2007 NISSAN TIIDA sensor

ENGINE DOES NOT START OR STARTS WITH DIFFICULTY
EC-1257
< SYMPTOM DIAGNOSIS >[K9K]
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ENGINE DOES NOT START OR STARTS WITH DIFFICULTY
DescriptionINFOID:0000000001162701
CHART 2: ENGINE DOES NOT START OR STARTS WITH DIFFICULTY
Diagnosis ProcedureINFOID:0000000001162702
1.CHECK FUEL
Check that the fuel reservoir is correctly filled and with the right fuel.
>> GO TO 2.
2.CHECK BATTERY
Check the battery. Refer to PG-6, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace battery. Refer to PG-6, "
Removal and Installation"
3.CHECK STARTER MOTOR
Check the starter and starter motor relay. Refer to STR-35, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace starter motor or starter relay. Refer to STR-35, "
Removal and Installation"
4.CHECK ECM RELAY
Check the ECM relay. Refer to EC-1184, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace IPDM E/R. Refer to PCS-30, "
Removal and Installation of IPDM E/R".
5.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-1106, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness or connector.
6.CHECK WIRING HARNESS
Visually check the condition of the engine wiring harness.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace harness or connector.
7.CHECK CAMSHAFT POSITION SENSOR
Check the camshaft position sensor. Refer to EC-1152, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace.
8.CHECK CAMSHAFT
Check the camshaft. Refer to EM-300, "
Inspection".
Is the inspection result normal?
YES >> GO TO 9.
NO >> Replace camshaft. Refer to EM-298, "
Removal and Installation".
9.CHECK AIR INTAKE SYSTEM
Check air intake system. Refer to EM-269, "
Removal and Installation".

STARTING DIFFICULT WITH COLD ENGINE
EC-1259
< SYMPTOM DIAGNOSIS >[K9K]
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STARTING DIFFICULT WITH COLD ENGINE
DescriptionINFOID:0000000001162703
CHART 3: STARTING DIFFICULT WITH COLD ENGINE
Diagnosis ProcedureINFOID:0000000001162704
1.CHECK ENGINE OIL LEVEL
Is the engine oil level correct?
Ye s o r N o
Yes >> GO TO 2.
No >> Top up the oil.
2.CHECK ENGINE OIL
Check the grade of engine oil. Refer to LU-26, "
Inspection".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace engine oil. Refer to LU-27, "
Refilling"
3.CHECK BATTERY
Check the battery. Refer to PG-6, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace battery. Refer to PG-6, "
Removal and Installation"
4.CHECK STARTER MOTOR
Check the starter motor. Refer to STR-35, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace starter motor. Refer to STR-35, "
Removal and Installation"
5.CHECK COMPONENT PART
Check the following.
 Engine coolant temperature sensor. Refer to EC-1133, "
Component Inspection".
 Fuel pump temperature sensor. Refer to EC-1137, "
Component Inspection".
 Intake air temperature sensor. Refer to EC-1131, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace.
6.CHECK GLOW SYSTEM
Check the glow system. Refer to EC-1156, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace glow system. Refer to EM-279, "
Removal and Installation"
7.CHECK LOW PRESSURE CIRCUIT
Perform the TEST 1: LOW PRESSURE CIRCUIT CHECK. Refer to EC-1043, "
BASIC INSPECTION : Special
Repair Requirement (TEST 1: Low Pressure Fuel Supply System Check)".
>> GO TO 8.
8.CHECK INTERNAL FUEL TRANSFER PUMP
Perform the TEST 2: INTERNAL FUEL TRANSFER PUMP CHECK. Refer to EC-1044, "
BASIC INSPECTION
: Special Repair Requirement (TEST 2: Internal Fuel Transfer Pump Check)".

EC-1262
< SYMPTOM DIAGNOSIS >[K9K]
ENGINE IDLE SPEED TOO HIGH
ENGINE IDLE SPEED TOO HIGH
DescriptionINFOID:0000000001162707
CHART 5: ENGINE IDLE SPEED TOO HIGH
Diagnosis ProcedureINFOID:0000000001162708
1.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-1106, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harness or connector.
2.CHECK WIRING HARNESS
Visually check the condition of the engine wiring harness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK ACCELERATOR PEDAL POSITION SENSOR
Check the accelerator pedal position sensor. Refer to EC-1193, "
Component Inspection".
Is the inspection result normal?
YES >>INSPECTION END
NO >> Repair or replace.

