User Manual - Page 771

For 2001 XTERRA.

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13 CHECK CAMSHAFT POSITION SENSOR
1. Install any parts removed.
2. Start engine.
3. Check voltage between ECM terminals 44, 48 and ground, ECM terminal 49 and ground with DC range.
AEC072B
OK or NG
OK 䊳 GO TO 14.
NG 䊳 Replace distributor assembly with camshaft position sensor.
14 CHECK FUEL INJECTOR
1. Disconnect injector harness connector.
2. Check resistance between terminals as shown in the figure.
SEF625V
Resistance: 10 - 14Ω [at 25°C (77°F)]
OK or NG
OK 䊳 GO TO 15.
NG 䊳 Replace fuel injector.
DTC P0120 THROTTLE POSITION SENSOR
VG33E
Diagnostic Procedure (Cont’d)
EC-771
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
GI
MA
EM
LC
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