2007–2015DE SelectedDE1.3 petrolPetrolSee faults & what to checkKickTyres illustration, not a photograph.Mazda Mazda2 DE: common faults & what to check
The DE is the Mazda Mazda2 built 2007–2015. It was sold here with the 1.3 petrol and 1.5 petrol. Of the 33 faults documented for the Mazda2, 18 apply to this generation, each with its symptoms, what to inspect and a typical repair cost. Free, no account needed.
Check this exact Mazda Mazda2
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33
Critical
$280–$750
7
You're looking at the DE
2007–2015DE SelectedDE1.3 petrolPetrolSee faults & what to checkKickTyres illustration, not a photograph.
2007–2015DE SelectedDE1.5 petrolPetrolSee faults & what to checkKickTyres illustration, not a photograph.Now narrow it to the engine
A 2009 Mazda Mazda2 is the DE generation (2007 to 2015).
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Pick the engine above first: the Mazda2 came with 2, and without it the report has to show all of their faults. Pick the engine
Can't confirm for this car
Mazda Mazda2 · 2009
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Tell us the engine, or check the engine code on the car, before relying on this.
- No engine is recorded for this vehicle.
matched on year only
What to look out for
Serious issue
Inspect the rear sill from the rear wheel arch forward — poke the lower sill with a blunt instrument; perforation or softness indicates active rust.
DE Rear Sill and Rear Wheel Arch Rust Perforation
The DE-generation Demio (2007–2014) has a documented weakness in the steel panel thickness and factory anti-corrosion treatment at the rear sills (rocker panels below the rear doors) and at the inner lip of the rear wheel arches. Road stone chips break the paint at the arch lip, and road grime and moisture accumulate in the box section of the rear sill through poorly draining drain holes. Rust progresses from inside the panel outward, perforating the outer skin and, in advanced cases, compromising the structural sill section that carries the rear seat belt anchor and body stiffness.
What you would notice
Serious issue
Ask the seller for the airbag recall paperwork, and check the VIN with a Mazda dealer or the government recall check before you buy.
Takata front airbag recall (DE Mazda2, 2007-2014)
DE Mazda2 (all engines) were recalled because the Takata front airbag propellant can absorb moisture over time and the inflator can rupture in a crash, throwing metal fragments. Mazda Australia recalls PRA 2016/15521 and PRA 2016/15522 list VIN ranges running across the DE production run. The inflator replacement is free at a Mazda dealer.
What you would notice
Costly issue
Inspect the rubber visually for cracking, splitting, or the inner sleeve sitting off-centre.
Front Lower Control Arm Bush Disintegration
Both DE and DJ Demios use a conventional MacPherson-strut front suspension with a pressed-in rubber bushing at the front pivot of the lower control arm. The inner metal sleeve bonds to the rubber compound, and the outer sleeve bonds into the arm casting. Exposure to road grime, salt, and cyclic load causes the rubber to delaminate from the metal bonding surfaces. Once separation begins, the bush collapses and the arm moves fore-and-aft under braking and acceleration loads, introducing instability and tyre scrub.
What you would notice
Costly issue
Inspect pin shafts for pitting, rust or galling.
Brake Caliper Guide Pin Seizure
The sliding guide pins that locate the brake caliper on both front and rear axles of the Mazda2 are prone to corrosion and lubricant breakdown, causing them to bind rather than slide freely as the brake pads wear. A seized guide pin holds the caliper offset against the disc, creating constant light contact on one pad face while the opposite pad retracts normally; this produces rapid and asymmetric pad wear, sustained brake drag that causes disc and hub overheating, and a vehicle pull under braking. If left unaddressed, the pad on the seized side can wear to metal-on-disc contact.
What you would notice
Costly issue
Inspect ball joint boot for cracking or grease loss.
Front Lower Arm Ball Joint Wear
All Mazda2 generations (DY, DE, DJ) use a pressed-in lower arm ball joint that wears at the boot seal first, allowing contamination of the joint grease. NZ road conditions and pothole impacts accelerate wear. A worn joint produces knocking under braking and steering input; complete joint failure causes sudden loss of steering geometry.
What you would notice
Costly issue
Check for the orange EPS warning light on the instrument cluster at startup (should extinguish after 2 seconds.
Electric Power Steering Motor Failure and Column Rattle
The Demio uses a column-mounted electric power steering (C-EPS) system where an electric motor drives a worm-gear reduction unit clamped to the steering column. Two failure modes are documented: first, the motor windings or controller overheat and fail permanently, triggering the EPS warning lamp and leaving the car with full manual effort; second, the worm gear and backlash adjuster wear, allowing the gear mesh to rattle over rough surfaces. The rattle is most noticeable at low speed on chip-seal roads and is often misdiagnosed as a suspension noise.
