DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0117 | ECT SEN/CIRC (Engine coolant temperature sensor 1 circuit low) | An excessively low voltage from the engine coolant temperature sensor is sent to ECM. |
P0118 | ECT SEN/CIRC (Engine coolant temperature sensor 1 circuit high) | An excessively high voltage from the engine coolant temperature sensor is sent to ECM. |
POSSIBLE CAUSE
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is DTC detected? YES >> Proceed to EC-213, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR POWER SUPPLY
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK ENGINE COOLANT TEMPERATURE SENSOR POWER SUPPLY CIRCUIT
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
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-212, "Component Inspection".
Is the inspection result normal? YES >> GO TO 5.
NO >> Replace engine coolant temperature sensor. Refer to CO-23, "Exploded View".
5.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK ENGINE COOLANT TEMPERATURE (ECT) SENSOR
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace engine coolant temperature sensor. Refer to CO-23, "Exploded View".
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
Description
CAN (Controller Area Network) is a serial communication system for real time
application. It is an on-vehicle
multiplex communication system with high data communication speed and excellent
error detection ability.
Many electronic control units are equipp ...
Basic inspection
COLLISION DIAGNOSIS
FOR FRONTAL COLLISION
FOR FRONTAL COLLISION : When SRS is activated in a collision
CAUTION:
Due to varying models and option levels, not all parts listed in the chart below
apply to all vehicles.
WORK PROCEDURE
Before performing any of the following steps, ensure ...
Symptom diagnosis
CHASSIS CONTROL
Active Engine Brake
NOTE:
For the operational conditions of Active Engine Brake, refer to
DAS-175, "System Description - Active
Engine Brake".
Perform the self-diagnosis with CONSULT before the symptom
diagnosis. Perform the trouble diagnosis if
...