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SEC902C Overall Function Check NHEC0893 Use this procedure to check the overall function of the heated oxy- WITH GST NHEC0893S01 1) Start engine and warm it up to normal operating temperature. 2) Set voltmeter probes between ECM terminal 91 (HO2S1 bank 3) Check the following with engine speed held at 2,000 rpm con- I The voltage does not remain in the range of 0.2 - 0.4V. 4) If NG, go to “Diagnostic Procedure”, EC-252. GI MA EM LC FE AT AX SU BR ST RS BT HA SC EL IDX DTC P0134, P0154 HO2S1 Overall Function Check EC-249 |