Engine & fuel system
1 documented fault — symptoms, causes and workshop fixes.
Diesel particulate filter (DPF) warning lamp flashing. Trouble code stored: P2002
Symptoms
Diesel particulate filter (DPF) regeneration switch LED flashing.
Cause
Diesel particulate filter (DPF) blocked due to frequent short journeys or cold starts.
Repair
- Carry out DPF regeneration process. Initiate DPF regeneration process using DPF regeneration switch.
Data: Motorwise Workshop. Bulletin 1.
Glossary
Technical terms used in this guide.
- DPF
- Diesel particulate filter — traps soot in the exhaust and burns it off periodically
- DPF Regeneration
- The process that burns soot out of the diesel particulate filter, usually on a longer run
Frequently asked questions
What are the common faults with the Toyota Coaster 4.0?
This guide contains one workshop bulletin for the Toyota Coaster 4.0. Of these, one concerns the engine and fuel system. Symptoms, causes, repair steps and part numbers are shown where supplied.
Does every Toyota Coaster 4.0 have these faults?
No. These are patterns documented across the model by workshops, not predictions for an individual vehicle. Where a fault applies only to certain vehicles or VIN ranges, that is listed with the fault.
Can I check for Toyota Coaster 4.0 faults myself?
Many of them. The documented symptoms can be seen, heard or felt during a test drive.