How to turn off Tiguan L start and stop
Recently, how to turn off the automatic start-stop function of the Volkswagen Tiguan L has become a hot topic among car owners. Many car owners have reported that this feature frequently starts the engine on congested roads, affecting the driving experience. This article will analyze in detail how to turn off the Tiguan L's automatic start-stop function, and attach the hot car topic data on the Internet in the past 10 days for reference.
1. Tiguan L automatic start-stop shutdown steps
1.Manual shutdown method: After starting the vehicle, find the circular arrow button with the letter "A" on the left side of the shift lever (as shown in the picture below). Press it to temporarily turn off the function. Repeat the operation every time you start it.
2.Permanent shutdown plan: ECU parameters need to be modified through ODIS engineer software. It is recommended to be operated by professional technicians, which involves the following code modifications:
| module | Original parameters | Modify value |
|---|---|---|
| engine control unit | Start_Stop_Activation | Change to "Not activated" |
| central electrical system | AUTO_HOLD_FUNCTION | Turn off related functions |
2. User FAQs
| question | solution |
|---|---|
| Automatically restore after shutdown | The system will be forcibly enabled when the battery voltage is lower than 12V |
| Buttons don’t respond | Check whether fuse F23 (15A) is blown |
| Instrument prompts fault | Need to use VCDS to detect fault codes |
3. Top 5 hot automotive topics on the Internet (last 10 days)
| Ranking | topic | search volume | platform |
|---|---|---|---|
| 1 | New energy vehicle subsidy policy | 24.5 million | Weibo/Understanding Car Emperor |
| 2 | Tesla FSD enters China | 18.8 million | Zhihu/Car Home |
| 3 | Ideal L6 delivery delayed | 12 million | Douyin/car fans |
| 4 | BYD fifth generation DM technology | 9.8 million | Station B/Yiche |
| 5 | Controversy over Tiguan L Pro launch | 7.5 million | Today's headlines/Understanding Car Emperor |
4. Description of technical principles
Tiguan L’s automatic start-stop system relies on multiple sensors working together:
| sensor | function | Trigger condition |
|---|---|---|
| brake vacuum sensor | Check brake assist | Disabled for pressure <50kPa |
| Air conditioning pressure sensor | Monitor cooling needs | Disabled when temperature difference >4℃ |
| Steering wheel angle sensor | Identify steering operations | Disabled when the rotation angle is >90° |
5. Things to note
1. Turning off the start-stop system for a long time may shorten the battery life by 20-30%
2. When driving through water, it must be shut down manually to avoid damage to the engine when started again.
3. 2023 and later models need to cancel the "Smart Energy Saving" option in the vehicle system-vehicle settings.
It is recommended that car owners use this function flexibly according to actual road conditions. It can be temporarily closed on congested urban sections and turned on on smooth sections to save about 8-15% of fuel consumption. If you need to permanently close it, you must go to the 4S store for professional debugging to avoid affecting the vehicle warranty rights.
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