UK Buyer Reliability Guide4 Known Faults Documented

Toyota Auris Mk2 Common Problems & Reliability

The second-generation Toyota Auris (2012–2018) was a pivotal model that successfully established Toyota as a leader in the UK's hybrid hatchback market. By moving away from the "mini-MPV" styling of its predecessor, the Mk2 Auris introduced a lower, sharper design that positioned it more effectively against the Volkswagen Golf and Ford Focus. In the UK, it has earned a reputation as one of the most sensible and durable used cars on the market, prized for its exceptionally low running costs and the effortless driving experience provided by its advanced hybrid powertrain. Reliability is the Auris's standout attribute, with the 1.8-litre Self-Charging Hybrid system being widely regarded as "bulletproof." These cars are frequently used in the UK taxi trade, often reaching 200,000+ miles with only routine maintenance. While fundamentally robust, there are a few minor issues to watch for; rear brake discs are prone to premature corrosion and sticking calipers, especially on cars used infrequently, and the 12V auxiliary battery can drain if the car is left sitting for long periods. Unlike many rivals, the Auris avoided major mechanical scandals, with most owner complaints revolving around the somewhat dated "Touch & Go" infotainment system. When buying a used Mk2 Auris in the UK, the Hybrid model is the recommended choice for both long-term reliability and resale value. Prospective owners should verify that the car has received a "Hybrid Health Check" annually at a Toyota dealer, as this maintains the manufacturer's battery warranty for up to 15 years. It is also important to check the service history for regular oil changes and to ensure that the interior plastics—which are durable but can be prone to scratching—are in good condition. For those seeking maximum practicality, the "Touring Sports" estate model offers a massive boot and remains one of the few hybrid estates in this price segment.

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Generation Periods
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Known Issues
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Critical Faults
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Moderate Issues

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Detailed fault breakdown, symptoms, and estimated repair bills by production year.

Most Common Toyota Auris Mk2 Faults & Repair Costs

Low Risk

Hybrid Battery Cooling Fan Blockage

Est. Cost£50–£150

Dust and pet hair can block the battery intake, causing the battery to overheat.

Warning Signs:

Loud fan noise from rear, Poor MPG

What to Check Before Buying:
  • Check the intake vent under the rear seat
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Low Risk

LED DRL Flickering

Est. Cost£100–£250

The LED daytime running lights can flicker or fail prematurely on some models.

Warning Signs:

Flickering DRLs, Intermittent DRL failure, MOT advisory

What to Check Before Buying:
  • Start the engine and observe the DRLs for flickering
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Moderate Risk

Door Lock Actuator Failure

Est. Cost£100–£200 per door

Central locking actuators can seize, preventing doors from locking or unlocking with the key fob.

Warning Signs:

Door won't lock/unlock remotely, Clicking noise from door, Manual lock still works

What to Check Before Buying:
  • Test all door locks with the key fob
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Moderate Risk

EGR Valve Clogging (Diesel)

Est. Cost£200–£500

Diesel models can suffer from EGR carbon buildup, causing rough running and increased emissions.

Warning Signs:

Rough idle, Loss of power, Increased fuel consumption, Check engine light

What to Check Before Buying:
  • Check for EGR-related fault codes
  • Ask about journey types on diesel models
Verified by IsItAGoodCar Research Team
Essential Pre-Purchase Step

Buying a used Toyota Auris Mk2? Always check for hidden finance and write-off history.

Mechanical problems are only half the battle. Over 1 in 3 UK used cars checked have unpaid finance or accident write-off records that could cause you to lose the car or thousands in value.

Inspection Checklist for Toyota Auris Mk2 Buyers

Check the hybrid battery cooling fan for blockage.
Inspect the LED DRLs for flickering.
The Estate (Touring Sports) is very practical.