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FLA -150 FUEL SYSTEM NO ▶ Repair open in HO2S(B2/S2) heater control circuit and go to "Verifiction of Vehicle Repair" procedure. COMPONENT INSPECTION E31E12EC 1. Check HO2S(B2/S2) Heater resistance 1) IG "OFF" and disconnect HO2S(B2/S2) connector 2) Measure resistance between terminal 3 and 4 of HO2S(B2/S2)(Component Side) SPECIFICATION : Heater Resistance (Ω ) 3.0 ~ 4.0Ω [21℃(69.8℉)] 1. HO2S(B2/S2) Signal 2. Sensor Ground C91-4 2 1 4 3 SCMF16180L 3) Is the measured resistance within specification ? YES ▶ Substitute with a known - good PCM and check for proper operation. NOTE There is a memory reset function on scantool that can erase optional parts automatically detected and memorized NO ▶ Substitute with a known - good HO2S(B2/S2) and check for proper operation. VERIFICATION OF VEHICLE REPAIR ED007C94 Refer to DTC P0056. |