DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P2004 | TUMBLE CONT/V (Intake manifold runner control stuck open bank 1) | The target angle of intake manifold runner control valve controlled by ECM and the input signal from intake manifold runner control valve position sensor is not in the normal range. |
POSSIBLE CAUSE
FAIL-SAFE
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
TESTING CONDITION:
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
If not, cool engine down or warm engine up until “COOLAN TEMP/S” indicates between −7°C (19°F) to 60°C (140°F). Then go to the following steps.
With GST
Following the procedure “With CONSULT” above.
Is 1st trip DTC detected? YES >> Proceed to EC-420, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE MOTOR POWER SUPPLY
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE MOTOR 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 INTAKE MANIFOLD RUNNER CONTROL VALVE MOTOR OUTPUT SIGNAL CIRCUIT
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE MOTOR
Check the intake manifold runner control valve motor. Refer to EC-421, "Component Inspection".
Is the inspection result normal? YES >> GO TO 5.
NO >> Replace intake manifold assembly. Refer to EM-26, "Removal and Installation".
5.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE
With CONSULT
If not, cool engine down or warm engine up until “COOLAN TEMP/S” indicates between −7°C (19°F) to 60°C (140°F). Then go to the following steps.
With GST
Following the procedure “With CONSULT” above.
Is 1st trip DTC detected? YES >> Replace intake manifold assembly. Refer to EM-26, "Removal and Installation".
NO >> GO TO 2.
2.CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE MOTOR
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace intake manifold assembly. Refer to EM-26, "Removal and Installation".
Maintenance precautions
When performing any inspection or maintenance
work on your vehicle, always take care to prevent
serious accidental injury to yourself or damage to
the vehicle. The following are general precautions
which should be closely observed.
WARNING
Park the vehicle on a level surface, a ...
Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
DETAILED FLOW
1.INTERVIEW FROM THE CUSTOMER
Clarify customer complaints before inspection. First of all, perform an
interview utilizing DAS-202, "Diagnostic
Work Sheet" and reproduce the symptom as well as fully understand it. Ask
customer ...
Wiring diagram
SRS AIR BAG SYSTEM
Wiring Diagram
...