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SEF153T SEF426Q SEF438U q A CHECK INPUT SIGNAL CIRCUIT. terminal q 93 and terminal q 1 (or fuel pump terminal q 3 ). Continuity should exist. 2. Check harness continuity between ECM terminal q 93 and engine ground. Continuity should not exist. OK E NG Check the following. I Harness connectors F63 , M49 I Harness connectors M4 , B3 I Harness for open or If NG, repair open circuit or CHECK COMPONENT OK E NG Replace dropping resistor. CHECK COMPONENT OK E NG Replace FPCM. Perform “TROUBLE DIAGNOSIS FOR INSPECTION END GI MA EM LC FE AT PD FA RA BR ST RS BT HA EL IDX TROUBLE DIAGNOSIS FOR DTC P1220 Fuel Pump Control Module (FPCM) (Cont’d) H H H H H EC-397 |