sensor NISSAN TIIDA 2007 Service Repair Manual

ECM
EC-1231
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P O Test Condition: Engine at Idle
Order Function Parameter Display and notes Trouble diagnosis
1 Fuel pressure FUEL PRESS REG INACTIVEIn the event of a malfunction, per-
form the trouble diagnosis for DTC
P0090 FUEL PUMP.
2Fuel pump tempera-
tureFUEL TEMPClose to ambient temperature
(cold engine).
Indicates the intake air tempera-
ture in °C. This information is pro-
vided by the fuel pump
temperature sensor.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0180 FTT SENSOR.
3Engine coolant tem-
peratureWATER TEMPClose to ambient temperature
(cold engine).
Indicates the engine coolant
temperature in °C. In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.
4 Inlet air temperature INLET AIR TEMIndicates the intake air tempera-
ture in °C. This information is pro-
vided by the IAT sensor.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0110 IAT SENSOR.
5 Intake air pressure ATOMOS PRESS700 mbar < ATOMOS PRESS <
1100 mbar
Indicates the ambient barometric
pressure in mbar. The sensor is
incorporated in the ECM.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P2226 BARO SENSOR.
6 Fuel rail pressureRAIL PRESSUREIndicates the theoretical pressure
value for optimum engine opera-
tion.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0190 and P1089 FRP SENSOR.
RAIL PRES SET RAIL PRES SET = 0 bar.
7 Air flow AIR FLOW0 mg/st
Air flow estimated by the ECM.NONE
8 EGR EGR POS SE VO540 mV < EGR POS SE VO <
4490 mVIn the event of a malfunction, per-
form the trouble diagnosis for DTC
P0409 EGR VOLUME CONTROL
VALVE CONTROL POSITION
SENSOR.
9 Intake air pressure INLET PRESS900 mbar < INLET PRESS <
1100 mbar
Indicates the pressure in the tur-
bocharger in mbar.NONE
10Accelerator pedal
positionACCEL/PDL POS0% = ACCEL/PDL POS < 100%
Indicates the percentage of the
pedal position between no load
and full load positionIn the event of a malfunction, per-
form the trouble diagnosis for APP
SENSOR (DTC P0225, and P2120)
and SENSOR POWER SUPPLY
(DTC P0641 and P0651).
Order Function Parameter Display and notes Trouble diagnosis
1 Fuel pressure FUEL PRESS REG INACTIVE NONE
2Fuel pump tempera-
tureFUEL TEMPIndicates the intake air tempera-
ture in °C. This information is pro-
vided by the fuel pump
temperature sensor.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0180 FTT SENSOR.
3Engine coolant tem-
peratureWATER TEMPIndicates the engine coolant
temperature in °C. In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.
4 Inlet air temperature INLET AIR TEMIndicates the intake air tempera-
ture in °C. This information is pro-
vided by the IAT sensor.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0110 IAT SENSOR.

EC-1232
< ECU DIAGNOSIS >[K9K]
ECM
*: Just at start time. After 1 minute, EGR volume control valve will close and flow start increase.
ENGINE COOLING SUB FUNCTION
Test Condition: Engine Stopped and Ignition Switch ON
Test Condition: Engine at Idle
COLD LOOP SUB FUNCTION
Test Condition: Engine Stopped and Ignition Switch ON
5 Intake air pressure ATOMOS PRESS700 mbar < ATOMOS PRESS <
1100 mbar
Indicates the ambient barometric
pressure in mbar. The sensor is
incorporated in the ECM.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P2226 BARO SENSOR.
6 Fuel rail pressureRAIL PRESSUREIndicates the theoretical pressure
value for optimum engine opera-
tion.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0190 and P1089 FRP SENSOR.
RAIL PRES SET RAIL PRES SET = 0 bar.
7Air flow AIR FLOW200* mg/st < AIR FLOW < 350
mg/st
Air flow measured by the ECM.NONE
8 EGR EGR POS SE VO540 mV < EGR POS SE VO <
4490 mVIn the event of a malfunction, per-
form the trouble diagnosis for DTC
P0409 EGR VOLUME CONTROL
VALVE CONTROL POSITION
SENSOR.
9 Intake air pressure INLET PRESS - NONE
10Accelerator pedal
positionACCEL/PDL POS0% = ACCEL/PDL POS < 100%
Indicates the percentage of the
pedal position between no load
and full load positionIn the event of a malfunction, per-
form the trouble diagnosis for APP
SENSOR (DTC P0225, and P2120)
and SENSOR POWER SUPPLY
(DTC P0641 and P0651). Order Function Parameter Display and notes Trouble diagnosis
Order Function Parameter Display and notes Trouble diagnosis
1 Fan speed request*FAN ASSEMBLY INACTIVE
NONE. FAN UNIT LOW -
FAN UNIT HIGH -
2 Engine coolant tem-
peratureWATER TEMPClose to ambient temperature
(cold engine).
Indicates the engine coolant tem-
perature in °C. In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.
COOLAN TMP SEN V0.1V < COOLAN TMP SEN V <
4.9V
Order Function Parameter Display and notes Trouble diagnosis
1 Fan speed request*FAN ASSEMBLY INACTIVE
NONE. FAN UNIT LOW -
FAN UNIT HIGH -
2 Engine coolant tem-
peratureWATER TEMPIndicates the engine coolant
temperature in °C. In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.
COOLAN TMP SEN V0.1V < COOLAN TMP SEN V <
4.9V

