P2463Cars & SUVs
HardP2463 — Diesel particulate filter — soot accumulation
The DPF soot load needs a forced regeneration or service. Common on diesel pickups and trucks that do a lot of city work without highway miles.
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Likely causes
- Mostly urban driving without a complete regen
- Faulty DPF temperature or pressure sensors
- Failed post-injection (7th injector) on some engines
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Recommended checks
- 1
Run a parked regeneration with a scan tool
- 2
Clean the DPF with an approved method if regen fails
- 3
Verify post-combustion injection is working
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Parts to replace
Diesel particulate filter (DPF)
DPF temperature sensor
Post-injection injector