The 1.8-liter Geely JLE-4G18TDB or 1.8 TGDi engine has been produced by the concern since 2017 and is installed on the Atlas crossover, popular in some markets, and the large Emgrand GT sedan. This turbo engine is considered an in-house developed unit and is very similar to the VW EA888 engine.
The first generation of this motor has an index: JLE-4G18TD.
JLE family: JLE-4G18TD, JLE-4G18TDB, JLE-4G18TDC.
Specifications
| Production years | since 2017 |
| Displacement, cc | 1799 |
| Fuel system | direct injection |
| Power output, hp | 184 |
| Torque output, Nm | 285 – 300 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 82.5 |
| Piston stroke, mm | 84.2 |
| Compression ratio | 9.7 |
| Features | DOHC |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | Dual VVTi |
| Turbocharging | yes |
| Recommended engine oil | 0W-40 |
| Engine oil capacity, liter | 5.0 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Geely Atlas 2020) — city — highway — combined |
13.3 6.5 9.0 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 155 |
The engine was installed on:
- Geely Atlas 1 (NL-3) since 2018;
- Geely Borui 1 (GC9) since 2017.
Disadvantages of the Geely JLE-4G18TDB engine
- On specialized forums, they often complain only about strange sounds in operation and strong vibrations;
- The turbine is reliable, but there are already cases of replacement of the bypass valve under warranty;
- Candles, lambda probes and a catalyst here quickly fail from bad fuel;
- In cars with this turbo engine, the fuel pump was changed during the recall campaign.
Frequently asked questions about the Geely JLE-4G18TDB
How much power does the Geely JLE-4G18TDB make?
The Geely JLE-4G18TDB develops 184 hp and 285 - 300 Nm of torque.
How much oil does the Geely JLE-4G18TDB take and which one?
Engine oil capacity: 5.0 liters. Recommended oil: 0W-40.
Does the Geely JLE-4G18TDB have a timing belt or chain?
The Geely JLE-4G18TDB uses a timing chain.
Is the Geely JLE-4G18TDB turbocharged?
Yes, the Geely JLE-4G18TDB is turbocharged.
Does the Geely JLE-4G18TDB need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Geely JLE-4G18TDB last?
The typical lifespan of the Geely JLE-4G18TDB is ~250 000 km with proper maintenance.
What is the fuel consumption of the Geely JLE-4G18TDB?
Geely Atlas 2020: city 13.3, highway 6.5, combined 9.0 L/100 km.
What cars was the Geely JLE-4G18TDB installed on?
Geely Atlas 1 (NL-3) since 2018; Geely Borui 1 (GC9) since 2017.
What are the common problems of the Geely JLE-4G18TDB?
On specialized forums, they often complain only about strange sounds in operation and strong vibrations. The turbine is reliable, but there are already cases of replacement of the bypass valve under warranty. All known problems.
What engines are related to the Geely JLE-4G18TDB?
JLE family: JLE-4G18TD.
