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P0132, P0152 A/F SENSOR 1 EC-209 < DTC/CIRCUIT DIAGNOSIS > [VQ35HR] C D E F G H I J K L M A EC N P O • 15 A fuse (No. 46) >> Repair or replace harness or connectors. 4. CHECK A/F SENSOR 1 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check the continuity between A/F sensor 1 harness connector and ECM harness connector. 4. Check the continuity between A/F sensor 1 harness connector or ECM harness connector and ground. 5. Also check harness for short to power. Is the inspection result normal? YES >> GO TO 5. NO >> Repair open circuit, short to ground or short to power in harness or connectors. 5. CHECK INTERMITTENT INCIDENT Perform GI-36, "Intermittent Incident" . Is the inspection result normal? YES >> GO TO 6. NO >> Repair or replace malfunctioning part. 6. REPLACE A/F SENSOR 1 Replace malfunctioning A/F sensor 1. CAUTION: • Discard any A/F sensor which has been dropped from a height of more than 0.5 m (19.7 in) onto a hard surface such as a concrete floor; use a new one. • Before installing new A/F sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner [commercial service tool (J-43897-18 or J-43897-12)] and approved anti-seize lubricant >> INSPECTION END DTC A/F sensor 1 ECM Continuity Bank Connector Terminal Connector Terminal P0132 1 F3 1 F102 57 Existed 2 61 P0152 2 F20 1 65 2 66 DTC A/F sensor 1 ECM Ground Continuity Bank Connector Terminal Connector Terminal P0132 1 F3 1 F102 57 Ground Not existed 2 61 P0152 2 F20 1 65 2 66 |