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DTC Description
 
 
DTC DETECTION LOGIC
DTCM.U.T.-III SE screen terms
(Trouble diagnosis content)
DTC detection condition
P201800IN/MANIFOLD RUNNER POS SEN B1
(Intake manifold runner position sensor/switch circuit intermittent bank 1)
Diagnosis conditionEngine running at idle
Signal (terminal)Intake manifold runner control valve position sensor
ThresholdAn excessively low voltage from the sensor is sent to ECM
Diagnosis delay time—
 
 
POSSIBLE CAUSE
  • Harness or connectors (Intake manifold runner control position sensor circuit is shorted.)
  • Intake manifold runner control position sensor
 
 
FAIL-SAFE
Engine operating condition in fail-safe mode
Fail safe modeVehicle behavior
Device fix mode
  • This mode fixes the electric IVT motor and the EVT control solenoid valve in the reference position.
  • The intake manifold runner control valve motor is turned OFF (intake manifold runner control valve opens).
  • A control signals is not transmitted to EGR volume control valve and the EGR volume control is deactivated.
 
 
DTC Confirmation Procedure
1.CHECK DTC PRIORITY
If DTC P2018 is displayed with DTC P06B0, first perform the trouble diagnosis for DTC P06B0.
Is applicable DTC detected?
Perform diagnosis of applicable. Refer to DTC Description.
.
 
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following 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.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.
: .
 
3.PERFORM DTC CONFIRMATION PROCEDURE
  1. Start engine and let it idle for 10 seconds.
  2. Check 1st trip DTC.
Is 1st trip DTC detected?
Refer to DTC Diagnosis Procedure.
INSPECTION END