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OBD-II Stands For Second Generation On-Board Diagnostics Codes
Diesel Common Check Engine Light Diagnostic Trouble Codes
What was OBD I?
So, On-Board Diagnostic I (OBD I) was California’s first OBD regulation; which required manufacturers to monitor some of the emission control components on vehicles. Required starting with the 1988 model year, OBD I systems were not fully effective because; they were limited to monitoring only a few of the emission-related components; and the monitors were not calibrated to a specific level of emission performance.
What is OBD II?
So, 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. Also, If a problem or malfunction is detected; the OBD II system illuminates a warning light on the vehicle instrument panel to alert the driver. This warning light will typically display the phrase “Check Engine” or “Service Engine Soon;” and will often include an engine symbol. The system will also store important information about any detected malfunction. So, that a repair technician can accurately find and fix the problem.
What should I do if the warning light comes on?
Consequently, There are many different problems that can cause the light to illuminate. So, it is hard to generalize how severe a problem may be. However, the problem will often cause a noticeable effect on fuel economy, performance, or the driveability of your vehicle. Additionally, there are certain malfunctions that can cause the warning light to blink. Finally, This indicates that a malfunction is occurring that could be damaging your catalytic converter.
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