NISSAN X-TRAIL 2003 Service Repair Manual

TROUBLE DIAGNOSIS
EC-1233
[YD (WITHOUT EURO-OBD)]
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EC

5. BLEED AIR FROM FUEL SYSTEM
1. Stop engine.
2. Use priming pump to bleed air from fuel system. Refer to EC-1221, "
AIR BLEEDING" .
>> GO TO 6.
6. CHECK IDLE SPEED AGAIN
With CONSULT-II
1. Start engine and let it idle.
2. Select “CKPS·RPM (TDC)” in “DATA MONITOR” mode with CONSULT-II.
3. Read idle speed.
OK or NG
OK >>INSPECTION END
NG >> GO TO 7.
7. DRAIN WATER FROM FUEL FILTER
Drain water from fuel filter. Refer to EC-1221, "
WATER DRAINING" .
>> GO TO 8.
8. CHECK IDLE SPEED AGAIN
With CONSULT-II
1. Start engine and let it idle.
2. Select “CKPS·RPM (TDC)” in “DATA MONITOR” mode with CONSULT-II.
3. Read idle speed.
OK or NG
OK >>INSPECTION END
NG >> GO TO 9.
9. CHECK AIR CLEANER FILTER
Check air cleaner filter for clogging or breaks.
OK or NG
OK >> GO TO 10.
NG >> Replace air cleaner filter.725±25 rpm
SEF817Y
725±25 rpm
SEF817Y

EC-1234
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

10. CHECK BATTERY VOLTAGE
Check battery voltage.
OK or NG
OK >> GO TO 12.
NG >> GO TO 11.
11 . CHECK BATTERY
Refer to SC-3, "
BATTERY" .
OK or NG
OK >> Check charging system. Refer to SC-12 .
NG >> Repair or replace.
12. CHECK COMPRESSION PRESSURE
Check compression pressure. Refer to EM-196, "
CHECKING COMPRESSION PRESSURE" .
OK or NG
OK >> GO TO 11.
NG >> Follow the instruction of “CHECKING COMPRESSION PRESSURE”.
13. CHECK IDLE SPEED AGAIN
With CONSULT-II
1. Start engine and let it idle.
2. Select “CKPS·RPM (TDC)” in “DATA MONITOR” mode with CONSULT-II.
3. Read idle speed.
OK or NG
OK >>INSPECTION END
NG >> 1. Replace fuel injector.
2. GO TO 3. Voltage: More than 12.13V
725±25 rpm
SEF817Y

TROUBLE DIAGNOSIS
EC-1235
[YD (WITHOUT EURO-OBD)]
C
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EC

Symptom Matrix ChartEBS011XG
SYSTEM — Basic engine control systemSYMPTOM
Reference page
HARD/NO START/RESTART (EXCP. HA) ENGINE STALL HESITATION/SURGING/FLAT SPOT KNOCK/DETONATION
LACK OF POWER POOR ACCELERATION HI IDLE LOW IDLE
NO START (with first firing) NO START (without first firing) HARD TO START WHEN ENGINE IS COLD HARD TO START WHEN ENGINE IS HOT
AT I D L E DURING DRIVING WHEN DECELERATING
Warranty symptom code AA AB AC AD AE AF
Fuel pump 55555555 55 5 —
Fuel injector 3333333334433EC-1314
Glow control system 1 1 1 1 1EC-1457
Engine body 3333333 344 3EM-208
Fuel transport pump 2 2 2EC-1487
EGR system33EC-1465
Air cleaner and duct33EM-133
Fuel rail pressure relief valveEC-1277
ENGINE CONTROLFuel pump circuit 4 4 4 4 4 4 4 4 4 4 4EC-1382
Fuel injector circuit 1111111111111EC-1314
Mass air flow sensor circuit 1 1 1EC-1280
Engine coolant temperature circuit 1 1 1 1EC-1291
Vehicle speed signal circuit1LAN-4
Accelerator pedal position sensor circuit 1 1 1EC-1297
Fuel rail pressure sensor circuitEC-1307

EC-1236
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

1 - 5: The numbers refer to the order of inspection.
(continued on next page)
ENGINE CONTROL
Crankshaft position sensor circuit 1 1 1 1 1 1 1 1 1 1EC-1351
Camshaft position sensor circuit 3 3EC-1363
Turbocharger boost sensor circuit 1 1 1EC-1471
Turbocharger boost control solenoid
valve circuit111EC-1471
Start signal circuit 1 1 1 1 1 1 1 1 1EC-1496
Ignition switch circuit 1 1 1 1EC-1261
Power supply for ECM circuit 1 1 1 1EC-1261
Cooling fan relay circuitEC-1320
EGR volume control valve circuit 1 1 1EC-1465
Glow relay circuit 1 1 1 1EC-1457
ECM relay (Self-shutoff) circuit 1 1 1 1EC-1399
ECM, connector circuit 2 2 2 2 2 2 2 2 2 2 2 2 2EC-1378,
EC-1455
NATS (Nissan Anti-theft System) 1EC-1224
SYSTEM — Basic engine control systemSYMPTOM
Reference page
HARD/NO START/RESTART (EXCP. HA) ENGINE STALL HESITATION/SURGING/FLAT SPOT KNOCK/DETONATION LACK OF POWER POOR ACCELERATION HI IDLE
LOW IDLE
NO START (with first firing) NO START (without first firing)
HARD TO START WHEN ENGINE IS COLD HARD TO START WHEN ENGINE IS HOT AT I D L E DURING DRIVING WHEN DECELERATING
Warranty symptom code AA AB AC AD AE AF

TROUBLE DIAGNOSIS
EC-1237
[YD (WITHOUT EURO-OBD)]
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EC

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 pump 5 5 5 5 1 1 —
Fuel injector 33344411EC-1314
Glow control system1EC-1457
Engine body 3 3 3 3 1 3EM-208
Fuel transport pumpEC-1487
EGR system3EC-1465
Air cleaner and duct3EM-133
Fuel rail pressure relief valveEC-1277
ENGINE CONTROLFuel pump circuit 4 4 4 4 1 1EC-1422
Fuel injector circuit 1 1 1 1 1 1 1 1EC-1314
Mass air flow sensor circuit 1 1 1EC-1280
Engine coolant temperature circuit 1 1 1 1 1EC-1291
Vehicle speed signal circuit11LAN-4
Accelerator pedal position sensor circuit 1 1 1EC-1297
Fuel rail pressure sensor circuit11EC-1307

EC-1238
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

1 - 5: The numbers refer to the order of inspection.
ENGINE CONTROLCrankshaft position sensor circuit 1 1 1 1EC-1351
Camshaft position sensor circuit11EC-1363
Turbocharger boost sensor circuit 1 1EC-1345
Turbocharger boost control solenoid valve cir-
cuit11EC-1471
Start signal circuitEC-1496
Ignition switch circuitEC-1261
Power supply for ECM circuit11EC-1261
Cooling fan relay circuit 2EC-1320
EGR volume control valve circuit 1EC-1465
Glow relay circuit1EC-1457
ECM relay (Self-shutoff) circuit1EC-1399
ECM, connector circuit22222222222EC-1378,EC-
1455
NATS (Nissan Anti-theft System)1EC-1224
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

TROUBLE DIAGNOSIS
EC-1239
[YD (WITHOUT EURO-OBD)]
C
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EC

Engine Control Component Parts LocationEBS011XH
PBIB1888E

EC-1240
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

PBIB1938E

TROUBLE DIAGNOSIS
EC-1241
[YD (WITHOUT EURO-OBD)]
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EC

PBIB1939E

EC-1242
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

PBIB1940E