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Component Inspection NCEC0143 HEATED OXYGEN SENSOR 1 (FRONT) HEATER NCEC0143S01 Check resistance between terminals 3 and 1. Resistance: 2.3 - 4.3 Ω at 25°C (77°F) Check continuity between terminals 2 and 1, 3 and 2. Continuity should not exist. If NG, replace the heated oxygen sensor 1 (front). CAUTION: Discard any heated oxygen sensor which has been dropped 4 CHECK HEATED OXYGEN SENSOR 1 (FRONT) HEATER Refer to “Component Inspection”, EC-SR-179. OK or NG OK © GO TO 5. NG © Replace heated oxygen sensor 1 (front). 5 CHECK INTERMITTENT INCIDENT Perform “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-SR-114. © INSPECTION END SEF026X DISCONNECT DTC P0135 HEATED OXYGEN SENSOR 1 (FRONT) HEATER SR20DE Component Inspection EC-179 |