Quote:
Originally Posted by Funracer
Pin 2 to O2 sensor. .2 ohms
5 GRND. .2
7 to 15C switch. .3 ohms
8 to OXS relay. .4
12 ECU to AEC and 15C switch .1
14 ECU to AEC. .1
15 ECU to FV to OXS relay. 2.8 ohms
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Pins 12 & 14 each need to be checked for being grounded, i.e. one lead of the ohmmeter on one pin
and the other lead touched to the chassis. Those pins go to the enrichment relay (AEC) & MUST not be
grounded! You should also disconnect the AEC with the engine running and check the the duty cycle.