What you would notice
See all 18 issues for this one
Electrical
01Electric Power Steering Motor Failure and Column Rattle
The Demio uses a column-mounted electric power steering (C-EPS) system where an electric motor drives a worm-gear reduction unit clamped to the steering column. Two failure modes are documented: first, the motor windings or controller overheat and fail permanently, triggering the EPS warning lamp and leaving the car with full manual effort; second, the worm gear and backlash adjuster wear, allowing the gear mesh to rattle over rough surfaces. The rattle is most noticeable at low speed on chip-seal roads and is often misdiagnosed as a suspension noise.
Symptoms to notice
What to check
Ask the seller
Body, brakes, suspension & interior2 critical
02DE Rear Sill and Rear Wheel Arch Rust Perforation
03Takata front airbag recall (DE Mazda2, 2007-2014)
DE Mazda2 (all engines) were recalled because the Takata front airbag propellant can absorb moisture over time and the inflator can rupture in a crash, throwing metal fragments. Mazda Australia recalls PRA 2016/15521 and PRA 2016/15522 list VIN ranges running across the DE production run. The inflator replacement is free at a Mazda dealer.
Symptoms to notice
What to check
Ask the seller
04Rust in rear wheel arches, tailgate seams and under door seals
DE Mazda2s and JDM Demio imports are now old enough that rust is appearing in the classic Mazda spots: the inner lips of the rear wheel arches, the bottom seam of the tailgate around the garnish, and under the rubber door seals at the sills. Japanese imports from snowy prefectures (road salt) are worse. Caught early it is a localised repair; left alone it spreads under the paint and becomes a WoF fail in structural sill areas.
Symptoms to notice
What to check
Ask the seller
05Rear Torsion Beam Pivot Bush Deterioration
The DE Mazda2 rear suspension uses a torsion beam axle located by large rubber pivot bushes at each end. These bushes harden, crack and eventually collapse with age and exposure to road contamination, allowing the beam to shift laterally under load. Beam movement alters rear wheel toe and camber settings beyond the design envelope, causing accelerated and uneven tyre wear; drivers typically notice the problem through a vague, unsettled rear end on motorway sweepers or a rhythmic knock over expansion joints.
Symptoms to notice
What to check
Ask the seller
06Front Lower Control Arm Bush Disintegration
07Brake Caliper Guide Pin Seizure
The sliding guide pins that locate the brake caliper on both front and rear axles of the Mazda2 are prone to corrosion and lubricant breakdown, causing them to bind rather than slide freely as the brake pads wear. A seized guide pin holds the caliper offset against the disc, creating constant light contact on one pad face while the opposite pad retracts normally; this produces rapid and asymmetric pad wear, sustained brake drag that causes disc and hub overheating, and a vehicle pull under braking. If left unaddressed, the pad on the seized side can wear to metal-on-disc contact.
Symptoms to notice
What to check
Ask the seller
08Front Hub Wheel Bearing Failure
DE and DJ Mazda2 front wheel bearings are reported to fail prematurely, typically between 80,000 and 130,000 km. The sealed bearing unit is press-fit into the hub and does not tolerate lateral overload well. Kerb strikes and potholes common in NZ accelerate failure. Worn bearings produce a characteristic speed-dependent drone.
Symptoms to notice
What to check
Ask the seller
09Front Lower Arm Ball Joint Wear
All Mazda2 generations (DY, DE, DJ) use a pressed-in lower arm ball joint that wears at the boot seal first, allowing contamination of the joint grease. NZ road conditions and pothole impacts accelerate wear. A worn joint produces knocking under braking and steering input; complete joint failure causes sudden loss of steering geometry.
Example of the part — not this vehicleA separated lower ball joint: the control arm has dropped and the wheel has splayed out under the guard.
Symptoms to notice
What to check
Ask the seller
10Driver seat height lifter link can crack recall (DE Mazda2, 2007-2012)
DE Mazda2 (all engines) built from September 2007 to March 2012 were recalled because the driver's seat height adjustment lifter link can crack or its retaining nuts can come off. The seat can then make noises or drop out of position, which can affect control of the car. Mazda Australia recall PRA 2017/15935 fixes this for free.
