CODE 12 - RPM SIGNAL
Code 12 is caused by loss of "NE" or "G" signal from distributor to ECU for at least 2 seconds after starter signal is received at ECU. Ensure starter signal exists at ECU. See TEST 9 OR CODE 43 - STARTER SIGNAL.
Images (Click to enlarge)
Sunday, February 13th, 2011 AT 2:15 PM