PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE:
When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the some systems after the cable is reconnected.
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If the auxiliary battery has been discharged and
DESCRIPTION The fuel pump circuit consists of the ECM, fuel pump and fuel pump control ECU assembly (which operates the fuel pump). Based on the engine output, the ECM determines the fuel pump speed. The speed is then converted to a duty signal and sent to the fuel pump control ECU assembly. Based o