2003 NISSAN ALMERA N16 Electronic Repair Manual

Page 1249 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual 15 CHECK HARNESS CONTINUITY BETWEEN GLOW RELAY AND GLOW PLUG FOR OPEN AND SHORT
1. Disconnect glow plug harness connector.
2. Check harness continuity between glow relay terminal 3 and glow plug harne

Page 1250 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual 18 CHECK INTERMITTENT INCIDENT
Refer to “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-71.
INSPECTION END
GLOW CONTROL SYSTEMYD
Diagnostic Procedure (Cont’d)
EC-196

Page 1251 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual DescriptionNJEC0764SYSTEM DESCRIPTIONNJEC0764S01
Sensor Input Signal to ECM ECM Function Actuator
Electronic controlled fuel injection pump Fuel injection signal
EGR volume con-
trolEGR volume control

Page 1252 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual CONSULT-II Reference Value in Data Monitor
Mode
NJEC0765Specification data are reference values.
MONITOR ITEM CONDITION SPECIFICATION
EGR VOL CON/VEngine: After warming up
Air conditioner switch: “O

Page 1253 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual Wiring Diagram=NJEC0767
YEC329A
GI
MA
EM
LC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
EGR VOLUME CONTROL SYSTEMYD
Wiring Diagram
EC-199

Page 1254 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual Diagnostic ProcedureNJEC0768
1 CHECK EGR VOLUME CONTROL SYSTEM OVERALL FUNCTION
1. Turn ignition switch “OFF”.
2. Set the oscilloscope probe between ECM terminals 337, 338, 350, 351 and ground.
3.

Page 1255 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual 3 CHECK EGR VOLUME CONTROL VALVE POWER SUPPLY CIRCUIT-II
1. Turn ignition switch “OFF”.
2. Disconnect ECM relay. (For ECM relay location, refer to “Engine ControlComponent Parts Location”.)
3.

Page 1256 of 3189

NISSAN ALMERA N16 2003  Electronic Repair Manual 7 CHECK ECM RELAY
1. Apply 12V direct current between ECM relay terminals 1 and 2.
2. Check continuity between ECM relay terminals 3 and 5, 6 and 7.
SEF296X
OK or NG
OK GO TO 8.
NG Replace ECM relay.