Toyota Yaris (III) 1.0 / 1.33 / 1.5 VVT-i: known faults of the engine according to L'argus

Engine / equipment

1.0 / 1.33 / 1.5 VVT-i in the Toyota Yaris (III)

Period mentioned

2011–2020

Symptoms

[1.0 VVT-i] Engine knocking (up to 10/01/2014); [1.0 VVT-i] Engine warning light on; [1.33 VVT-i] Will not start and excessive oil consumption (up to 04/02/2013), or even a scraping noise from the engine (up to 28/01/2014); [1.33 VVT-i] Timing noise at idle when cold

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) [1.0 VVT-i] Engine knocking (up to 10/01/2014): Pistons and connecting rods. 2) [1.0 VVT-i] Engine warning light on: Camshaft oil control valve (up to November 2015) or oxygen sensor (up to December 2015). 3) [1.33 VVT-i] Will not start and excessive oil consumption (up to 04/02/2013), or even a scraping noise from the engine (up to 28/01/2014): Gudgeon pin and piston rings, oil jet (piston cooling) and rocker cover. 4) [1.33 VVT-i] Timing noise at idle when cold: Tensioner and chain.

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