2001 NISSAN X-TRAIL diagram

EC-1510
[YD]
DTC P1217 OVERHEAT (COOLING SYSTEM)
Wiring Diagram
EBS004QW
TBWA0107E

EC-1514
[YD]
DTC P1217 OVERHEAT (COOLING SYSTEM)
2. DETECT MALFUNCTIONING PART
Check the following.
●Fuse block (J/B) connector E103
●10A fuse
●40A fusible links
●Harness for open or short between cooling fan relay-1 and fuse
●Harness for open or short between cooling fan relay-1 and battery
>> Repair open circuit or short to ground or short to power in harness or connectors.
3. CHECK COOLING FAN GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Disconnect cooling fan motor-1 harness connector and cooling fan motor-2 harness connector.
3. Check harness continuity between cooling fan relay-1 terminal 3 and cooling fan motor-1 terminal 1, cool-
ing fan motor-1 terminal 4 and body ground. Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
5. Check harness continuity between cooling fan relay-1 terminal 6 and cooling fan motor-2 terminal 1, cool-
ing fan motor-2 terminal 4 and body ground. Refer to Wiring Diagram.
6. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK COOLING FAN OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check harness continuity between ECM terminal E2 and cooling fan relay-1 terminal 2. Refer to Wiring
Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
PBIB0479E
Continuity should exist.
Continuity should exist.
Continuity should exist.

EC-1516
[YD]
DTC P1217 OVERHEAT (COOLING SYSTEM)
2. DETECT MALFUNCTIONING PART
Check the following.
●Harness for open or short between cooling fan relays-2 and -3 and fuse
●Harness for open or short between cooling fan relays-2 and -3 and fusible link
>> Repair harness or connectors.
3. CHECK COOLING FAN GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Disconnect cooling fan motor-1 harness connector and cooling fan motor-2 harness connector.
3. Check harness continuity between cooling fan relay-2 terminal 5 and cooling fan motor-1 terminal 2, cool-
ing fan relay-2 terminal 6 and cooling fan motor-1 terminal 3, cooling fan relay-2 terminal 7 and body
ground. Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
5. Check harness continuity between cooling fan relay-3 terminal 5 and cooling fan motor-2 terminal 2, cool-
ing fan relay-3 terminal 6 and cooling fan motor-2 terminal 3, cooling fan relay-3 terminal 7 and body
ground. Refer to Wiring Diagram.
6. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK COOLING FAN OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check harness continuity between ECM terminal E7 and cooling fan relay-2 terminal 2, cooling fan relay-
3 terminal 2. Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
PBIB0479E
Continuity should exist.
Continuity should exist.
Continuity should exist.

EC-1522
[YD]
DTC P1233 - P1234 SUCTION CONTROL VALVE
Wiring Diagram
EBS008XL
TBWA0122E

DTC P1233 - P1234 SUCTION CONTROL VALVE
EC-1523
[YD]
C
D
E
F
G
H
I
J
K
L
MA
EC
Diagnostic ProcedureEBS008XM
1.CHECK ECM OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Disconnect ECM harness connector and fuel supply pump har-
ness connectors.
3. Check continuity between ECM terminal E1 and fuel supply
pump terminals 1, 3.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 2.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
2.CHECK SUCTION CONTROL VALVE GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Check continuity between ECM terminal E8 and fuel supply pump terminal 2, ECM terminal E16 and fuel
supply pump terminal 4.
Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 3.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
3.CHECK SUCTION CONTROL VALVE
Refer to EC-1523, "
Component Inspection" .
OK or NG
OK >> GO TO 4.
NG >> Replace fuel supply pump.
4.CHECK INTERMITTENT INCIDENT
Refer to EC-1441, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>>INSPECTION END
Component InspectionEBS008Z6
SUCTION CONTROL VALVE
1. Check continuity between fuel supply pump terminals 1 and 2, 3
and 4.
2. If NG, replace fuel supply pump.Continuity should exist.
PBIB0464E
Continuity should exist.
Continuity should exist.
PBIB0466E

EC-1526
[YD]
DTC P1301 - P1304 FUEL INJECTOR ADJUSTMENT RESISTOR
Wiring Diagram
EBS008XS
TBWA0128E

DTC P1510 ACCELERATOR PEDAL RELEASED POSITION SWITCH
EC-1533
[YD]
C
D
E
F
G
H
I
J
K
L
MA
EC
Wiring DiagramEBS00970
TBWA0131E

EC-1534
[YD]
DTC P1510 ACCELERATOR PEDAL RELEASED POSITION SWITCH
Diagnostic Procedure
EBS00971
1. CHECK ACCELERATOR PEDAL RELEASED POSITION SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch “OFF”.
2. Disconnect accelerator work unit harness connector.
3. Turn ignition switch “ON”.
4. Check voltage between accelerator work unit terminal 5 and
ground with CONSULT-II or tester.
OK or NG
OK >> GO TO 3.
NG >> GO TO 2.
2. DETECT MALFUNCTIONING PART
Check the following.
●Harness connectors F30, M63
●Harness for open or short between accelerator work unit and ECM
>> Repair harness or connectors.
3. CHECK ACCELERATOR PEDAL RELEASED POSITION SWITCH GROUND CIRCUIT FOR OPEN
AND SHORT
1. Turn ignition switch “OFF”.
2. Disconnect ECM harness connector.
3. Check harness continuity between accelerator work unit terminal 4 and ECM terminal A21. Refer to Wir-
ing Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
PBIB0379E
Voltage: Battery voltage
PBIB0365E
Continuity should exist.