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.
Nothing. All of the diagnostic codes consist of 2 digits. 'Code 3' must be incomplete.
Diagnostic code 44 means: Battery temperature sensor voltage out of range.
Fault code 16 means: Loss of battery voltage.
charging system excess or lack of field current
Trouble code P0720 means:Output speed sensor circuit malfunction
Check tht injector wiring harness for loose and corroded connections.
Code 41 is for the alternator not charging properly.
Trouble code P0700 means:Transmission control system malfunction
Trouble code P0304 means:Cylinder 4 misfire detected
Power to the pcm was lost or interrupted.Whenever your battery is disconnected to clear fault codes,code 12 remains in the computers memory,the code is erased automatically after 20-100 key on cycles depending on the year.
Codes on a 1992 should be 2 digit in length.Codes on a 1992 should be 2 digit in length.
Codes on a 1992 should be 2 digit in length.Codes on a 1992 should be 2 digit in length.