Federal Spec. Vehicles

Data Trouble Code No.12 - G, Ne Signal Circuit No. 1

Detecting Condition

No NE Signal to Engine Control Module within 2 seconds or more after cranking.
or
No G Signal to Engine Control Module for 3 seconds or more with engine speed between 600 rpm and 4,000 rpm.

Trouble Area

- Open or short in NE, G circuit.
- Distributor.
- Open or short in STA circuit.
- Engine Control Module

Malfunction Indicator Lamp

Normal Mode On
Test Mode N.A.