ENGINE IDLE SPEED TOO LOW OR UNSTABLE
EC-1263
< SYMPTOM DIAGNOSIS >[K9K]
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ENGINE IDLE SPEED TOO LOW OR UNSTABLE
DescriptionINFOID:0000000001162709
CHART 6: ENGINE IDLE SPEED TOO LOW OR UNSTABLE
Diagnosis ProcedureINFOID:0000000001162710
1.CHECK FUEL
Check that the fuel reservoir is correctly filled and with the right fuel.
>> GO TO 2.
2.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-1106, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK WIRING HARNESS
Visually check the condition of the engine wiring harness.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness or connector.
4.CHECK AIR INTAKE SYSTEM
Check air intake system. Refer to EM-269, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace air intake system. Refer to EM-269, "
Removal and Installation".
5.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR
Check electric throttle control actuator. Refer to EC-1134, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace.
6.CHECK MASS AIR FLOW SENSOR
Check mass air flow sensor. Refer to EC-1125, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace.
7.CHECK REFRIGERANT PRESSURE SENSOR
Check refrigerant pressure sensor. Refer to EC-1166, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace.
8.CHECK EGR SYSTEM
Check EGR system. Refer to EC-1202, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 9.
NO >> Repair or replace.
9.CHECK CATALYTIC CONVERTER
Is the catalytic converter clogged or deteriorated?

ENGINE STALLING
EC-1265
< SYMPTOM DIAGNOSIS >[K9K]
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ENGINE STALLING
DescriptionINFOID:0000000001162711
CHART 7: ENGINE STALLING
Diagnosis ProcedureINFOID:0000000001162712
1.CHECK FUEL
Check that the fuel reservoir is correctly filled and with the right fuel.
>> GO TO 2.
2.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-1106, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK WIRING HARNESS
Visually check the condition of the engine wiring harness.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness or connector.
4.CHECK AIR INTAKE SYSTEM
Check air intake system. Refer to EM-269, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace air intake system.
5.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR
Check electric throttle control actuator. Refer to EC-1134, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace.
6.CHECK MASS AIR FLOW SENSOR
Check mass air flow sensor. Refer to EC-1125, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace.
7.CHECK EGR SYSTEM
Check EGR system. Refer to EC-1202, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace.
8.CHECK CATALYTIC CONVERTER
Is the catalytic converter clogged or deteriorated?
Is the inspection result normal?
YES >> GO TO 9.
NO >> Repair or replace.
9.CHECK CAN COMMUNICATION

NO OR VERY LITTLE ACCELERATION, INCREASE IN ENGINE SPEED
EC-1267
< SYMPTOM DIAGNOSIS >[K9K]
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NO OR VERY LITTLE ACCELERATION, INCREASE IN ENGINE SPEED
DescriptionINFOID:0000000001162713
CHART 8: NO OR VERY LITTLE ACCELERATION, INCREASE IN ENGINE SPEED
Diagnosis ProcedureINFOID:0000000001162714
1.CHECK FUEL
Check that the fuel reservoir is correctly filled and with the right fuel.
>> GO TO 2.
2.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-1106, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK WIRING HARNESS
Visually check the condition of the engine wiring harness.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness or connector.
4.CHECK AIR INTAKE SYSTEM
Check air intake system. Refer to EM-269, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace air intake system.
5.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR
Check electric throttle control actuator. Refer to EC-1134, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace.
6.CHECK MASS AIR FLOW SENSOR
Check mass air flow sensor. Refer to EC-1125, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace.
7.CHECK TURBOCHARGER
Check that the turbocharger is working properly. Refer to EC-1195, "
Diagnosis Procedure".
Is the turbocharger correct?
Yes >> GO TO 8.
No >> Repair or replace.
8.CHECK ACCELERATOR PEDAL POSITION SENSOR
Check the accelerator pedal position sensor. Refer to EC-1193, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 9.
NO >> Repair or replace.
9.CHECK EGR SYSTEM
Check EGR system. Refer to EC-1202, "
Diagnosis Procedure".

