LAUNCH X431 diagnostic tool supports 30+ special functions, including Steering Angle Learning. This article will take Honda vehicles as an example to introduce how to use the Steering Angle Learning function.
Applicable Models: Honda, Guangzhou Honda, Dongfeng Honda, Acura
Tested Model: HONDA CR-V HYBRID 2023
Tool Requirement:
X431 PRO series:
X431 PROS V / X431 V+ / X431 PRO ELITE / Pros Elite / X431 V / PRO3 V+ Elite / X431 PRO3S+ / Pro3 ACE / Pro3 APEX / X431 PRO5, etc.
X431 PAD series products:
X431 PAD V / X431 PAD VII / PAD IX.
Function Execution Background:
This function is used for Honda models in the following situations:
After replacing the VSA control unit or sensor group, perform the neutral point memory steps of all sensors.
1. Steering angle sensor.
2. Brake pressure sensor.
3. Lateral acceleration sensor.
Before executing the function, please make sure:
Connector connected and ignition switch ON.
In N or P gear.
Parking brake applied.
Engine started.
Procedure:
1. In the LAUNCH X431 diagnostic tool (here we take PAD V as an example), choose [Local Diagnose], and then choose [Honda] for testing.
2. Click [16PIN DLC], and then choose the region to automatically identify the car model. For this test, choose the [General] region.
Afterwards confirm the vehicle information and click OK.
3. Click [ABS (Anti-Lock Braking System)] to access the system.
4. Choose [Special Function] -> [All Sensors].
The test conditions required to execute this function will be prompted.
Follow the prompts to meet the relevant conditions, otherwise the execution will fail. If all conditions are met, click OK.
5. The system will prompt Sensor calibration is in progress, Please wait. Wait for the system to pop up a prompt, Follow the prompts to perform the steering operation, and click OK after completion.
6.Sensor calibration is completed. Click OK.
7. After calibration, please restart the car according to the system prompts:
Follow the prompt to turn off the ignition switch.
Follow the prompt to turn on the ignition switch.
At this point, the sensor calibration is completed.