2001 NISSAN ALMERA Service Manual

Page 849 of 2898

NISSAN ALMERA 2001  Service Manual 23 CHECK IACV-AAC VALVE CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch ªOFFº.
2. Check IACV-AAC valve circuit for open and short. Refer to ªDiagnostic Procedureº, EC-380.
OK or NG
OK©GO TO 24

Page 850 of 2898

NISSAN ALMERA 2001  Service Manual 28 CHECK IGNITION TIMING
1. Start engine and warm it up to normal operating temperature.
2. Check ignition timing at idle using a timing light.
SEF984U
Ignition timing:
M/T 8ɱ5É BTDC
A/T 10ɱ5É

Page 851 of 2898

NISSAN ALMERA 2001  Service Manual 31 PERFORM IDLE AIR VOLUME LEARNING
Refer to ªIdle Air Volume Learningº, EC-57.
Which is the result CMPLT or INCMP?
CMPLT or INCMP
CMPLT©GO TO 32.
INCMP©1. Follow the construction of ªIdle Air vo

Page 852 of 2898

NISSAN ALMERA 2001  Service Manual 36 ERASE UNNECESSARY DTC
After this inspection, unnecessary DTC No. might be displayed.
Erase the stored memory in ECM and TCM (Transmission control module).
Refer to ªHow to Erase Emission-Related D

Page 853 of 2898

NISSAN ALMERA 2001  Service Manual 2 CHECK THROTTLE OPENER OPERATION-I
Confirm that there is a clearance between throttle drum and stopper.
SEF850Y
OK or NG
OK©GO TO 4.
NG©GO TO 3.
3 CHECK THROTTLE OPENER FIXING BOLTS
Check throttle

Page 854 of 2898

NISSAN ALMERA 2001  Service Manual 5 CHECK VACUUM SOURCE FOR THROTTLE OPENER
1. Disconnect vacuum hose connected to throttle opener.
2. Check vacuum existance with engine running.
SEF155Y
OK or NG
OK©1. Repair or replace throttle body

Page 855 of 2898

NISSAN ALMERA 2001  Service Manual 7 CHECK THROTTLE DRUM OPERATION
Confirm that throttle drum moves to contact the stopper.
SEF850Y
OK or NG
OK©GO TO 10.
NG©GO TO 8.
8 CHECK ACCELERATOR WIRE INSTALLATION
1. Stop engine.
2. Check acce

Page 856 of 2898

NISSAN ALMERA 2001  Service Manual 10 CHECK THROTTLE POSITION SWITCH CLOSED POSITION-I (If throttle opener is equipped)
NOTE:
Always check ignition timing before performing the following.
1. Warm up engine to normal operating temperatu