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KNOWN FAULTS · Toyota

Toyota Yaris (III) 1.4 D-4D common problems.

2011–2020 · Diesel

Sources are not verified in real time and no entry confirms that your car is affected.

7 known faults with sources

Applies if: Toyota USA tech tip for all its models: it applies if the judder began after wheels, pads or discs were removed or changed.

Brake judder from wheel nuts over-tightened or tightened unevenly (Toyota tech tip)Brakes
Engine / equipment
Any Toyota: it depends on how the wheels are tightened
Period mentioned
2016 tech tip for all its models
Symptoms
Vibration in the steering wheel and the pedal when braking, even gently and at any speed, often shortly after wheels, pads or discs were changed.
Possible cause described
Toyota points out in a tech tip that if the wheel nuts are over-tightened or tightened unevenly (a single one is enough), the brake disc is left with runout and brake judder appears. It happens above all when they are run fully home with an impact gun instead of a torque wrench in a star pattern.
Check for the garage
Ask the garage to loosen and re-tighten the nuts with a torque wrench, to the manual's torque and in a star pattern, and to measure whether the discs have been left warped; if so, they will need skimming or replacing.
Cost cited in the source
No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

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Injectors, dual-mass flywheel and oil consumption on the 1.4 D-4D (1ND-TV)Injection / turbo
Engine / equipment
1.4 D-4D (1ND-TV): Yaris, Yaris Verso, iQ, Urban Cruiser, Corolla, Auris and Verso-S
Period mentioned
Approx. 2001–2018
Symptoms
Hard starting, rough idle, smoke and loss of power; noise or vibration from the flywheel when starting and releasing the clutch; oil consumption.
Possible cause described
Soot builds up in the injectors and EGR valve, especially with many short trips. The dual-mass flywheel wears and, in the worst case, damages the gearbox. Failures of the rail pressure regulator and oil consumption through the turbo or crankcase ventilation are also reported.
Check for the garage
Read the codes, run an injector back-leak test and check the EGR. Listen to the flywheel at idle with the clutch released. Measure oil consumption.
Cost cited in the source
Approx. €1,000–1,600 for dual-mass flywheel and clutch (German guide).A rough figure from the original database, not an up-to-date quote.

Sources from the original database

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Toyota Yaris (III) 1.4 D-4D: known faults of the engine according to L'argusEngine
Engine / equipment
1.4 D-4D in the Toyota Yaris (III)
Period mentioned
2011–2020
Symptoms
Blue smoke and oil consumption (over 0.5 l per 1,000 km); Loss of power (up to 31/01/2013); Oil level rises and the particulate filter clogs; Hard starting and knocking from ice forming in the intercooler (up to 28/01/2014); Engine warning light on (up to May 2018); Oil leak (up to February 2016)
Possible cause described
According to the brand's technical notes reported by L'argus (each date shows up to when the affected cars were built): 1) Blue smoke and oil consumption (over 0.5 l per 1,000 km): Engine control unit reprogramming, or even piston rings and pistons or the block. 2) Loss of power (up to 31/01/2013): Turbo. 3) Oil level rises and the particulate filter clogs: Injectors, EGR valve, particulate filter or even the engine. 4) Hard starting and knocking from ice forming in the intercooler (up to 28/01/2014): Engine to be replaced. 5) Engine warning light on (up to May 2018): EGR valve. 6) Oil leak (up to February 2016): Rocker cover gasket.
Check for the garage
Compare your symptom and your car's build date with this list. If they match, tell the workshop and ask them to check that part first before replacing others. The brand or a warranty extension covers some repairs: ask the dealer with the car's details.
Cost cited in the source
No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

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Toyota Yaris (III): known faults of the gearbox and transmission according to L'argusGearbox
Engine / equipment
Toyota Yaris (III), all engines
Period mentioned
2011–2020
Symptoms
MM-T 6 automated gearbox light on and gears will not engage on the 1.4 D-4D (up to May 2012); Hard gear changes (up to June 2013); Clutch pedal sticks and leaks on the 1.4 D-4D (up to June 2024); Hard to engage 4th, 5th and 6th; Abnormal noise from the 6-speed manual (up to 01/09/2013); Clutch squeak and hard gear changes on the 1.0 with the 5-speed manual (up to December 2016); Hard to engage 1st (6-speed manual)
Possible cause described
According to the brand's technical notes reported by L'argus (each date shows up to when the affected cars were built): 1) MM-T 6 automated gearbox light on and gears will not engage on the 1.4 D-4D (up to May 2012): Actuator. 2) Hard gear changes (up to June 2013): Clutch cover and fork. 3) Clutch pedal sticks and leaks on the 1.4 D-4D (up to June 2024): Clutch master cylinder. 4) Hard to engage 4th, 5th and 6th: Clutch hub and synchroniser. 5) Abnormal noise from the 6-speed manual (up to 01/09/2013): Output shaft and differential housing. 6) Clutch squeak and hard gear changes on the 1.0 with the 5-speed manual (up to December 2016): Release bearing and fork. 7) Hard to engage 1st (6-speed manual): Gear and clutch.
Check for the garage
Compare your symptom and your car's build date with this list. If they match, tell the workshop and ask them to check that part first before replacing others. The brand or a warranty extension covers some repairs: ask the dealer with the car's details.
Cost cited in the source
No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

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Toyota Yaris (III): known faults of the chassis, steering and brakes according to L'argusSuspension and steering
Engine / equipment
Toyota Yaris (III), all engines
Period mentioned
2011–2020
Symptoms
Brake fluid leak (up to June 2014)
Possible cause described
According to the brand's technical notes reported by L'argus (each date shows up to when the affected cars were built): 1) Brake fluid leak (up to June 2014): Brake master cylinder.
Check for the garage
Compare your symptom and your car's build date with this list. If they match, tell the workshop and ask them to check that part first before replacing others. The brand or a warranty extension covers some repairs: ask the dealer with the car's details.
Cost cited in the source
No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

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Toyota Yaris (III): known faults of the electronics and interior according to L'argusElectrical and electronic systems
Engine / equipment
Toyota Yaris (III), all engines
Period mentioned
2011–2020
Symptoms
Airbag light on intermittently; Ignition key hard to turn (from May 2014 to September 2018)
Possible cause described
According to the brand's technical notes reported by L'argus (each date shows up to when the affected cars were built): 1) Airbag light on intermittently: Part to be replaced. 2) Ignition key hard to turn (from May 2014 to September 2018): Steering lock to be replaced.
Check for the garage
Compare your symptom and your car's build date with this list. If they match, tell the workshop and ask them to check that part first before replacing others. The brand or a warranty extension covers some repairs: ask the dealer with the car's details.
Cost cited in the source
No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

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Toyota Yaris (III): known faults of the body according to L'argusBodywork
Engine / equipment
Toyota Yaris (III), all engines
Period mentioned
2011–2020
Symptoms
Boot hard to close (up to July 2014)
Possible cause described
According to the brand's technical notes reported by L'argus (each date shows up to when the affected cars were built): 1) Boot hard to close (up to July 2014): Tailgate seal.
Check for the garage
Compare your symptom and your car's build date with this list. If they match, tell the workshop and ask them to check that part first before replacing others. The brand or a warranty extension covers some repairs: ask the dealer with the car's details.
Cost cited in the source
No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

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Other engines of the Toyota Yaris (III)