Before you buy a used Volkswagen T-Roc (I).

Look out for: Engine malfunction light on (up to 30/06/2018); Coolant loss; Knocking in the engine bay; Engine runs rough because of fouled spark plugs; [1.0 TSI / 1.5 TSI] Oil loss; [1.0 TSI / 1.5 TSI] Loss of power and emissions light on; [1.0 TSI / 1.5 TSI] Oil loss or excessive consumption; [TSI] Hard starting from carbon on the intake valves

Ask them to check: 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.

Look out for: [1.5 TSI] Emissions light on (up to 20/04/2018); [1.5 TSI] Engine runs rough; Oil loss; Loss of power and emissions light on; Oil loss or excessive consumption; [TSI] Hard starting from carbon on the intake valves

Ask them to check: 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.

Look out for: Squeal on starting (up to 26/06/2017); Oil leak (up to 17/06/2019); Coolant leak; [TSI] Hard starting from carbon on the intake valves

Ask them to check: 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.

Look out for: Engine overheating (up to 06/12/2019); Engine noise; Engine will not start; Jerking, engine noise and metal filings in the fuel system

Ask them to check: 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.

Look out for: Engine overheating (up to 06/12/2019); Engine whistling; Engine noise; Fuel smell; Car will not start; Engine will not start

Ask them to check: 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.

Look out for: [6-speed manual] Crunching in 3rd, 4th and 5th (up to 01/02/2018); [6-speed manual] 5th and 6th will not engage; [7-speed DSG] Oil leak at the joint between the two gearbox half-casings; [7-speed DSG] Various faults (no drive, limp mode, violent jerks…); [7-speed DSG] Car vibration; [7-speed DSG] Gears will not engage; [7-speed DSG] 2–3 second squeal on pulling away and when changing gear; [7-speed DSG] Crunch when shifting from 4th to 3rd; [4Motion all-wheel drive] Vibration and jerking at the rear

Ask them to check: 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.

Look out for: Judder or shudder pulling away in 1st/2nd, reverse won't engage, PRNDS letters flashing or a spanner warning, gearbox stuck in one gear (limp mode).

Ask them to check: Read the gearbox module faults with VCDS, OBDeleven or similar and check the mechatronic fuse.

Look out for: Steering squeak when turning the wheels; Parking brake releases by itself (from December 2016 to July 2018); ESP light on; Driver assistance systems fail

Ask them to check: 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.

Look out for: Vertical line on the touchscreen; GPS shows the wrong position; Air conditioning does not cool enough; We Connect services do not work; Ventilation does not work; "Fault: instrument cluster. Visit workshop" message; Nothing shows on the digital cluster (Active Info Display); Various Composition Media/Discover Media navigation faults (black screen, freezes…)

Ask them to check: 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.

Look out for: Bonnet unlatches by itself on the left or right side; Power tailgate will not open; Rear lights not watertight (up to 04/10/2018); Daytime running lights fail; Water gets in through the sliding panoramic roof

Ask them to check: 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.

Look out for: Rhythmic jerking (“kangaroo effect”) and hesitation when accelerating at roughly 1,200–2,000 rpm, with a cold engine and in low gears; most noticeable with a manual gearbox.

Ask them to check: Test the car from cold in first and second gear, and check at the dealer whether the latest engine control unit software is installed.

Look out for: Slow coolant loss, sweet smell, low-coolant warning and coolant residue under the intake manifold. Overheating is rare unless the level drops a lot.

Ask them to check: Look for coolant residue where the module meets the block and between pump and thermostat, check the level and pressure-test the system.

Look out for: Coolant level drops with no visible leak, white smoke with a sweet smell, rising temperature or engine light. In severe cases the engine hydrolocks.

Ask them to check: Cooling system pressure test and check for coolant in the intake or manifold.

Look out for: The air does not cool or cools intermittently (for example only at motorway speed), and sometimes the compressor rattles with the A/C on. Codes 01232 (N280 valve), P2612 or 00898.

Ask them to check: Read the codes and N280 control current with VCDS or ODIS, measure its resistance (about 10 ohms) and check the connector and wiring before replacing parts. If the valve or compressor is replaced, the whole circuit must be flushed.