Why is the OBD2 port pinout not communicating?
Thanx in advance. Here is is the OBD2 port pinout, a bad ground will prevent communication, pin 5 is a ground. See if it has a good ground. Key off and use a good 10 megaohm impedance ohmmeter to test the pin 5 to ground. If no ground the circuit is broken somewhere between the OBD2 connector and the PCM
How many pins does an OBD connector need?
In order to save you time, we have made available (for free) the information uploaded by our community of tens of thousands of users. Since the implementation of the OBD standard, each vehicle has a standard 16-pin connector, as described on our OBD presentation page.
Why is my OBD2 not getting power?
Check your fuses. Look for the one labeled “accessory”, “ACC”, “CIG”, etc. on the label on the fusebox lid. If you aren’t getting power at the port (easy to test with your multimeter), the fuse is likely the issue. If you ARE getting power, then options are: Break in the harness between the OBD2 connector and the ECU.
Is the OBD2 scanner not communicating with the vehicle?
OBD II Scanner refuses to communicate with the vehicle! the BCM will kill the obd2 port. probe off the diagram and I bet BCM controls the ground like it does on fog lights, windows, and gauges. Thanks for contributing an answer to Motor Vehicle Maintenance & Repair Stack Exchange! Please be sure to answer the question.
How to find the OBD II OBD2 port on any car?
The port on the car it typically black or white. If you are having a difficult time locating the OBD II port use the OBDII port locator here. Locating the OBD-II port on your car is easy. In order to troubleshoot your car, you will need a diagnostic scanner. Here is the list of the best-selling OBD-II scanners that you can use.
In order to save you time, we have made available (for free) the information uploaded by our community of tens of thousands of users. Since the implementation of the OBD standard, each vehicle has a standard 16-pin connector, as described on our OBD presentation page.
What kind of scanner do I need for OBD2?
Any of these top rated scanners on Amazon will work: OBDii OBD2 scanner read reset. If you need to reset the SRS, Airbag, ABS, Transmission and the rest of control units on your Mercedes-Benz, you will need a more advanced scanner such as the Launch Creader Viii.
Where is the diagnostic port in a car?
The norm states that the port must be located inside the vehicle passenger compartment. Depending on the make and model, it may or may not be easy to locate. To diagnose your vehicle yourself, download our EOBD-Facile car diagnostic software. make a diagnostic.
Can a Mazda MPV not communicate with OBD2?
I once worked on a Mazda MPV with a similar problem. OBD II Scanner refuses to communicate with the vehicle! the BCM will kill the obd2 port. probe off the diagram and I bet BCM controls the ground like it does on fog lights, windows, and gauges.
What to do if the OBD II scanner doesn’t communicate with the vehicle?
What to do if the OBD II scanner doesn’t communicate with the vehicle. TEST 1: Connect the positive DMM lead to DLC pin 4 and the negative DMM lead to the negative battery terminal, using jumper wires if necessary. Do not connect to the body or chassis ground but to the battery terminal directly.
Why is my OBD2 probe not making contact?
One of the pins in the connector is pushed back into the housing, or bent out of shape, so far that your tool’s OBD2 cable can’t make contact. This is easy to do with a probe if you’re not careful. Your probe will make easier contact than the diagnostic cable (or module or whatever) since you can wiggle it around.
Where is the OBD2 port in my Mazda 2?
Where is the OBD2 port in my Mazda Mazda 2 (2002 – 2007) All vehicles are equipped with an OBD port to which you can connect your klavkarr diagnostic case. Sometimes, the most difficult thing is to find this port! In order to save you time, we have made available (for free) the information uploaded by our community of tens of thousands of users.
What is the trouble code on a Mazda 3?
Follow scan tool manufacturer’s operating instructions to access the Diagnostic Trouble Codes (DTC’s). Remember, these are manufacturer specific codes only. Refer to our Generic OBD II code list for definitions on all other Mazda diagnostic trouble codes. Manufacturer Specific Codes P1000OBD II Monitor Testing Not Completed
Where to find check engine light code on Mazda?
When retrieving Mazda check engine light codes with an OBD II scan tool, proceed as follows: 1. Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2. Turn the ignition on. 3.