DTC P0235:00 [PCM (SKYACTIV-D 2.2)]
id0102j5004000
DTC P0235:00 |
Small-type turbocharger area control system: Circuit malfunction |
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DETECTION CONDITION
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• The PCM detects a condition 2 times in which the difference between the maximum intake air pressure when the following condition A is met and the minimum intake air pressure when the following condition B is met is less than 2.6 kPa {0.027 kgf/cm2, 0.38 psi}.
Condition A
Condition B
Diagnostic support note
• This is a continuous monitor (CCM).
• The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle.
• FREEZE FRAME DATA/Snapshot data is available.
• DTC is stored in the PCM memory.
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FAIL-SAFE FUNCTION
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• Limits engine torque.
• Inhibits the automatic diesel particulate filter regeneration control.
• Inhibits the manual diesel particulate filter regeneration control.
• Inhibits the boost control.
• Inhibits the EGR control.
• Stops the G-vectoring control (GVC).
• Limits the engine transaxle total control.
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POSSIBLE CAUSE
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• MAP sensor No.1 connector or terminal malfunction
• PCM connector or terminal malfunction
• MAP sensor No.1 malfunction
• PCM malfunction
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SYSTEM WIRING DIAGRAM
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Not applicable
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Diagnostic Procedure
Step |
Inspection |
Results |
Action |
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1
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RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION
• Record the freeze frame data/snap shot data.
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—
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Go to the next step.
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2
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INSPECT MAP SENSOR NO.1 CONNECTOR CONDITION
• Switch the ignition OFF.
• Disconnect the MAP sensor No.1 connector.
• Inspect the connector engagement and connection condition, and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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Yes
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Go to the next step.
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No
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Repair or replace the connector, then go to Step 5.
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3
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INSPECT PCM CONNECTOR CONDITION
• Disconnect the PCM connector.
• Inspect the connector engagement and connection condition, and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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Yes
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Go to the next step.
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No
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Repair or replace the connector, then go to Step 5.
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4
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INSPECT MAP SENSOR NO.1
• Reconnect all the disconnected connectors.
• Inspect MAP sensor No.1.
• Is MAP sensor No.1 normal?
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Yes
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Go to the next step.
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No
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Replace MAP sensor No.1, then go to the next step.
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5
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VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Refer to the [MEMORY CLEARING PROCEDURE] and clear the DTC.
• Perform the KOEO or KOER self-test.
• Has DTC P0235:00 been recorded?
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Yes
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Replace the PCM, then go to the next step.
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No
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Go to the next step.
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6
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VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Reconnect all the disconnected connectors.
• Refer to the [MEMORY CLEARING PROCEDURE] and clear the DTC.
• Drive the vehicle on flat roads under the following conditions 4 times repeatedly.
• Stop the engine.
• Display the DTCs using the M-MDS.
• Has DTC P0235:00 been recorded?
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Yes
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Repeat the inspection from Step 1.
• If the malfunction recurs, replace the PCM, then go to the next step.
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No
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Go to the next step.
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7
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VERIFY OTHER DTCs
• Has any other DTC or pending code been stored?
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Yes
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Repair the malfunctioning location according to the applicable DTC troubleshooting.
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No
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DTC troubleshooting completed.
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