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SEF648Y SEF011X Without CONSULT-II 1) Start engine and warm it up to normal operating temperature. 2) Set voltmeter probes between ECM terminal 62 [Heated oxy- 3) Check the following with engine speed held at 2,000 rpm con- I The voltage fluctuates between 0 to 0.3V and 0.6 to 1.0V more → 0.6 - 1.0V → 0 - 0.3V 2 times: 0 - 0.3V → 0.6 - 1.0V → 0 - 0.3V → 0.6 - 1.0V → 0 - 0.3V I The maximum voltage is over 0.6V at least one time. I The minimum voltage is below 0.3V at least one time. I The voltage never exceeds 1.0V. CAUTION: I Discard any heated oxygen sensor which has been I Before installing new oxygen sensor, clean exhaust sys- GI MA EM LC FE CL MT AT AX SU BR ST RS BT HA SC EL IDX DTC P0134 HEATED OXYGEN SENSOR 1 (FRONT) (HIGH VOLTAGE) Component Inspection (Cont’d) EC-231 |