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P1553 BATTERY CURRENT SENSOR EC-465 < DTC/CIRCUIT DIAGNOSIS > [MR FOR NISMO RS MODELS] C D E F G H I J K L M A EC N P O 2. Also check harness for short to ground and to power. YES >> GO TO 5. NO >> Repair or replace error-detected parts 5. CHECK BATTERY CURRENT SENSOR Check the battery current sensor. Refer to EC-459, "Component Inspection" . Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-45, "Intermittent Incident" . NO >> Replace battery negative cable assembly. Refer to Component Inspection INFOID:0000000012198017 1. CHECK BATTERY CURRENT SENSOR 1. Turn ignition switch OFF. 2. Reconnect harness connectors disconnected. 3. Disconnect battery negative cable. 4. Install jumper cable between battery negative terminal and body ground. 5. Turn ignition switch ON. 6. Check the voltage between ECM harness connector and ground. Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to PG-97, "How to Handle Battery" . Is the inspection result normal? YES >> INSPECTION END NO >> Replace battery negative cable assembly. Refer to + − Continuity Battery current sensor ECM Connector Terminal Connector Terminal F52 4 F26 80 Existed JPBIA3286ZZ ECM Voltage (Approx.) Connector + - Terminal F26 80 87 2.5 V |