Can you drive with OBD plugged in?

It's completely safe to leave an OBD2 scanner tool plugged in while driving. In fact, it's important to have your car running while you diagnose an engine code to avoid damaging the scanning software.
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Does car have to be running to use OBD2 Scanner?

Always turn the ignition on or have the car running according to the instructions in the manual. Failure to do this might corrupt the scanning software. It's also very important that you drive around with the manual for the specific scanner model that you're using.
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Do OBD readers drain battery?

Battery Drain

So a poorly designed OBD device, when left plugged into the OBD port, might completely drain your battery. Worse still, if a device is not carefully designed, it can turn on your ECU even while the car is not running, draining your battery even faster.
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Can an OBD scanner hurt your car?

That's not to say you shouldn't approach this with caution, as you can still do some lasting damage, for example, setting the ignition timing so far advanced that it causes detonation, which can destroy the engine. Stick to graphical apps and the retail OBD readers are very safe.
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Can you plug in code reader while engine is running?

There should be no issue using your code reader and checking DTCs with the engine started. I've done this many times with multiple different readers without ever having an issue with the vehicle I'm reading of the reader itself. One of the things most code readers do today is check live data.
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Can you drive with OBD plugged in?



Does OBD void warranty?

1. Does using the OBD void the dealer warranty? Legally yes you do void the warranty but in most of europe and US it appears they can only void the part you have touched, for example if you re configured your radio they still have to sort out engine problems.
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What can OBD2 tell you?

Auto technicians and owners use an OBD-II scanner device to understand the data the system gathers. It can provide data about your car's air temperature, coolant, crankshaft and camshaft, position, road speed, and throttle as well as engine RPM.
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What does OBD stand for?

OBD II is an acronym for On-Board Diagnostic II, the second generation of on-board self-diagnostic equipment requirements for light- and medium-duty California vehicles.
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Is the OBD2 port always powered?

So yes, the OBD port's power pin (battery positive 16): MUST be unswitched (always connected to battery power)
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How do I remove code reader from my car?

here's how to clear that pesky check engine light with a scanner:
  1. Grab the scanner and connect the interface cable or device to the OBD2 port in your vehicle. ...
  2. Turn the ignition to ON. ...
  3. Press the READ button in the scan tool. ...
  4. Press the ERASE button on the scanner to clear the trouble code.
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Are OBD trackers worth it?

One of the biggest advantages of the OBD GPS tracker systems is their ability to communicate with various vehicle subsystems. This can provide a range of different types of information on the vehicle and communicate it back to the owner.
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Is it worth buying a car diagnostic tool?

OBD2 Scanners Aren't Just For Mechanics

Thanks in part to the world wide web, and the almost unlimited amount of information available, OBD2 scanners make it possible for almost anyone to diagnose their vehicle's problems within minutes. Thanks to this, they're an essential tool for any car owner.
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Can you leave Veepeak OBD plugged in?

Can I leave the device plugged in all the time? Normally you can leave it plugged in if you are driving the vehicle frequently. However, it's always recommended to unplug the OBD2 device when it's not in use.
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Can you leave blue driver plugged in?

Can you leave BlueDriver plugged in? You can leave the BlueDriver plugged in as you drive, and the device even features a live data mode that allows you to monitor specific systems (depending on your vehicle). Some users have complained the data refresh rate for this feature is somewhat slow, however.
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What is the difference between OBD and OBD2?

OBD2 refers to the second generation of the onboard diagnostic system. OBD or onboard diagnostics is the system in a car that controls and monitors all the important control devices, offering data access with the appropriate hardware and software.
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How many OBD ports does a car have?

If you purchased a car after 1996, chances are it has an OBD-II (Onboard diagnostics II) port. Every car or truck on the road manufactured after 1996 is legally mandated to have one installed.
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How does an OBD work?

OBD stands for On-Board Diagnostics and is a computer system inside of a vehicle that tracks and regulates a car's performance. This on-board computer system collects information from the network of sensors inside the vehicle, which the system can then use to regulate car systems or alert the user to problems.
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What type of OBD is my car?

The first method is to check under the hood, literally. Under the hood, there should be a sticker that clearly defines the type of OBD your vehicle has. The second method is merely to know what year your vehicle was manufactured. If your car was made before 1996, it uses OBD1.
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Why do we need OBD?

OBD stands for On-Board Diagnostic. It's the standardized system that allows external electronics to interface with a car's computer system. It has become more important as cars have become increasingly computerized, and software has become the key to fixing many problems and unlocking performance.
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CAN OBD2 erase codes?

The OBD2 scanner can be used to troubleshoot automotive service codes, as well as to clear the codes.
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Does chipping car void warranty?

Will a Performance Chip void the vehicle warranty? Performance chips are safe for your vehicle's warranty, protected by law under the Magnuson-Moss Warranty Act. The vehicle manufacturer cannot simply void your entire vehicle's warranty due to aftermarket accessories.
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Is there more than one OBD?

Easy answer: One at a time

The OBD-II port can't be split or have a hub like USB. It's just not designed for that sort of thing. The OBD-II system was originally designed for mechanics to connect to a car's computer, and nothing else.
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What will void a warranty?

The warranty period has expired. The defect or part is not covered. The product failure is due to misuse or lack of proper maintenance. You have made significant alterations to the product, affecting its performance.
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