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DTC P1553 BATTERY CURRENT SENSOR EC-541 [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- *: Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to SC-5, "SPECIFIC GRAVITY CHECK" Diagnostic Procedure NBS0054A 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) 49 B/Y Sensor power supply [Ignition switch: ON] Approximately 5V 67 B/W Sensor ground [Engine is running] ● Warm-up condition ● Idle speed Approximately 0V 71 L/R Battery current sensor [Engine is running] ● Battery: Fully charged* ● Idle speed Approximately 2.6 - 3.5V 1. Body ground M70 2. Body ground M16 PBIB2782E |