NISSAN ALMERA 2001  Service Manual 3 RETIGHTEN GROUND SCREWS
1. Turn ignition switch ªOFFº.
2. Loosen and retighten engine ground screws.
JEF104Y
©GO TO 4.
4 CHECK INPUT SIGNAL CIRCUIT
1. Turn ignition switch ªOFFº.
2. Disconnect

Page 1191 of 2898

NISSAN ALMERA 2001  Service Manual 6 CHECK GROUND CIRCUIT
1. Check harness continuity between heated oxygen sensor 2 (rear) harness connector terminal 4 and body ground.
Refer to wiring diagram.
Continuity should exist.
2. Also check h

Page 1192 of 2898

NISSAN ALMERA 2001  Service Manual 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 between EC