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Your OBD II code reader won't work on that vehicle.
An error code P1684 from an OBDII code reader indicates that the battery had recently been disconnected. This is normal if a new battery was installed but can indicate a connection issue or grounding problem.
you can use the yellow obdII cable.
First you must determine what the fault code is. Obtain an OBDII code reader. These can be purchased from most auto parts stores, some will even run this for free. Correct the problem then using the OBDII reader erase the fault code.
An OBDII code reader is the only way, many parts stores will do it for free.
The OBDII port can always be found within a foot of the steering column usually at the bottom or under the dash.
Use an OBDII code reader or a scan tool or try disconnecting the battery for a while.
You must have a code reader to interface with the OBDII data port under the dash.
Sorry, only a scanner can retrieve trouble codes on OBDII vehicles.....
the scanner/code reader needs to be plugged in the obd2 connector to get power if you don't plug it in how can the tool work
CAN=Controller Area Network. The CAN suffex is a set of extended protocols. Simply put the OBDIICAN is more advanced then the standard OBDII reader.
To do this correctly you need an OBDII reader. The reader will read the code and then give you the option to clear it. Most parts stores will have one they can loan you or do it for you.