2001 NISSAN ALMERA TINO Service Repair Manual

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NISSAN ALMERA TINO 2001  Service Repair Manual Diagnostic ProcedureNLEC1229
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

Page 850 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual 3 DETECT MALFUNCTIONING PART
Check the following.
+Harness connectors F38, M50 (where fitted)
+Harness connectors M72, F44 (where fitted)
+10A fuse
+Harness for open or short between heated oxygen sen

Page 851 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual SEF327R
Component DescriptionNLEC1231The 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 852 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual Wiring DiagramNLEC1237MODELS WITH ECM IN ENGINE COMPARTMENTNLEC1237S03
YEC746
HEATED OXYGEN SENSOR 2 (REAR)QG18DE
Wiring Diagram
EC-427

Page 853 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual MODELS WITH ECM IN CABINNLEC1237S04
YEC895
HEATED OXYGEN SENSOR 2 (REAR)QG18DE
Wiring Diagram (Contd)
EC-428

Page 854 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual Diagnostic ProcedureNLEC1238
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

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NISSAN ALMERA TINO 2001  Service Repair 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 856 of 3051

NISSAN ALMERA TINO 2001  Service Repair 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