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DTC P1220 FUEL PUMP CONTROL MODULE (FPCM) EC-513 [VQ35DE] C D E F G H I J K L M A EC Specification data are reference values and are measured between each terminal and ground. CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam- Diagnostic Procedure NBS0053F 1. CHECK GROUND CONNECTIONS 1. Turn ignition switch OFF. 2. Loosen and retighten two ground screws on the body. OK or NG OK >> GO TO 2. NG >> Repair or replace ground connections. TER- MINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage) 38 G/R Fuel pump control module [When cranking engine] Approximately 0V [Engine is running] ● Warm-up condition ● Idle speed 4 - 6V 39 B/R Fuel pump control module [When cranking engine] 0 - 0.5V [Engine is running] ● Warm-up condition ● Idle speed 8 - 12V 113 GR Fuel pump relay [Ignition switch: ON] ● For 1 second after turning ignition switch ON [Engine is running] 0 - 1.5V [Ignition switch: ON] ● More than 1 second after turning ignition BATTERY VOLTAGE 1. Body ground M70 2. Body ground M16 PBIB2782E |