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CAN OBD damage car?
Susceptible to Damage Most OBD tracking devices are installed on the driver side of the vehicle, and frequent impact on the device can lead to damage. It’s also easy to spot and one can simply unplug the device during a theft.
Can clearing codes damage your car?
If your main reason for buying an inexpensive scanner is to reset the check-engine light, know this: clearing the code and turning the light off doesn’t mean your issue has gone away. It’s possible that the warning light won’t come back on after you clear the code.
Can you use an OBD2 scanner while the car is running?
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.
Does a car need to be running to read codes?
If your scanner supports it, using it with the engine running will give you a ‘real time’ reading while the vehicle is in operation. no, you just have to have the key ignition in the on position without the car running so it can receive power.
Can a OBDII device mess up the ECU?
2-hours later, after flashing the ECU with the recall “fix,” they say the car won’t start, and they suspect the ECU is dead, implying that my OBDII device is the culprit because it messed up the ECU. My question is, are they correct to say that these OBDII devices can mess up the ECU? To my knowledge, they only read, and cannot write to the ECU.
Are there any OBD2 scanners that support all cars?
I also found that despite obd2 scanners claiming to support all cars, it’s usually not the case. FAct is, few models support manufacturer obd2 codes. Rest are generic obd ii pids. However the obd ii software by TOAD-pro supports lots of obd2 fault code pid’s.
Why did my ECU die on my car?
Some older vehicles have a tendency to throw errors mid update, after which, are unable to complete a recovery process leaving the module useless, therefore requiring replacement. I would suspect that it was the dealer’s system / ecu flash attempt that killed your ecu.
What was the problem with the OBDII port?
The problem is: They found a device connected to your OBDII port which shouldn’t be there, and now blame it, while it will be impossible to find out what really happened. Apart from some “killer commands”, the ECU might have been destroyed electrically. The OBDII-Interface can implement several different data buses with different voltage levels.