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Look under the dash board near steering column
I would check your battery to make sure it is holding a good charge. If it is getting weak, it may not let you retrieve any codes. Try hooking a charger to it 15 minutes before plugging the scanner in. I hope your ECM is ok. Good luck ......
diagnostic connecter 1995 dodge truckThe diagnostic trouble codes on all models can be extracted from the Powertrain Control Module (PCM) using the (OBD-1) scan tool. The connector is along the wiring harness under the hood, on the firewall on the passenger side.
The data link connector is under the dash on the driver side.
A full listing of diagnostic codes can be obtained from most General Motors dealerships. The Chevy Lumina has more than 500 diagnostic codes.
The average Nissan automobile has more than 400 diagnostic troubleshooting codes. You can obtain a complete list of diagnostic codes from most Nissan dealerships.
Diagnostic Trouble Codes.
you don't need that turn your key forward and back three times and on the forth leave the key forward watch where your miles are it will give you your codes. Chrysler has whats known as on board diagnostics . don't need obd!
An OBD2 code reader is used by locating the connector under the dash and attaching it to the vehicle. It then reads the diagnostic codes of the engine which can be read or deleted using the control pad.
The DLC (Diagnostic Link Connector) is the multi-pin diagnostic connection port for automobiles and trucks used to interface a scan tool with the control modules. The OBD-II DLC (post-1996 vehicles) is usually located under the instrument panel on the driver side.
They weren't designed to be compatible with a simple OBD2 scanner... you'll need someone with the Insite program and appropriate diagnostic connector to read codes.
The diagnostic trouble codes on all models can be extracted from the Powertrain Control Module (PCM) using the (OBD-1) scan tool. The connector is along the wiring harness under the hood, on the firewall on the passenger side.