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DTC P0037, P0038, P0057, P0058 HO2S2 HEATER EC-719 [VG33E] C D E F G H I J K L M A EC 1. Check resistance between HO2S2 terminals 2 and 3. 2. Check continuity. 3. If NG, replace heated oxygen sensor 2. CAUTION: ● Discard any heated oxygen sensor which has been dropped ● Before installing new oxygen sensor, clean exhaust system Removal and Installation UBS00DG1 HEATED OXYGEN SENSOR 2 Refer to . Resistance: 2.3 - 4.3 Ω at 25°C (77°F) Terminal No. Continuity 1 and 2, 3, 4 No 4 and 1, 2, 3 SEF716W |