DTC P2109 [ZY]

id0102d3840200

DTC P2109

TP sensor minimum stop range/performance problem

DETECTION CONDITION

• The PCM monitors the minimum TP when the closed TP learning is completed. If the TP is 0.339 V or less or 0.66V or more, the PCM determines that there is a TP sensor minimum stop range/performance problem.
Diagnostic support note
• This is a continuous monitor (CCM).
• The MIL illuminates if the PCM detects the above malfunction condition in the first drive cycle.
• PENDING CODE is available if the PCM detects the above malfunction condition.
• FREEZE FRAME DATA is available.
• The DTC is stored in the PCM memory.

POSSIBLE CAUSE

• Drive-by-wire control system malfunction
• Throttle actuator malfunction
• Throttle valve malfunction
• PCM malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
Yes
Go to the next step.
No
Record the FREEZE FRAME DATA on the repair order, then go to the next step.
2
VERIFY RELATED REPAIR INFORMATION AVAILABILITY
• Verify related service repair information availability.
• Is any related repair information available?
Yes
Perform repair or diagnosis according to the available repair information.
• If the vehicle is not repaired, go to the next step.
No
Go to the next step.
3
INSPECT DRIVE-BY-WIRE CONTROL SYSTEM OPERATION
• Perform the "Drive-by-wire Control System Inspection".
• Is there any malfunction?
Yes
Repair or replace the malfunctioning part according to the inspection results.
Then go to the Step 6.
No
Go to the next step.
4
INSPECT THROTTLE ACTUATOR
• Inspect the throttle actuator.
• Is there any malfunction?
Yes
Replace the throttle body, then go to Step 6.
No
Go to the next step.
5
INSPECT THROTTLE VALVE
• Inspect the throttle valve.
• Is there any malfunction?
Yes
Replace the throttle body, then go to the next step.
No
Go to the next step.
6
VERIFY TROUBLESHOOTING OF DTC P2109 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the PCM memory using the WDS or equivalent.
• Perform the KOER self test.
• Is the PENDING CODE same as the DTC present?
Yes
Replace the PCM, then go to the next step.
No
Go to the next step.
7
VERIFY AFTER REPAIR PROCEDURE
• Perform the "AFTER REPAIR PROCEDURE".
• Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.