DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0128 is displayed with DTC P0300, P0301, P0302, P0303 or P0304, first perform the trouble diagnosis for P0300, P0301, P0302, P0303 or P0304. Refer to EC-269, "DTC Logic".
Engine coolant temperature has not risen enough to open the thermostat even though the engine has run long enough.
This is due to a leak in the seal or the thermostat being stuck open.
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
P0128 | THERMSTAT FNCTN [Coolant thermostat (coolant temperature below thermostat regulating temperature)] | The engine coolant temperature does not reach to specified temperature even though the engine has run long enough. |
|
DTC CONFIRMATION PROCEDURE
NOTE:
Never refuel before and during the following procedure.
1.PRECONDITIONING-1
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
>> GO TO 2.
2.PRECONDITIONING-2
With CONSULT
Is the condition satisfied? YES >> GO TO 3.
NO >> 1. Satisfy the condition.
2. GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE-1
With CONSULT
CAUTION:
Always drive vehicle at safe speed.
Drive the vehicle under the conditions instructed below until the difference between “COOLANT TEMP/S” and “FUEL T/TMP SE” becomes at least 26°C (47°F).
Drive the vehicle at 50 km/h (32 MPH) or more with the difference between “COOLANT TEMP/S” and “FUEL T/TMP SE” maintained at 26°C (47°F) or more.
NOTE:
Keep the accelerator pedal as steady as possible during cruising.
Drive the vehicle at 50 km/h (32 MPH) or more until “COOLANT TEMP/S” increases by 6°C (11°F).
NOTE:
Keep the accelerator pedal as steady as possible during cruising.
Is the condition satisfied? YES >> GO TO 4.
NO >> GO TO 1.
4.PERFORM DTC CONFIRMATION PROCEDURE-2
With CONSULT
CAUTION:
Always drive vehicle at safe speed.
Is 1st trip DTC detected? YES >> Proceed to EC-208, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
Check the engine coolant temperature sensor. Refer to EC-208, "Component Inspection".
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace engine coolant temperature sensor. Refer to CO-24, "Exploded View".
2.CHECK THERMOSTAT
Check the thermostat. Refer to CO-21, "Removal and Installation of Thermostat".
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace thermostat.
Component Inspection
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace engine coolant temperature sensor. Refer to CO-24, "Exploded View".
Passenger compartment
CAUTION
Never use a fuse of a higher or lower
amperage rating than specified on the
fuse box cover. This could damage the
electrical system or cause a fire.
If any electrical equipment does not operate,
check for an open fuse.
NOTE:
The fuse box is located on the driver’s side
of the ...
System description
Component parts
Component parts location
Front tweeter LH
Steering switches
Audio unit
Front tweeter rh
Microphone
Front door speaker lh
Front door speaker rh
Rear speaker rh
Rear speaker lh
Antenna amp.
Satellite antenna
Window antenna
Usb interface
BluetoothВ® ...
Slide front armrest (if so equipped)
To adjust the front armrest, take the leather cover
and slide it to the front or rear.
...