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CriticalCommonEngine

Land Rover Discovery Sport: 2.0 Ingenium diesel timing chain stretch (pre-2020)

2.0 Ingenium diesel timing chain stretch (pre-2020) is a common engine fault on the Land Rover Discovery Sport on the 2015–2017 cars, and we rate it critical. Putting it right costs $2,500 to $12,000 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 5 documented faults on the Land Rover Discovery Sport.

Vehicle
Land Rover Discovery Sport
Engine
2.0L
Years
2015–2017
Fuel
diesel
System
Engine

This page covers the Land Rover Discovery Sport as a model. Some faults only affect particular engines or build years — enter a plate below to narrow the list to one car.

All Land Rover Discovery Sport faults5 documented faults on this model

What you are looking at

The front of a dual overhead camshaft engine with the timing cover removed, exposing the timing chain and sprockets.Example of the part — not this vehicle

The front of a twin-cam engine with the timing cover off — chain, sprockets and guides.

Logansenf · CC BY-SA 4.0 · Wikimedia Commons

What goes wrong

The 2.0 Ingenium diesel is the Discovery Sport's most notorious weak point. Fuel washes past the rings and dilutes the oil during DPF regenerations, and the timing chain and plastic guides wear early; the chain stretches and can jump or snap, wrecking the engine when pistons meet valves. Debris from the guides can also block the oil pickup. JLR fitted a thicker revised chain kit around 2019-2020, so pre-2020 cars are highest risk.

What you would notice

  • Metallic rattle for a few seconds on cold start
  • Rattle that grows or a whirring from the timing end
  • Restricted Performance / engine warning light
  • Diesel smell in the oil or over-full oil level

How to check it

Where to look. Timing chain at the right-hand end of the transverse 2.0 diesel engine

  1. Do a genuinely cold first-start of the day and listen at the timing (right-hand) end for a rattle before the oil pressure builds; any distinct chain rattle is a red flag.

  2. Pull the dipstick and smell for diesel and check the level is not above max (oil dilution).

  3. Ask for the service history and whether the revised chain kit has been fitted, and whether oil changes were done more often than the long factory interval.

Parts involved: Timing chain.

What it costs to put right

$2,500 to $12,000 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 the timing chain been replaced with the updated kit?”
  • “How often was the oil changed, and at what interval?”
  • “Any cold-start rattle or Restricted Performance messages?”

Now check the Land Rover Discovery Sport 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.

Land Rover Discovery Sport buyer questions

Is 2.0 ingenium diesel timing chain stretch (pre-2020) serious on a Land Rover Discovery Sport?

We rate it critical and common on the Land Rover Discovery Sport. The 2.0 Ingenium diesel is the Discovery Sport's most notorious weak point. Fuel washes past the rings and dilutes the oil during DPF regenerations, and the timing chain and plastic guides wear early; the chain stretches and can jump or snap, wrecking the engine when pistons meet valves. Debris from the guides can also block the oil pickup. JLR fitted a thicker revised chain kit around 2019-2020, so pre-2020 cars are highest risk.

How much does it cost to fix on a Land Rover Discovery Sport?

$2,500 to $12,000 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 Land Rover Discovery Sport years are affected?

Our research records this fault on the 2015–2017 Land Rover Discovery Sport. 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.

How do I check for it before I buy?

Do a genuinely cold first-start of the day and listen at the timing (right-hand) end for a rattle before the oil pressure builds; any distinct chain rattle is a red flag. Pull the dipstick and smell for diesel and check the level is not above max (oil dilution). Ask for the service history and whether the revised chain kit has been fitted, and whether oil changes were done more often than the long factory interval. Look here: Timing chain at the right-hand end of the transverse 2.0 diesel engine