LexusMaintenance of fuel injectors is generally maintained every 10,000 kilometers, but if the actual drivingmileageMaintenance will be carried out if it is less than 10,000 kilometers (such as 9,000 kilometers). At this time, the fuel injector maintenance light set by the computer has not yet appeared on the instrument panel, but the vehicle has been maintained normally and fuel injector cleaning agent has been added.
When driving to 10,000 kilometers, or driving more than 5,000 kilometers under the condition that the air-fuel ratio learning value is 20%, the instrument panel will display the prompt of "need to maintain the fuel injector" and light up the triangular warning light. The following are the steps to reset the prompt information for different models.
How to eliminate the fuel injector maintenance light
For Lexus models IS250, IS250C, GS250, GS350, LS460, LS460L, the steps to eliminate the fuel injector maintenance light:
1. Start the engine.NOTE: After starting the engine, perform step 2 within 30 seconds.
2. Turn on the position marker light switch. Within 20 seconds, depress and release the brake pedal 4 times.
3. Turn off the position marker light switch. Within 20 seconds, depress and release the brake pedal 4 times.
4. Repeat steps 2 and 3 until the warning light is confirmed to be off.
Steps for eliminating the fuel injector maintenance light for ES200/NX200t of Lexus models:
1. Start the engine. NOTE: Do step 2 within 30 seconds of starting the engine.
2. Turn on the rear window defogging switch. Within 20 seconds, depress and release the brake pedal 4 times.
3. Turn off the rear window defogging switch. Within 20 seconds, depress and release the brake pedal 4 times.
4. Repeat steps 2 and 3 until the warning light is confirmed to be off.
For Lexus models GS450H, LS600h, RX450h, NX200t (except for models with the code AGZ 15), and NX300h, the steps to eliminate the fuel injector maintenance light:
1. Press the power switch twice (without stepping on the brake pedal) to switch the power mode to IG ON.
2. Step on the brake pedal, and operate the shift lever 4 times in the order of "P gear-N gear-P gear".
3. Start the engine.
4. Press and hold the accelerator pedal to make the engine run at high speed for more than 5 seconds.
5. Switch the power mode to OFF.
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