ECM
EC-1233
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P O Test Condition: Engine at Idle
Order Function Parameter Display and notes Trouble diagnosis
1 Fan speed request*FAN ASSEMBLY INACTIVE
NONE. FAN UNIT LOW -
FAN UNIT HIGH -
2Compressor
engagement requestDMND LNK COMPThe ECM requests the IPDM E/R
(via CAN communication line) to
start the compressor
 ACTIVE: The CAN communica-
tion should not be suspected on
the Automatic Transmission,
IPDM E/R or Intelligent Key unit
or BCM system.
The Intelligent Key unit or BCM
should request the ECM to be
engaged.
The refrigerant pressure sensor
should not be suspected. Satis-
factory engine operating condi-
tions (engine coolant
temperature, engine load etc.).
 INACTIVE: One of the above
conditions has not been met.NONE
3Fast idle speed re-
questACCEL IDL RQ INACTIVE NONE
4 Refrigerant pressureRFRGERNT PRSSIndicates the value in Bar for the
refrigerant fluid in the system.
Default value: 0 Bar.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0530 REFRUGERANT PRES-
SURE SENSOR.
RFRGERNT FLUID V 0.1V < RFRGERNT FLUID V <
4.8V
5Engine coolant tem-
peratureWATER TEMPClose to ambient temperature
(cold engine).
Indicates the engine coolant tem-
perature in °C.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.
6 Vehicle speed VEHICLE SPEED0 km/h (mph)
Indicates the vehicle speed in km/h
(mph). This parameter is transmit-
ted by the “ABS actuator and elec-
tric unit (control unit)” or
combination meter via CAN com-
munication line.Perform the trouble diagnosis for
CAN communication line. Perform
the trouble diagnosis for “ABS ac-
tuator and electric unit (control
unit)” or combination meter.
Order Function Parameter Display and notes Trouble diagnosis
1 Fan speed request*FAN ASSEMBLY INACTIVE
NONE. FAN UNIT LOW -
FAN UNIT HIGH -

EC-1234
< ECU DIAGNOSIS >[K9K]
ECM
CRUISE CONTROL/SPEED LIMITER SUB FUNCTION
Test Condition: Engine Stopped and Ignition Switch ON
Test Condition: Engine at Idle
PROTECTION SUBFUNCTION
Test Condition: Engine Stopped and Ignition Switch ON
2Compressor
engagement re-
questDMND LNK COMPThe ECM requests the IPDM E/R
(via CAN communication line) to
start the compressor
 ACTIVE: The CAN communica-
tion should not be suspected on
the Automatic Transmission,
IPDM E/R or Intelligent Key unit
or BCM system.
The Intelligent Key unit or BCM
should request the ECM to be en-
gaged.
The refrigerant pressure sensor
should not be suspected. Satis-
factory engine operating condi-
tions (engine coolant
temperature, engine load etc.).
 INACTIVE: One of the above
conditions has not been met.NONE
3Fast idle speed re-
questACCEL IDL RQINACTIVE
or
ACTIVE
(Air conditioning is operate)NONE
4Refrigerant pres-
sureRFRGERNT PRSSIndicates the value in Bar for the re-
frigerant fluid in the system.
Default value: 0 Bar.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0530 REFRUGERANT PRES-
SURE SENSOR.
RFRGERNT FLUID V 0.1V < RFRGERNT FLUID V< 4.8V
5Engine coolant
temperatureWATER TEMPIndicates the engine coolant tem-
perature in °C.In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.
6 Vehicle speed VEHICLE SPEED0 km/h (mph)
Indicates the vehicle speed in km/h
(mph). This parameter is transmit-
ted by the “ABS actuator and elec-
tric unit (control unit)” or
combination meter via CAN com-
munication line.Perform the trouble diagnosis for
CAN communication line. Perform
the trouble diagnosis for “ABS actu-
ator and electric unit (control unit)”
or combination meter. Order Function Parameter Display and notes Trouble diagnosis
Order Function Parameter Display and notes Trouble diagnosis
1Cruise control/speed
limiterCRS CN/S LMTR INACTIVEIn the event of a malfunction, per-
form the trouble diagnosis for DTC
P0575 ASCD STEERING SWITCH.
Order Function Parameter Display and notes Trouble diagnosis
1Cruise control/speed
limiterCRS CN/S LMTR INACTIVEIn the event of a malfunction, perform
the trouble diagnosis for DTC P0575
ASCD STEERING SWITCH.

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
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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
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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
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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
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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
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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".