Nissan Juke Service and Repair Manual : P0117, P0118 ECT sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON and wait at least 5 seconds.
2. Check DTC.
Is DTC detected? YES >> Proceed to EC-200, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect engine coolant temperature (ECT) sensor harness connector.
3. Turn ignition switch ON.
4. Check the voltage between ECT sensor harness connector and ground.
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK ENGINE COOLANT TEMPERATURE SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between ECT sensor harness connector and ECM harness connector.
4. Also check harness for short to ground.
Is the inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK ENGINE COOLANT TEMPERATURE SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between ECT sensor harness connector and ECM harness connector.
4. Also check harness for short to ground to power.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK ENGINE COOLANT TEMPERATURE SENSOR
Check the engine coolant temperature sensor. Refer to EC-201, "Component Inspection".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Replace engine coolant temperature sensor. Refer to EM-90, "Exploded View".
Component Inspection
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
1. Turn ignition switch OFF.
2. Disconnect engine coolant temperature sensor harness connector.
3. Remove engine coolant temperature sensor.
4. Check resistance between engine coolant temperature sensor terminals by heating with hot water as shown in the figure.
Is the inspection result normal? YES >> INSPECTION END NO >> Replace engine coolant temperature sensor. Refer to EM-90, "Exploded View".
P0112, P0113 IAT sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform
the following procedure
before conductin ...
P0122, P0123 TP sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0122 or P0123 is displayed with DTC P0643, first perform the trouble
diagnosis for DTC P0643.
Refer to EC-307, "DTC Logic".
DTC CONFIRM ...
Other materials:
Vehicle security alarm does not activate
Description
Alarm does not operate when alarm operating condition is satisfied.
NOTE:
Check that vehicle is under the condition shown in “CONDITIONS OF VEHICLE
(OPERATING CONDITIONS)”
before starting diagnosis, and check each symptom.
CONDITION OF VEHICLE (OPERATING CONDITIONS)
“SECURITY ...
Intelligent key battery
Removal and Installation
1. Release the lock knob at the back of the Intelligent Key and remove the
mechanical key.
2. Insert a flat-blade screwdriver (A) wrapped with a cloth into the
slit of the corner and twist it to separate the upper part from the
lower part.
CAUTION:
• Do not touch t ...
B1234, B1235, B1236, B1237, B1238, B1239 diagnosis sensor unit
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAG RESULT
With CONSULT-III
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III.
Without CONSULT-III
1. Turn ignition switch ON.
2. Check the air bag warning lamp statu ...
