2001 NISSAN X-TRAIL fuel consumption

EC-1418
[YD]
TROUBLE DIAGNOSIS
SYSTEM — Basic engine control systemSYMPTOM
Reference page
ROUGH IDLE/HUNTING IDLING VIBRATION
SLOW/NO RETURN TO IDLE
OVERHEAT/HIGH ENGINE COOLANT TEMPERATURE EXCESSIVE FUEL CONSUMPTION EXCESSIVE OIL CONSUMPTION ABNORMAL SMOKE COLOR
DEAD BATTERY (UNDER CHARGE) Malfunction indicator illuminates. Can be detected by CONSULT-II?
BLACK SMOKE WHITE SMOKE
Warranty symptom code AG AH AJ AK AL AM AP HA
Fuel supply pump 5 5 5 5 1 1 —
Fuel injector 3 3 3 4 4 4 1 1EC-1472
EDU (Electronic drive unit) 4 4 4 5 5 5 1 1EC-1501
Glow system1EC-1544
Engine body 3 3 3 3 1 3EM-110
EGR system3EC-1551
Air cleaner and duct3MA-32
Fuel pressure relief valveEC-1405
ENGINE CONTROL
Suction control valve circuit 4 4 4 4 1 1EC-1519
Fuel injector circuit 1 1 1 1 1 1 1 1EC-1472
EDU circuit 2 2 2 2 2 2 1 1EC-1501
Mass air flow sensor circuit 1 1 1EC-1451
Engine coolant temperature circuit 1 1 1 1 1EC-1456
Vehicle speed sensor circuit11EC-1489
Accelerator pedal position sensor circuit 1 1 1EC-1460
Accelerator pedal released position switch
circuit11EC-1531
Common rail fuel pressure sensor
circuit11EC-1468
Crankshaft position sensor (TDC)
circuit11 11EC-1479

TROUBLE DIAGNOSIS
EC-1419
[YD]
C
D
E
F
G
H
I
J
K
L
MA
EC
1 - 5: The numbers refer to the order of inspection.
(continued on next page)
ENGINE CONTROL
Camshaft position sensor circuitEC-1484
Start signal circuitEC-1566
Ignition switch circuitEC-1442
Power supply for ECM circuit11EC-1442
Cooling fan relay circuit 2EC-1508
EGR volume control valve circuit 1EC-1551
Glow relay circuit1EC-1544
ECM relay (Self-shutoff) circuit1EC-1538
ECM, connector circuit 2 2 2 2 2 2 2 2 2 2 2EC-1494,EC-
1536
Air conditioner relay circuitEC-1572
Air conditioner switch circuitEC-1572
NATS (Nissan Anti-theft System)1EC-1406
SYSTEM — Basic engine control systemSYMPTOM
Reference page
ROUGH IDLE/HUNTING IDLING VIBRATION
SLOW/NO RETURN TO IDLE OVERHEAT/HIGH ENGINE COOLANT TEMPERATURE EXCESSIVE FUEL CONSUMPTION
EXCESSIVE OIL CONSUMPTION ABNORMAL SMOKE COLOR DEAD BATTERY (UNDER CHARGE) Malfunction indicator illuminates. Can be detected by CONSULT-II?
BLACK SMOKE WHITE SMOKE
Warranty symptom code AG AH AJ AK AL AM AP HA