I just use 12 for an example. Its gonna flash then its gonna flash flash
BTW where did you came up code 12 being the fuel pump relay look below
Read the flashes and comback with it. See below for your codes
Diagnostic Trouble Codes - 1993
12 Engine RPM Signal.
13 Engine RPM Signal.
14 Ignition Signal.
16 ECT Control Signal.
21 Oxygen Sensor (OS) Signal.
22 Water Temperature Sensor (THW) Signal.
24 Intake Air Temperature Sensor (THA) Signal.
25 Air/Fuel ratio lean.
26 Air/Fuel ratio rich.
27 Sub-oxygen sensor signal.
28 Main Oxygen Sensor (OS) Signal.
31 Air Flow Meter Signal.
32 Air Flow Meter Signal.
41 Throttle Position Sensor (TPS).
42 Vehicle Speed Sensor (VSS) Signal.
43 Starter Circuit Signal.
51 Switch Condition Signal.
52 Knock Control Signal.
71 EGR system malfunction.
Saturday, November 17th, 2007 AT 1:14 AM