What does M mean on code reader?
IAT – Intake Air Temperature. IC – Ignition Control. I/M – Inspection/Maintenance.
What does the OBD II Mil code start with?
Generic OBD II codes all start with “P0” while the OEM enhanced codes all start with a “P1.” Enhanced codes are often vehicle specific, and may not be readable with some code readers or scan tools. In other words, it may require OEM scanner or a dealer scan tool to read the enhanced codes.
What does a malfunction indicator light on OBD2 mean?
This light, in the OBD2 standard language, is also called a malfunction indicator light (MIL). When that light is on it means there is a certain sensor in the car that has sent an error message to the powertrain control module (PCM) which it can’t decode.
How do you connect an OBD2 reader to a car?
Connect the OBD2 reader to your car. Locate the 16-pin female connector inside your car, which is most likely in the foot well of the driver’s side. Link the code reader to the connector with the adapter cable. Wait for the reader to initialize. The code reader will check your car’s computer to find out what protocol to use and then connect.
When to turn OBD 2 scanner for I / m readiness?
You should then turn the OBD 2 scanner again for I/M readiness. This is important because in the event that your car goes for an inspection at the DMV or an independent station, the technician will normally test for I/M readiness using their own scan tool. You certainly won’t get a sticker if your car fails to pass the test.
When to turn off the OBD2 Mil light?
The OBD2 system can turn the MIL off automatically if the conditions for the problem stop to exist. After evaluating a system or component for three consecutive times without detecting the problem, the light can be turned off. But, usually the light remains on. What are the next steps?
This light, in the OBD2 standard language, is also called a malfunction indicator light (MIL). When that light is on it means there is a certain sensor in the car that has sent an error message to the powertrain control module (PCM) which it can’t decode.
You should then turn the OBD 2 scanner again for I/M readiness. This is important because in the event that your car goes for an inspection at the DMV or an independent station, the technician will normally test for I/M readiness using their own scan tool. You certainly won’t get a sticker if your car fails to pass the test.
What does a pending code on an OBD mean?
Pending codes mean that the OBD-II monitoring system has failed the operation of an emission control system at least once and if it fails again the Check Engine Light will be turned on and the malfunction becomes an Active code. Part 2