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 DTC P2108 [L8, LF, L3]

DTC P2108 [L8, LF, L3]

id0102a1811500

DTC P2108

Throttle actuator control module performance error

DETECTION CONDITION

• If the PCM detects either of the following conditions, the PCM determines that throttle actuator control system has a malfunction.
- TP sensor power supply voltage below 4.4 V
- TP sensor No.1 output voltage below 0.20 V or above 4.85 V (DTC P0122 or P0123)
- TP sensor No.2 output voltage below 0.20 V or above 4.85 V (DTC P0222 or P0223)
- PCM internal circuit for TP sensor No.1 input circuit malfunction.
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.
• Are any DTCs is stored in the PCM memory.

POSSIBLE CAUSE

• Throttle actuator control module malfunction
• PCM malfunction
• APP sensor malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
VERIFY FREEZE FRAME DATA AND DIAGNOSTIC MONITORING TEST RESULTS HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
Yes
Go to the next step.
No
Record the FREEZE FRAME on the repair order, then go to the next step.
2
VERIFY RELATED REPAIR INFORMATION AVAILABILITY
• Verify related Service Information availability.
• Is any related Service Information available?
Yes
Perform repair or diagnosis according to the available Service information.
If the vehicle is not repaired, go to the next step.
No
Go to the next step.
3
VERIFY TROUBLESHOOTING OF P2108 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the PCM memory using the WDS or equivalent.
• Start the engine.
• Is the same DTC present?
Yes
Replace the PCM, then go to the next step.
No
Go to the next step.
4
VERIFY AFTER REPAIR PROCEDURE
• Perform the "AFTER REPAIR PROCEDURE".
• Is any DTC present?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.