Symptoms to notice
What to check
Ask the seller
11Front Strut Top Mount Thrust Bearing Failure
The front MacPherson strut on both DY and DE Demios uses a thrust bearing pressed into the top mount assembly to allow the strut body to rotate independently of the vehicle body during steering. This bearing is separated from road contamination only by a rubber dust seal, which hardens and cracks with age, allowing grit and moisture to degrade the bearing race. A worn bearing produces knocking or clunking over road imperfections and a grinding or notchy sensation through the steering wheel during low-speed turning; it also prevents the strut from returning freely to centre, increasing tyre wear and degrading steering precision.
Symptoms to notice
What to check
Ask the seller
12Front suspension knocks — sway bar links and strut top mounts
A knocking or clunking front end over small sharp bumps is the DE's most common age-related complaint, almost always worn front sway bar (stabiliser) drop links or strut top mounts rather than anything serious. Parts are cheap and it is a quick job, but sellers often ignore it for years and it will fail a WoF if the links have free play.
Symptoms to notice
What to check
Ask the seller
13Rear Hatch Latch and Gas Strut Failure
The DE-generation Mazda2 hatchback tailgate latch mechanism is prone to sticking or failing to release cleanly, sometimes requiring two-handed forcing or becoming inoperative from the exterior release handle. The gas struts supporting the hatch in the open position lose nitrogen charge from around 100,000 km, allowing the hatch to drop unexpectedly when open and creating a risk of head injury. Both failure modes are accelerated by coastal salt air exposure common in NZ and AU coastal cities.
Symptoms to notice
What to check
Ask the seller
Depends on the exact engine — 5 more
Engine, transmission & cooling
01ZY-VE / P3-VE Timing Chain Stretch and Tensioner Wear
Can't confirm for this car
Can't confirm for this car
The ZY-VE 1.5L (DY generation) and P3-VE 1.3L (DE generation) engines share a documented timing chain stretch pattern caused by tensioner spring fatigue and plastic guide wear. At higher mileage the chain skips on the guide, advancing cam timing unpredictably. Failure to replace the chain, tensioner, and guides before complete failure results in bent valves on these interference engines.
Example of the part — not this vehicleThe front of a twin-cam engine with the timing cover off — chain, sprockets and guides.
Symptoms to notice
What to check
Ask the seller
02ZJ-VE Timing Chain Tensioner Cold-Start Rattle
Can't confirm for this car
Can't confirm for this car
The hydraulic timing chain tensioner in the ZJ-VE 1.3-litre engine loses oil pressure when the engine sits overnight, allowing the chain to go slack. On startup a loud metallic rattle emanates from behind the timing cover and persists for 5 to 15 seconds until oil pressure is restored to the tensioner. Repeated slack-chain events accelerate wear on the chain guides and sprocket teeth; if neglected, chain stretch can cause timing errors sufficient to produce misfires or, in severe cases, piston-to-valve contact.
Example of the part — not this vehicleThe front of a twin-cam engine with the timing cover off — chain, sprockets and guides.
Symptoms to notice
What to check
Ask the seller
03Throttle Body Carbon Fouling
Can't confirm for this car
Can't confirm for this car
The ZJ-VE and P3-VE engines recirculate crankcase vapour through the intake system via the PCV valve, and over time oil mist deposits combine with combustion blow-by to form a hard carbon layer on the throttle butterfly valve and bore. This restricts airflow at small throttle openings, causing the ECU to fight the deposit during idle control; the result is a rough, hunting idle and a flat spot on light throttle. The condition is entirely preventable with periodic throttle body cleaning but is often overlooked in budget servicing.
Symptoms to notice
What to check
Ask the seller
04Ignition coil and spark plug failure causing misfire (1.3/1.5 MZR)
Can't confirm for this car
Can't confirm for this car
The DE Mazda2/Demio's MZR engines are tough, but individual coil-on-plug ignition coils commonly fail from around 100,000 km, causing a misfire, flashing check-engine light and a rough, shaky idle. Owners often replace one coil at a time and the others follow. It is cheap to fix but running on a misfire for long can damage the catalytic converter, which turns a $150 job into a $1,500 one.
Example of the part — not this vehicleA coil-on-plug ignition rail, removed. One coil per cylinder.
Symptoms to notice
What to check
Ask the seller
05CVT / Automatic Transmission Judder from Fluid Degradation
Can't confirm for this carOther Mazda Mazda2 engines and years
Engine, transmission & cooling
01Denso low-pressure fuel pump recall — engine stall risk
Does not apply
Does not apply
DJ Mazda2s built around 2018-2020 were caught in the worldwide Denso low-pressure fuel pump recall: the pump impeller can swell, causing rough running, failure to start, or the engine stalling while driving. Mazda Australia and Mazda NZ ran recall campaigns to replace the pump free of charge, but imports and privately sold cars may have slipped through. The fix is free at any Mazda dealer if outstanding — but an unrepaired car can cut out in traffic.
