Considering an ECU remap for your Toyota Corolla 2.0 D-4D 126hp? A Stage 1 remap can take this 2002 - 2007 diesel engine from 126 BHP to 150 BHP and from 300 Nm to 350 Nm of torque (turbocharged). This engine scores 7/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Toyota Corolla can achieve.
The Toyota Corolla 2.0 D-4D 126hp is a 2.0L turbocharged diesel engine producing 126 BHP and 300 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 150 BHP and 350 Nm — a gain of around 24 BHP (19%) and 50 Nm (17%).
This engine has moderate remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
Considerations: Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.
Fuel economy note: possible improvement with conservative driving.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
| Engine | BHP | Gain | Torque | Gain | Score |
|---|---|---|---|---|---|
| 1.4 D-4D 90hp | 90 → 115 | +25 | 200 → 250 | +50 | Good (7.5/10) |
| 2.0 D-4D 116hp | 116 → 150 | +34 | 280 → 350 | +70 | Good (7.5/10) |
| 2.2 D-4D 136hp | 136 → 190 | +54 | 310 → 440 | +130 | Excellent (8/10) |
| 2.2 D-4D 150hp | 150 → 190 | +40 | 340 → 440 | +100 | Good (7/10) |
| 2.2 D-4D dcat 177hp | 177 → 190 | +13 | 400 → 440 | +40 | Moderate (5.5/10) |
Get a personalised remap quote for your Toyota Corolla. We'll connect you with a trusted professional in your area.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.
We recommend discussing your specific vehicle with a qualified remap professional before proceeding.
