2001 NISSAN ALMERA Service Manual

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NISSAN ALMERA 2001  Service Manual Diagnostic ProcedureNJEC0520
1 CHECK POWER SUPPLY
1. Turn ignition switch ªOFFº.
2. Disconnect intake valve timing control solenoid valve harness connector.
SEF149X
3. Turn ignition switch ªONº.
4

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NISSAN ALMERA 2001  Service Manual 4 CHECK VALVE TIMING CONTROL SOLENOID VALVE
Refer to ªComponent Inspectionº, EC-398.
OK or NG
OK©GO TO 5.
NG©Replace valve timing control solenoid valve.
5 CHECK INTERMITTENT INCIDENT
Perform ªTR

Page 1123 of 2898

NISSAN ALMERA 2001  Service Manual DescriptionNJEC0522SYSTEM DESCRIPTIONNJEC0522S01
Sensor Input Signal to ECMECM func-
tionActuator
Throttle position sensor Throttle position
Swirl con-
trol valve
system
controlSwirl control valve con

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NISSAN ALMERA 2001  Service Manual ECM Terminals and Reference Value=NJEC0524Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground terminals when measuring input/outpu

Page 1125 of 2898

NISSAN ALMERA 2001  Service Manual If 1st trip DTC is detected, go to ªDIAGNOSTIC
PROCEDUREº, EC-403.
With GST
Follow the procedure ªWith CONSULT-IIº above.
DTC P1131 SWIRL CONTROL VALVE SOLENOID VALVE (CIRCUIT) (WHERE
FITTED)
QG
D

Page 1126 of 2898

NISSAN ALMERA 2001  Service Manual Wiring DiagramNJEC0528
HEC802
DTC P1131 SWIRL CONTROL VALVE SOLENOID VALVE (CIRCUIT) (WHERE
FITTED)
QG
Wiring Diagram
EC-402

Page 1127 of 2898

NISSAN ALMERA 2001  Service Manual Diagnostic ProcedureNJEC0529
1 INSPECTION START
Do you have CONSULT-II?
YesorNo
Ye s©GO TO 2.
No©GO TO 3.
2 CHECK CIRCUIT
1. Perform ªSWIRL CONT SOL/Vº in ªACTIVE TESTº mode.
2. Make sure that c

Page 1128 of 2898

NISSAN ALMERA 2001  Service Manual 5 CHECK OUTPUT SIGNAL CIRCUIT
1. Turn ignition switch ªOFFº.
2. Disconnect ECM harness connector.
3. Check harness continuity between ECM terminal 104 and swirl control valve control solenoid valve