MajorCommonEngine

Mazda CX-5: SkyActiv-D EGR System and Intake Shutter Valve Soot Accumulation (Recall REC-000894)

SkyActiv-D EGR System and Intake Shutter Valve Soot Accumulation (Recall REC-000894) is a common engine fault on the Mazda CX-5 on the 2012–2018 cars, and we rate it major. Putting it right costs $600 to $2,000 at New Zealand independent workshop rates. Below is what goes wrong, the symptoms to notice on a test drive, where to look, and what to ask the seller before you hand over any money. It is one of 36 documented faults on the Mazda CX-5.

Vehicle: Mazda CX-5
Years: 2012–2018
Fuel: diesel
System: Engine

This page covers the Mazda CX-5 as a model. Some faults only affect particular engines or build years — enter a plate below to narrow the list to one car.

All Mazda CX-5 faults36 documented faults on this model

What you are looking at

No photograph available

We do not hold a verified photograph of the EGR valve yet. We would rather show none than show a picture of a different part.

What goes wrong

The SkyActiv-D's high EGR rate recirculates carbon-laden exhaust gases back through the intake system, progressively blocking the EGR valve, EGR cooler passages, intake manifold runners, and the intake shutter valve. Mazda Australia issued product safety recall REC-000894 for 2012–2018 diesel CX-5 vehicles specifically for this fault, noting symptoms including gradual power loss, multiple dashboard warning lights, increased stopping distance, and in severe cases an engine stall with no restart. The prescribed remedy is an ECM software update combined with inspection and cleaning or replacement of the affected intake and EGR components.

What you would notice

Gradual progressive loss of engine power, particularly under load
Rough idle or pronounced hesitation at low revs
Multiple engine warning lights illuminating simultaneously
P0106 MAP sensor fault code due to intake restriction
Engine stall with failure to restart in severe cases

How to check it

Where to look. EGR valve and cooler on the firewall side of the engine; intake shutter valve in the air intake tract; intake manifold runners

Verify recall REC-000894 completion status against the VIN at vehiclerecalls.gov.au before buying. With the air intake hose removed, inspect the intake manifold runner mouth for heavy black soot coating. An EGR valve more than 50% blocked will present as rough idle and hesitation under load. P0106 (MAP sensor out of range) is a typical secondary fault code caused by the restriction.

Parts involved: EGR valve.

What it costs to put right

$600 to $2,000 at New Zealand independent workshop rates. That is for this job on its own, not for the car.

An estimate, in NZD, for the repair as normally carried out. What a specific car costs depends on which part has failed and what it damaged on the way — treat this as the floor for a negotiation, not a quote.

Ask the seller

“Has Mazda recall REC-000894 been completed on this vehicle, and can you show the dealer completion paperwork?”
“Has the intake manifold, EGR valve, or EGR cooler ever been cleaned or replaced?”
“Has the vehicle ever stalled unexpectedly in traffic and failed to restart?”

Now check the Mazda CX-5 you are actually looking at

Everything above is true of the model, and it is free. What it does not tell you is whether THIS car has been looked after: its odometer history and whether the reading has ever gone backwards, whether there is still money owing on it, whether it has been reported stolen, how many owners it has had and what it is really worth today. That comes from the official records for that plate. Enter the plate for the free details, or get the full history and a market valuation from $13.49.

Not sure what you would be paying for? See what a full KickTyres check includes.

Where this comes from

The failure described above is documented in published sources — owner forums, technical service bulletins, recall notices and workshop write-ups — held in our fault database. The inspection instructions and the cost estimate are KickTyres’ own interpretation of them, and it is a starting point for an inspection rather than a manufacturer statement.

Mazda CX-5 buyer questions

Is skyactiv-d egr system and intake shutter valve soot accumulation (recall rec-000894) serious on a Mazda CX-5?

We rate it major and common on the Mazda CX-5. The SkyActiv-D's high EGR rate recirculates carbon-laden exhaust gases back through the intake system, progressively blocking the EGR valve, EGR cooler passages, intake manifold runners, and the intake shutter valve. Mazda Australia issued product safety recall REC-000894 for 2012–2018 diesel CX-5 vehicles specifically for this fault, noting symptoms including gradual power loss, multiple dashboard warning lights, increased stopping distance, and in severe cases an engine stall with no restart. The prescribed remedy is an ECM software update combined with inspection and cleaning or replacement of the affected intake and EGR components.

How much does it cost to fix on a Mazda CX-5?

$600 to $2,000 at New Zealand independent workshop rates. That figure is for this job on its own. A car showing the symptoms on this page is usually worth either walking away from or negotiating down by at least the repair figure.

Which Mazda CX-5 years are affected?

Our research records this fault on the 2012–2018 Mazda CX-5. Build dates move around, especially on imported cars, so treat the range as the years to look hardest at rather than a guarantee either way. The official records tell you the exact build and first registration date for the car in front of you.