hey guys what do i do if i have a code 12? here is a brief description.
trouble code- code 12
circuit - rpm signal
Diagnosis- No "NE" signal to ECM Within several seconds after engine is cranked or No "G" signal to ECM
two times in succession when engine speed is between 500rpm and 4000rpm.
Trouble area- Distibutor circuit, distributor, Starter signal, Igniter signal cicuit, Igniter, ECM
please help me guys. dont let my celi die. Thanx