GWM Jolion 1.5T 150 hp — Stage 1 file

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Chip tuning for GWM Jolion 1.5T 150 hp ECU

GWM Jolion (2021) 1.5T 150 hp — mass-market petrol engine of the passenger segment of the Great Wall Motors group (Китай, 1984). A 2021 petrol engine — the latest era of encrypted firmware; OBD access is available on production units, Bench on sport models.

GWM focuses on the mass market — saloons, crossovers and SUVs. GWM (Great Wall Motors) is the parent group of Haval, Wey, Tank and Ora. GWM is part of the Great Wall Motors group. The factory calibration is conservative, leaving headroom for Stage 1. Mid-range turbo petrol engines respond to Stage 1 with a noticeable gain. GWM's petrol range consists mainly of mainstream-segment turbo engines.

Stage 1 on petrol engines delivers a noticeable gain. The GWM community in China and the CIS is a growing chip tuning market. Protection on modern Chinese models often calls for Bench access on the top variants. Mid-range GWM — a high-volume chip tuning subject in a growing market.

Frequently asked questions

What changes in the GWM Jolion ECU after Stage 1?

Stage 1 is a software optimization of the factory ECU firmware of the GWM Jolion with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed.

What is the risk of Stage 1 on the GWM Jolion 1.5T 150 hp?

A remap of the GWM Jolion 1.5T 150 hp is safe — the factory calibration in this mid-range class is conservative, leaving genuine headroom for Stage 1 with no hardware changes.

What is Stage 2 for the GWM Jolion 1.5T 150 hp?

Stage 2 for the GWM Jolion 1.5T 150 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.

Does the factory warranty of the GWM Jolion remain valid after Stage 1?

After remapping the GWM Jolion, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the GWM Jolion?

Reading and writing via OBD takes 25-30 minutes on the GWM Jolion. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the GWM Jolion?

Before Stage 1 the original of the GWM Jolion 1.5T 150 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the GWM Jolion 1.5T 150 hp cost?

The remap price for the GWM Jolion 1.5T 150 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno