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EC-350 < DTC/CIRCUIT DIAGNOSIS > [MR18DE] P1554 BATTERY CURRENT SENSOR 2. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 10. NO >> Repair open circuit, short to ground or short to power in harness or connectors. 10. CHECK BATTERY CURRENT SENSOR EC-350, "Component Inspection" Is the inspection result normal? YES >> GO TO 11. NO >> Replace battery negative cable assembly. 11. CHECK INTERMITTENT INCIDENT GI-40, "Intermittent Incident" >> INSPECTION END Component Inspection INFOID:0000000009947475 1. CHECK BATTERY CURRENT SENSOR 1. Turn ignition switch OFF. 2. Reconnect harness connectors disconnected. 3. Disconnect battery negative cable. 4. Install jumper cable (A) between battery negative terminal and 5. Turn ignition switch ON. 6. Check the voltage between ECM harness connector and Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to . Is the inspection result normal? YES >> INSPECTION END NO >> Replace battery negative cable assembly. Battery current sensor ECM Continuity Connector Terminal Connector Terminal F53 3 F8 57 Existed 1 : Battery negative terminal : To body ground JMBIA2313ZZ ECM Voltage Connector + - Terminal Terminal F8 57 (Battery current sensor signal) 64 Approx. 2.5 V |