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P0139, P0159 HO2S2 EC-837 < DTC/CIRCUIT DIAGNOSIS > [VK50VE] C D E F G H I J K L M A EC N P O 5. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 4. NO >> Repair open circuit, short to ground or short to power in harness or connectors. 4. CHECK HO2S2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Check the continuity between HO2S2 harness connector and ECM harness connector. 2. Check the continuity between HO2S2 harness connector and ground, or ECM harness connector and 3. 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 HEATED OXYGEN SENSOR 2 EC-837, "Component Inspection" Is the inspection result normal? YES >> GO TO 7. NO >> GO TO 6. 6. REPLACE HEATED OXYGEN SENSOR 2 Replace malfunctioning heated oxygen sensor 2. CAUTION: • Discard any heated oxygen 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 oxygen 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 7. CHECK INTERMITTENT INCIDENT GI-36, "Intermittent Incident" . >> INSPECTION END Component Inspection INFOID:0000000005237318 1. INSPECTION START Will CONSULT-III be used? Will CONSULT-III be used? YES >> GO TO 2. NO >> GO TO 3. DTC HO2S2 ECM Continuity Bank Connector Terminal Connector Terminal P0139 1 F87 4 F110 32 Existed P0159 2 F88 4 36 DTC HO2S2 ECM Ground Continuity Bank Connector Terminal Connector Terminal P0139 1 F87 4 F110 32 Ground Not existed P0159 2 F88 4 36 |