Symptoms to notice
What to check
Ask the seller
02P3-VPS 1.3 SKYACTIV-G Piston Ring Oil Consumption
Does not apply
Does not apply
The 1.3-litre P3-VPS SKYACTIV-G engine uses low-tension piston rings designed to reduce internal friction and improve fuel efficiency, but these rings can wear or lose radial tension prematurely, allowing engine oil to pass into the combustion chamber and burn. Affected vehicles consume oil at rates exceeding one litre per 3,000 to 5,000 km. High oil consumption leads to blue-tinged exhaust smoke on acceleration, fouled spark plugs, and eventual catalytic converter damage. The condition is worsened by short-trip driving that prevents thorough crankcase ventilation.
Symptoms to notice
What to check
Ask the seller
03DJ SKYACTIV-Drive 6-Speed Torque Converter Clutch Shudder Under Light Load
Does not apply041.5D SKYACTIV-D S5-DPTS DPF Clogging
Does not apply05Clutch shudder on take-off (DJ manual)
Does not apply06SkyActiv-G P5-VP Timing Chain Rattle on Cold Start
Does not apply
Does not apply
The 1.5L P5-VP SkyActiv-G engine used in the Mazda2 DJ shares the cold-start timing chain rattle documented across the SkyActiv family including CX-3 and Mazda3. Chain tensioner hydraulic pressure takes 3-10 seconds to build on a cold start, allowing brief chain slack and rattle. On high-mileage engines this rattle persists beyond 10 seconds, indicating tensioner wear or guide damage on this interference engine.
Example of the part — not this vehicleThe front of a twin-cam engine with the timing cover off — chain, sprockets and guides.
Symptoms to notice
What to check
Ask the seller
07SKYACTIV-G 1.5 Oil Dilution — Disproportionate Impact from Small Sump Volume
Does not apply
Does not apply
The 1.5-litre SKYACTIV-G in the Mazda2 DJ shares the same cold-start fuel post-injection enrichment strategy as larger SKYACTIV-G engines. During short urban trips where the engine does not reach full operating temperature, raw petrol migrates past the piston rings into the oil sump. Because the 1.5's sump holds less oil than larger variants, a given quantity of dilutant represents a higher contamination percentage — oil analysis has recorded 4–9% fuel content during cold-season short-trip use. The condition is confirmed by Mazda TSB SA-026/18 which covers the SKYACTIV-G engine family. Extended oil drain intervals significantly worsen the contamination level and can lead to premature bearing wear if left unaddressed.
Symptoms to notice
What to check
Ask the seller
08Catalytic Converter Heat Shield Fatigue and Rattle
Does not apply
Does not apply
The pressed-steel heat shields clamped around the catalytic converter and mid-pipe on the DJ Mazda2 are secured by spot welds and clamps that fatigue with thermal cycling. The shields delaminate or crack at weld points and begin to rattle, particularly noticeable at idle or low-rpm engine speeds. The rattle is often mistaken for a drivetrain or engine issue. While not mechanically critical, the shields serve a fire-protection function; a missing shield above the transmission tunnel is a WOF advisory item in New Zealand.
Symptoms to notice
What to check
Ask the seller
Electrical
01SKYACTIV-G 1.5 Ignition Coil-on-Plug Thermal Failure from High Compression Heat
Does not apply
Does not apply
The SKYACTIV-G 1.5 operates at an unusually high compression ratio of 14:1 for a petrol engine, generating elevated sustained thermal stress on the ignition coil-on-plug (COP) units. On Mazda2 DJ models, individual COP units show premature failure attributed to heat cycling — the coil primary windings degrade under repeated thermal expansion and contraction in the confined engine bay. Failure of a single coil produces a misfire on that cylinder, accompanied by a P030X fault code. While an individual coil is an inexpensive part, multiple coils often fail in sequence on higher-mileage vehicles, and a misfiring engine can damage the catalytic converter if driven for extended periods without repair.
Example of the part — not this vehicleA coil-on-plug ignition rail, removed. One coil per cylinder.
Symptoms to notice
What to check
Ask the seller
02Air Conditioning Evaporator Refrigerant Micro-Leak
Does not apply
Does not apply
A documented pattern across the Mazda2 DJ and contemporary Mazda models (CX-3, Mazda3 BN) involves refrigerant loss through micro-pitting on the aluminium evaporator core. The cause is traced to formicary corrosion initiated by formic acid from organic material in cabin air reacting with the aluminium fins in the presence of moisture. The system loses cooling capacity gradually over one to two seasons before the compressor begins cycling abnormally. Evaporator replacement requires dashboard disassembly, making it a labour-intensive repair.
