User Manual - Page 715

For 2001 XTERRA.

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MONITOR ITEM CONDITION SPECIFICATION
AMB TEMP SW
Ignition switch: ON
Compare ambient air temperature
with the following:
Below 19°C (66°F) OFF
Above 25°C (77°F) ON
IGNITION SW Ignition switch: ON , OFF , ON ON , OFF , ON
INJ PULSE-B2
INJ PULSE-B1
Engine: After warming up
Air conditioner switch: OFF
Shift lever: N
No-load
Idle 2.4 - 3.7 msec
2,000 rpm 1.9 - 3.3 msec
B/FUEL SCHDL
Engine: After warming up
Air conditioner switch: OFF
Shift lever: N
No-load
Idle 1.0 - 1.6 msec
2,000 rpm 0.7 - 1.4 msec
IGN TIMING
Engine: After warming up
Air conditioner switch: OFF
Shift lever: N
No-load
Idle 15° BTDC
2,000 rpm More than 25° BTDC
IACV-AAC/V
Engine: After warming up
Air conditioner switch: OFF
Shift lever: N
No-load
Idle 10 - 20%
2,000 rpm
PURG VOL C/V
Engine: After warming up
Air conditioner switch: OFF
Shift lever: N
No-load
Idle 0 %
2,000 rpm
A/F ALPHA-B2
A/F ALPHA-B1
Engine: After warming up
Maintaining engine speed at 2,000
rpm
54 - 155%
EVAP SYS PRES Ignition switch: ON Approx. 3.4V
AIR COND RLY Air conditioner switch: OFF , ON OFF , ON
FUEL PUMP RLY
Ignition switch is turned to ON (Operates for 5 seconds)
Engine running and cranking
ON
Except as shown above OFF
COOLING FAN*
After warming up engine, idle the
engine.
Air conditioner switch: OFF
Engine coolant temperature is 94°C
(201°F) or less
OFF
Engine coolant temperature is 95°C
(203°F) or more
ON
VENT CONT/V Ignition switch: ON OFF
HO2S1 HTR (B1)
HO2S1 HTR (B2)
Engine speed: Below 3,200 rpm ON
Engine speed: Above 3,200 rpm OFF
HO2S2 HTR (B1)
HO2S2 HTR (B2)
Ignition switch: ON (Engine stopped)
Engine speed: Above 3,200 rpm
OFF
Engine speed: Below 3,200 rpm [After driving for 2 minutes at a speed of
70 km/h (43 MPH) or more]
ON
VC/V BYPASS/V Ignition switch: ON OFF
CAL/LD VALUE
Engine: After warming up
Air conditioner switch: OFF
Shift lever: N
No-load
Idle 18.5 - 26.0%
2,500 rpm 18.0 - 21.0%
TROUBLE DIAGNOSIS GENERAL DESCRIPTION
VG33E
CONSULT-II Reference Value in Data Monitor Mode (Contd)
EC-715
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
GI
MA
EM
LC
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