2001 NISSAN ALMERA N16 Electronic Repair Manual

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NISSAN ALMERA N16 2001  Electronic Repair Manual Diagnostic ProcedureNJEC0768
1 CHECK EGR VOLUME CONTROL SYSTEM OVERALL FUNCTION
1. Turn ignition switch ªOFFº.
2. Set the oscilloscope probe between ECM terminals 337, 338, 350, 351 and ground.
3. S

Page 986 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual 3 CHECK EGR VOLUME CONTROL VALVE POWER SUPPLY CIRCUIT-II
1. Turn ignition switch ªOFFº.
2. Disconnect ECM relay. (For ECM relay location, refer to ªEngine Control Component Parts Locationº.)
3. Ch

Page 987 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual 7 CHECK EGR VOLUME CONTROL VALVE OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch ªOFFº.
2. Disconnect ECM harness connector.
3. Check harness continuity between ECM terminals and EG

Page 988 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual 9 CHECK EGR VOLUME CONTROL VALVE-II
With CONSULT-II
1. Remove EGR volume control valve.
2. Reconnect ECM harness connector and EGR volume control valve harness connector.
3. Turn ignition switch ªON

Page 989 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual Wiring DiagramNJEC0769
YEC021A
START SIGNALYD
Wiring Diagram
EC-693

Page 990 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual Diagnostic ProcedureNJEC0770
1 CHECK START SIGNAL OVERALL FUNCTION
With CONSULT-II
1. Turn ignition switch ªONº.
2. Check ªSTART SIGNALº in ªDATA MONITORº mode with CONSULT-II under the followin

Page 991 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual 4 CHECK INTERMITTENT INCIDENT
Refer to ªTROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENTº, EC-559.
©INSPECTION END
START SIGNALYD
Diagnostic Procedure (Contd)
EC-695

Page 992 of 2493

NISSAN ALMERA N16 2001  Electronic Repair Manual DescriptionNJEC0781When the gear position is in ªNeutralº, neutral position is ªONº. ECM detects the position because the conti-
nuity of the line (the ªONº signal) exists.
CONSULT-II Reference