2001 NISSAN ALMERA TINO Service Repair Manual

Page 1105 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual Fail-safe ModeNLEC1385
Detected items Engine operating condition in fail-safe mode
Mass air flow sensor circuitEngine speed will not rise more than 2,400 rpm due to the fuel
cut.
DTC Confirmation Proc

Page 1106 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual 2) Turn ignition switch ªOFFº, wait at least 10 seconds and then
turn ªONº.
3) Perform ªDiagnostic Test Mode II (Self-diagnostic results)º with
ECM.
4) If 1st trip DTC is detected, go to ªDiagn

Page 1107 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual Wiring DiagramNLEC1387MODELS WITH ECM IN ENGINE COMPARTMENTNLEC1387S01
YEC687
DTC P0100 MASS AIR FLOW SENSOR (MAFS)SR20DE
Wiring Diagram
EC-682

Page 1108 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual MODELS WITH ECM IN CABINNLEC1387S02
YEC912
DTC P0100 MASS AIR FLOW SENSOR (MAFS)SR20DE
Wiring Diagram (Contd)
EC-683

Page 1109 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual Diagnostic ProcedureNLEC1388
1 INSPECTION START
Which malfunction (A, or B) is duplicated?
Malfunction A or B
A©GO TO 3.
B©GO TO 2.
2 CHECK INTAKE SYSTEM
Check the following for connection.
+Air duc

Page 1110 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual 4 CHECK POWER SUPPLY
1. Disconnect mass air flow sensor harness connector.
SEF772Z
2. Turn ignition switch ªONº.
3. Check voltage between terminal 2, 4 and ground with CONSULT-II or tester.
SEF297X

Page 1111 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual 7 CHECK INPUT SIGNAL CIRCUIT
1. Check harness continuity between mass air flow sensor terminal 1 and ECM terminal 61.
Refer to wiring diagram.
Continuity should exist.
2. Also check harness for short

Page 1112 of 3051

NISSAN ALMERA TINO 2001  Service Repair Manual SEF206T
Component DescriptionNLEC1390MODELS WITH INTAKE AIR TEMPERATURE SENSOR
ON INTAKE AIR DUCT
NLEC1390S01The intake air temperature sensor is mounted to the air duct hous-
ing. The sensor detects