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What is an OBD scanner? OBD stands for "on-board diagnostics." It connects to your car's computer system and can read the internal codes to diagnose problems.
Early versions of OBD would simply illuminate a tell-tale light if a problem was detected, but would not provide any information as to the nature of the problem. Modern OBD implementations use a standardized digital communications port to provide real-time data and diagnostic trouble codes which allow malfunctions within the vehicle to be ...
A challenge to installing a computer in a car is the power supply. Energy is supplied as a nominal 12 VDC in cars or 24 VDC in some trucks. The voltage varies according to whether the engine is on or off since the battery generally delivers 12V, while the generator supplies more. There can be peaks, and at ignition time the supply current drops.
When one of these errors occurs, usually it will turn on the "check engine" light on the dashboard. The PCM is one of potentially several on-board computers, or essentially the "brain" of the engine control system. [1] The primary inputs to the PCM come from many sensors, of different types, that are spread around the car.
A second cyber incident at data provider CDK Global, whose software is used at 15,000 auto dealers, continued to slow operations to a near-standstill Thursday at US and Canada dealerships, the ...
CarComplaints.com was featured in a December 2014 Lifehacker article, Five Best Car Comparison Sites, [5] and also mentioned in several New York Times articles from 2013 to 2015: Ford Windstar Minivans Recalled for a Second Time, [6] Chrysler Owners Sound Off on a Power Defect [7] and Ram Dashboards Cracking.
Hacking into your computer and phone was bad enough, but this take the fear for cyber attacks to a whole new level. Hackers can now take over your car's controls, while you are driving.
Generic powertrain – The generic powertrain pertains to a vehicle's emission system and is the only regulated controller name. Other controllers – All other controller names are decided upon by the individual OEM. The engine controller may have several different names, such as "DME", "Enhanced Powertrain", "PGM-FI" and many others.
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