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According to Haynes Repair manual, fault code 12 (1 flash, pause, 2 flashes from check engine light) means 'Memory standby power lost'.
In other words, the battery has been disconnected recently. Not usually indicative of a problem, unless your battery hasn't been disconnected recently. Then you might want to look for a short between the battery and the engine control module.
What else can I help you with?
What does a diagnostic code 41 on a 1990 dodge Dakota mean?
charging system excess or lack of field current
What does a diagnostic code 3 on a Dodge Dakota 1992 mean?
Nothing. All of the diagnostic codes consist of 2 digits. 'Code 3' must be incomplete.
What does code 44 mean on a 1991 dodge dakota?
Diagnostic code 44 means: Battery temperature sensor voltage out of range.
What does diagnostic code 16 mean on a Dodge Dakota 5.2 motor?
Fault code 16 means: Loss of battery voltage.
What does a diagnostic code 27 on a Dodge Dakota 1992 mean if it is not on continuously?
Check tht injector wiring harness for loose and corroded connections.
What does diagnostic code P0720 on a 99 Dodge Dakota 5.2 liter mean?
Trouble code P0720 means:Output speed sensor circuit malfunction
Why is a 1997 Dodge Dakota leaking from air conditioner system?
If you mean leaking water in the car then the drain is probably stopped up.
What does a diagnostic code 2 on a Dodge Dakota 1992 mean?
Codes on a 1992 should be 2 digit in length.Codes on a 1992 should be 2 digit in length.
What does a diagnostic code 6 on a Dodge Dakota 1992 mean?
Codes on a 1992 should be 2 digit in length.Codes on a 1992 should be 2 digit in length.
What do the dashboard warning lights mean in a dodge Dakota?
There are many types of warning lights on the Dodge Dakota. In order to know what a specific light means we need to know which light it is and what year the Dakota is. 2000
What does diagnostic code P1775 mean on a 1997 Chrysler van?
I have a 97 Dodge and I'm getting the same code which means "solenoid switch valve latched in TCC position" Tryin' to figure it out myself!
How do you reset the maintenance required light on a 1993 dodge Dakota?
What do the REQD light mean on my dashboard of my 1993 Dodge Dakota 3.9L Truck
