Automotive Scan Tools, Diagnostic Equipment and Torque Calibration Specialists
How To Guide:
Source: LAUNCH TECH CO LTD
LAUNCH VW Throttle Learning
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Instructions for Throttle Learning
Function Description
1. Perform this function after reconnection of the disconnected power supply.
2. Perform this function after reinstallation of the removed ECU.
3. Perform this function after reinstallation of the cleared or removed throttle.
4. Perform this function after reinstallation of the removed accelerator pedal (throttle pedal).
Attention
1. Turn on the ignition switch before performing this function.
2. Engine Control Unit has no fault code.
3. Vehicle supply voltage is not under 11.5V.
4. Do not press the accelerator pedal.
5. The coolant temperature is between 10-95℃.
6. Turn off all the electric equipment, such as Air Conditioner.
If the matching completed with error, possible reasons are as below:
1. Throttle does not reach the idle stop, such as carbon deposit or throttle dragline adjustment incorrect, throttle stuck.
2. Battery voltage too low.
3. Throttle control unit or lead damaged.
4. Engine started or throttle pedal pressed during the adaptation.
5. Throttle body too dirty.
Instructions
1. Turn on the ignition, properly connect the connector and then select VW car model software.
2. Select [Special Function]->[Throttle Learning].
3. Confirm whether the requirements are satisfied. If yes, click [OK].
4. Now [Read fault codes] and [Clear fault code] to ensure there's no throttle related fault code in the ECU.
5. After reading and clearing the fault code, enter the menu as shown below, select the type as needed. Here select [Type 2 – Channel 060]. The operation steps for [Type 4 – Channel 124] are similar.
6. The execution interface is as below. When the value of "Throttle valve adaption, result" changes from "Running" to "Finished correctly", the throttle learning function is finished and will return.
7. After return, turn off the ignition and save the adaptation value. The throttle learning is finished correctly.