EC-1270
< SYMPTOM DIAGNOSIS >[K9K]
ENGINE BUCKING
ENGINE BUCKING
DescriptionINFOID:0000000001162715
CHART 9: ENGINE BUCKING
Diagnosis ProcedureINFOID:0000000001162716
1.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-1106, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harness or connector.
2.CHECK WIRING HARNESS
Visually check the condition of the engine wiring harness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK ACCELERATOR PEDAL POSITION SENSOR
Check the accelerator pedal position sensor. Refer to EC-1193, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace.
4.CHECK ASCD CLUTCH SWITCH
Check ASCD clutch switch. Refer to EC-1209, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace.
5.CHECK VEHICLE SPEED SIGNAL
Check the following component.
 “ABS actuator and electric unit (control unit)” [Refer to BRC-25, "
CONSULT-III Function (ABS)" (without
ESP) or BRC-105, "
CONSULT-III Function (ABS)" (with ESP).]
 Combination meter (Refer to MWI-22, "
CONSULT-III Function (METER/M&A)".)
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace.
6.CHECK CAN COMMUNICATION
Perform trouble diagnosis on the CAN communication line using CONSULT-III. Refer to LAN-33, "
CAN Com-
munication Signal Chart".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace harness or connector.
7.CHECK AIR INTAKE SYSTEM
Check air intake system. Refer to EM-269, "
Removal and Installation".
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace air intake system.
8.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR
Check electric throttle control actuator. Refer to EC-1134, "
Diagnosis Procedure".
Is the inspection result normal?

ENGINE BUCKING
EC-1271
< SYMPTOM DIAGNOSIS >[K9K]
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YES >> GO TO 9.
NO >> Repair or replace.
9.CHECK MASS AIR FLOW SENSOR
Check mass air flow sensor. Refer to EC-1125, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 10.
NO >> Repair or replace.
10.CHECK LOW PRESSURE CIRCUIT
Perform the TEST 1: LOW PRESSURE CIRCUIT CHECK. Refer to EC-1043, "
BASIC INSPECTION : Special
Repair Requirement (TEST 1: Low Pressure Fuel Supply System Check)".
>> GO TO 11.
11 .CHECK INTERNAL FUEL TRANSFER PUMP
Perform the TEST 2: INTERNAL FUEL TRANSFER PUMP CHECK. Refer to EC-1044, "
BASIC INSPECTION
: Special Repair Requirement (TEST 2: Internal Fuel Transfer Pump Check)".
>> GO TO 12.
12.CHECK HIGH PRESSURE SUPPLY PUMP (PRESSURE CONTROL VALVE)
Perform the TEST 3: HIGH PRESSURE SUPPLY PUMP (PRESSURE CONTROL VALVE). Refer to EC-1044,
"BASIC INSPECTION : Special Repair Requirement [TEST 3: High Pressure Supply Pump (Pressure Control
Valve) Check]".
>> GO TO 13.
13.CHECK HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE)
Perform the TEST 4: HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE). Refer to EC-
1045, "BASIC INSPECTION : Special Repair Requirement [TEST 4: High Pressure Supply Pump (Volumetric
Control Valve) Check]".
>> GO TO 14.
14.CHECK RAIL HIGH PRESSURE CONTROL CIRCUIT
Perform the TEST 5: RAIL HIGH PRESSURE CONTROL CIRCUIT CHECK. Refer to EC-1048, "
BASIC
INSPECTION : Special Repair Requirement (TEST 5: Rail High Pressure Regulation Check)".
>> GO TO 15.
15.CHECK MAJOR LEAK IN FUEL INJECTOR/FUEL INJECTORS OPEN
Perform the TEST 6: MAJOR LEAK IN FUEL INJECTOR/FUEL INJECTORS OPEN. Refer to EC-1052,
"BASIC INSPECTION : Special Repair Requirement (TEST 6: Major Leak in Fuel Injectors/Fuel Injectors
Open)".
>> GO TO 16.
16.CHECK INCORRECT FUEL INJECTION QUANTITY
Perform the TEST 7: INCORRECT FUEL INJECTION QUANTITY. Refer to EC-1053, "
BASIC INSPECTION :
Special Repair Requirement (TEST 7: Incorrect Fuel Injection Quantity)".
>>INSPECTION END