Repair cost guidesAUSTRALIAN REPAIR COST GUIDE

DPF Cleaning Cost in Australia

A blocked diesel particulate filter may respond to a workshop regeneration or off-car clean, but recurring blockage can point to a sensor, injector, turbo or driving-pattern problem.

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Published by David Burridge, ShiftyMechanics founder and editor. Model data dated 9 October 2026. Guide content updated 16 October 2026. How estimates work.

Model-based vehicle example

DPF Cleaning / Service

2018 Mitsubishi Triton / L200 · Australia

$733–$1,279

Parts$375–$697

Approx. labour2.64–3.51 hours

Model-based guide awaiting source-by-source review. It is not a verified vehicle-specific quote; confirm parts, job scope and local workshop pricing. Diagnose and clean a diesel particulate filter Confirm the repair scope and exact vehicle specification.

Signs to investigate

DPF or engine warning light
Reduced-power or limp mode
Frequent regeneration attempts
Higher fuel use or a rising oil level

What changes the price?

Diagnostic testing before cleaning
On-car regeneration or off-car cleaning
Filter access and removal time
Faulty sensors or engine problems causing the blockage

Questions to ask the workshop

What test confirmed the DPF restriction?
Is this a forced regeneration or an off-car clean?
Has the cause of the blockage been identified?
What result will confirm the filter is flowing correctly afterward?

WHAT THE JOB INVOLVES

Understand the repair scope

Diagnosis reviews soot loading, ash estimate, pressure and temperature data before deciding whether a regeneration, off-car clean or replacement is suitable.

A workshop regeneration uses controlled engine operation and scan commands; an off-car clean requires removing the filter and using an appropriate thermal, aqueous or pneumatic process with flow checks.

Faults that prevented normal regeneration are addressed, oil condition is checked for fuel dilution, and pressure readings are compared after the work.

Checks that should support the diagnosis

A symptom alone does not prove a part has failed. Before authorising work, ask what inspection or test led to the recommendation.

Read DPF soot, ash and regeneration history with a suitable scan tool
Check differential-pressure readings and sensor hoses
Verify exhaust-temperature sensors and engine operating temperature
Investigate injector, boost, EGR or oil-consumption faults that may create excess soot

What a comparable quote normally includes

Compare like with like. A lower quote may simply cover less of the job.

Diagnostic scan and suitability assessment
One agreed forced regeneration or filter-cleaning process
Pre- and post-cleaning pressure or flow comparison
Clearing relevant codes after successful testing

Possible extra work

These items are not automatically required, but they can change the bill when inspection shows they are needed.

DPF removal and refitting for off-car cleaning
Differential-pressure or temperature sensors
Engine oil and filter where fuel dilution is excessive
DPF replacement if ash loading or physical damage is beyond cleaning

COMMON QUESTIONS

Understand the quote before agreeing

How much does dpf cleaning / service cost in Australia?

For the 2018 Mitsubishi Triton / L200 example shown, ShiftyMechanics estimates $733–$1,279. Exact parts and the workshop's actual labour rate can change the result.

Does the estimate include parts and labour?

Yes. Most jobs show modelled parts, labour and rates separately. Published supplied-and-fitted examples include installation in the advertised price. They do not provide a separate parts/labour breakdown; confirm tax, fees and fitment with the supplier.

What should a dpf cleaning quote explain?

A useful written quote should identify the repair scope, the main parts being supplied, the expected labour and any likely additional work. For this job, common inclusions are diagnostic scan and suitability assessment, one agreed forced regeneration or filter-cleaning process, pre- and post-cleaning pressure or flow comparison.

Have a quote in front of you?

Choose your car and repair to review available price references, their scope and any remaining model assumptions.

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