Symptoms to notice
What to check
Ask the seller
03MZD Connect infotainment freezes, reboots and rotary controller faults
Does not apply
Does not apply
The DJ's MZD Connect system is known for freezing, spontaneous reboots, Bluetooth dropouts and, on higher-km cars, a failing rotary commander knob that stops responding or 'ghost-selects' items. Software updates cured many of the freezes, but the CMU (head unit) itself fails on some cars and replacement is dear relative to the car's value. JDM Demio imports run Japanese-market software with limited NZ map/radio support.
Symptoms to notice
What to check
Ask the seller
Body, brakes, suspension & interior
01Brake Master Cylinder Primary Seal Seep
Does not apply
Does not apply
The brake master cylinder on DJ-series Mazda2 models develops a weep past the primary (front) rubber cup seal, allowing brake fluid to migrate rearward into the booster or forward toward the bore wall. This reduces pedal firmness progressively and can cause a spongy or low pedal. Not an acute failure but if undetected the fluid level drops and air can enter the system. The symptom is often first noticed as brake fluid residue on the firewall behind the reservoir or a wet stain at the master cylinder-to-booster joint.
Symptoms to notice
What to check
Ask the seller
02Rear Trailing Arm Inner Bush Deterioration
Does not apply
Does not apply
The inner pivot bushes on the rear trailing arms of the DJ Mazda2 are a bonded-rubber pressed-fit design. In NZ/AU climates — particularly on vehicles that have seen gravel or coastal roads — the rubber element delaminates from its outer sleeve and collapses. This allows the trailing arm to move in arc instead of pivot cleanly, causing rear-end wander, tramlining, and an audible clunk over expansion joints. Replacement requires press tooling to extract and install the bush; many shops replace the full trailing arm as an assembly.
Symptoms to notice
What to check
Ask the seller
03Front Strut Top Mount Bearing Collapse
Does not apply
Does not apply
Mazda2 DJ front strut top mount bearings are reported to collapse from around 80,000-100,000 km. The bearing allows the strut to rotate with steering input; when it collapses the strut binds on lock, producing a pop or clunk on full steering lock and uneven ride response. NZ pothole impacts can shorten this interval further.
Symptoms to notice
What to check
Ask the seller
04Rear Drum Brake Self-Adjuster Seizure
Does not apply
Does not apply
Entry-level and mid-spec DJ Mazda2 variants fitted with rear drum brakes (rather than discs) suffer from corrosion and seizure of the automatic self-adjuster mechanism inside the drum. In NZ/AU conditions — particularly vehicles used near coast or on gravel roads — the star-wheel adjuster rusts solid, preventing the shoes from following drum wear and resulting in progressively increasing pedal travel and reduced rear braking contribution. Seized adjusters also cause the handbrake cable to over-tension as the driver compensates, stretching the cable.
Symptoms to notice
What to check
Ask the seller
Mazda Mazda2 faults in detail
What these repairs cost on other cars
Some of the Mazda Mazda2’s documented faults are repairs other models share. Each page lists the documented NZ cost for every model it affects.
Buying guides that cover the Mazda Mazda2
Other Mazda models
Mazda Mazda2 buyer questions
Is the Mazda Mazda2 reliable?
Like any used car, it depends on the specific example and its service history. Across the 33 documented faults for the Mazda Mazda2, the recurring problem areas are body & rust, engine, and brakes. A Mazda Mazda2 with a full service history and no signs of the issues listed on this page can be a sound buy but each one needs to be checked individually before you commit.
What are the most common problems with a used Mazda Mazda2?
We've catalogued 33 known faults for the Mazda Mazda2, covering body & rust, engine, and brakes. All 33 are written out in full on this page, with the symptoms to notice, what to inspect, and typical repair costs for each. Free to read, no account needed.
How much do repairs cost on a Mazda Mazda2?
Most single repairs on the Mazda Mazda2 fall between $280–$750 at NZ independent-workshop rates. Some of the 33 documented faults cost less and a few cost considerably more, and no one car needs them all. Knowing which ones to look for before you view is what lets you negotiate the price down or walk away.
Should I get a pre-purchase inspection on a Mazda Mazda2?
Yes. A Mazda Mazda2 inspection focused on its known weak points is the single best way to avoid an expensive mistake. KickTyres gives you a guided, model-specific inspection plus a market valuation and negotiation figure for $24.90 far less than the cost of missing one of the faults on this page.