DTC Logic
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
P0452 | EVAP SYS PRES SEN (Evaporative emission system pressure sensor/switch low) | An excessively low voltage from the sensor is sent to ECM. |
|
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
TESTING CONDITION:
Always perform test at a temperature of 5В°C (41В°F) or more.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
With GST
Is 1st trip DTC detected? YES >> Proceed to EC-313, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR FOR WATER
Water should not exist.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace harness connector.
2.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY
Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 3.
3.CHECK EVAP CONTROL SYSTEM PRESSURE 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
4.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR SIGNAL CIRCUIT
Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace error-detected parts.
6.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
Check the EVAP control system pressure sensor. Refer to EC-311, "Component Inspection".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Replace EVAP control system pressure sensor. Refer to FL-15, "Removal and Installation".
Component Inspection
1.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
Always replace O-ring with a new one.
CAUTION:
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace EVAP control system pressure sensor. Refer to FL-15, "Removal and Installation".
Precaution for supplemental restraint system (SRS) "air bag" and "seat
belt pre-tensioner"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system ...
Coil spring
Exploded View
Upper rubber seat
Coil spring
Lower rubber seat
Rear suspension beam
Front
Removal and Installation
REMOVAL
Set a suitable jack under the rear suspension beam.
CAUTION:
At this step, the jack must be set only for supporting the removal
procedure. For d ...
Periodic maintenance
REAR WHEEL HUB
Inspection
COMPONENT PART
Check the mounting conditions (looseness, back lash) of each component and
component conditions (wear,
damage) are normal.
WHEEL HUB ASSEMBLY (BEARING-INTEGRATED TYPE)
Check the following items, and replace the part it necessary.
Move wheel hub as ...