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P1553 BATTERY CURRENT SENSOR EC-855 < DTC/CIRCUIT DIAGNOSIS > [VQ40DE FOR USA AND CANADA] C D E F G H I J K L M A EC N P O • Harness for open or short between battery current sensor and ECM >> Repair open circuit or short to ground or short to power in harness or connectors. 8. CHECK BATTERY CURRENT SENSOR EC-855, "Component Inspection" OK or NG OK >> GO TO 9. NG >> Replace battery negative cable assembly. 9. CHECK INTERMITTENT INCIDENT GI-42, "Intermittent Incident" . >> INSPECTION END Component Inspection INFOID:0000000009481547 BATTERY CURRENT SENSOR 1. Reconnect harness connectors disconnected. ground. 4. Turn ignition switch ON. 5. Check voltage between ECM terminal 66 (battery current sensor signal) and ground. 6. If NG, replace battery negative cable assembly. BBIA0588E Voltage: Approximately 2.5V |