Dynamic Skip Fire (DSF) Control Module Communication Error
2014-2021 Mitsubishi Outlander 2.4L I4
Description
The Dynamic Skip Fire control module that selectively fires individual cylinders based on demand has a communication fault with the PCM.
Symptoms
- Check Engine Light
- DSF system disabled
- Constant all-cylinder firing
- Reduced fuel economy
- Engine may vibrate more than usual
- No smooth cylinder deactivation transitions
Common Causes
- CAN bus communication fault
- DSF module failure
- PCM DSF driver circuit issue
- Wiring harness damage
- Software version mismatch
Diagnostic Steps
- Check communication between DSF module and PCM
- Read DSF module fault codes
- Inspect CAN bus wiring to DSF module
- Verify software versions match
- Test DSF module power supply
Repair Notes
Repair CAN bus wiring. Replace DSF module if internal fault. Update software if version mismatch detected.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
P3625 on Other Vehicles
Mitsubishi Eclipse Cross
2018-2024 1.5L I4 Turbo
Mitsubishi Eclipse Cross
2018-2024 1.5L Turbo I4
Mitsubishi Mirage
2014-2024 1.2L I3
Mitsubishi Mirage G4
2017-2024 1.2L I3
Mitsubishi Outlander
2003-2024 2.4L I4
Mitsubishi Outlander
2007-2021 3.0L V6
Mitsubishi Outlander
2014-2021 3.0L V6
Mitsubishi Outlander
2022-2024 2.5L I4
Common Questions
What does code P3625 mean on a 2014-2021 Mitsubishi Outlander?
P3625 stands for "Dynamic Skip Fire (DSF) Control Module Communication Error". The Dynamic Skip Fire control module that selectively fires individual cylinders based on demand has a communication fault with the PCM.
What are the symptoms of P3625 on a Mitsubishi Outlander?
Common symptoms of P3625 include: Check Engine Light, DSF system disabled, Constant all-cylinder firing, Reduced fuel economy, Engine may vibrate more than usual, No smooth cylinder deactivation transitions.
What causes P3625 on a 2014-2021 Mitsubishi Outlander?
Common causes of P3625 include: CAN bus communication fault, DSF module failure, PCM DSF driver circuit issue, Wiring harness damage, Software version mismatch.