Nissan Silvia. Instruction — part 134
2
CHECK FI CAM FUNCTION
With CONSULT-II
1. Turn ignition switch “ON”.
2. Select “COOLAN TEMP/S” in “DATA MONITOR” mode with CONSULT-II.
SEF013Y
3. Start engine and warm it up.
4. When engine coolant temperature is 75 to 85°C (167 to 185°F), check that mark A (Short line) on FI cam aligns with
roller center.
SEC333C
OK or NG
OK
©
GO TO 3.
NG
©
1. Check FI cam. Refer to “Fast Idle Cam (FIC)”, EC-29.
2. GO TO 3.
GI
MA
EM
LC
FE
CL
MT
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSIS — BASIC INSPECTION
Basic Inspection (Cont’d)
EC-51
3
CHECK IGNITION TIMING
With CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Select “IGNITION TIMING ADJ” in “WORK SUPPORT” mode with CONSULT-II.
PEF546N
3. Touch “START”.
4. Rev engine (2,000 to 3,000 rpm) two or three times under no-load, then run engine at idle speed.
5. Check ignition timing at idle using a timing light.
SEF284G
Ignition timing:
M/T 15°
±
2° BTDC
A/T 15°
±
2° BTDC (in “P” or “N” position)
OK or NG
OK
©
GO TO 4.
NG
©
1. Adjust ignition timing to the specified value by turning camshaft position sensor after
loosening bolts which secure camshaft position sensor.
2. GO TO 4.
TROUBLE DIAGNOSIS — BASIC INSPECTION
Basic Inspection (Cont’d)
EC-52
4
CHECK BASE IDLE SPEED
With CONSULT-II
1. Select “IACV-AAC/V ADJ” in “WORK SUPPORT” mode and touch “START”.
SEC334C
2. Rev engine (2,000 to 3,000 rpm) two or three times under no-load, then run engine at idle speed.
3. Read idle speed.
750
±
50 rpm (in “P” or “N” position)
OK or NG
OK (A/T models)
©
GO TO 10.
OK (M/T models)
©
GO TO 18.
NG
©
GO TO 5.
5
ADJUST BASE IDLE SPEED
With CONSULT-II
Adjust idle speed by turning idle speed adjust screw.
SEC335C
750
±
50 rpm (in “P” or “N” position)
A/T
©
GO TO 10.
M/T
©
GO TO 18.
GI
MA
EM
LC
FE
CL
MT
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSIS — BASIC INSPECTION
Basic Inspection (Cont’d)
EC-53
6
CHECK FI CAM FUNCTION
Without CONSULT-II
1. Start engine and warm it up.
2. Check voltage between ECM terminal 18 (Engine coolant temperature sensor signal) and ground.
SEC325C
3. When the voltage is between 0.55 to 0.68V, check that mark A (Short line) on FI cam aligns with roller center.
SEC333C
OK or NG
OK
©
GO TO 7.
NG
©
1. Check FI cam. Refer to “Fast Idle Cam (FIC)”, EC-29.
2. GO TO 7.
TROUBLE DIAGNOSIS — BASIC INSPECTION
Basic Inspection (Cont’d)
EC-54
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