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SEF267Y Heated oxygen sensor 1 (front) 1) Start engine and warm it up to normal operating tem- perature. 2) Select “MANU TRIG” and “HI SPEED” in “DATA MONI- TOR” mode with CONSULT-II, and select “HO2S1 (B1) 3) Hold engine speed at 2,000 rpm under no load during the following steps. 4) Touch “RECORD” on CONSULT-II screen. I “HO2S1 MNTR (B1) (B2)” in “DATA MONITOR” mode cycle 1 2 3 4 5 HO2S1 MNTR (B1) R-L-R-L-R-L-R-L-R-L-R R = “HO2S1 MNTR (B1) (B2)”, “RICH” I “HO2S1 (B1) (B2)” voltage goes above 0.6V at least I “HO2S1 (B1) (B2)” voltage goes below 0.30V at least 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- SEF978Z SEF353WA ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ OR ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ 1) Start engine and warm it up to normal operating tem- perature. 2) Set voltmeter probes between ECM terminal q 82 (B2), q 83 (B1) (sensor signal) and ground. 3) Check the following with engine speed held at 2,000 rpm constant under no load. I Malfunction indicator lamp goes on more than 5 times I The maximum voltage is over 0.6V at least one time. I The minimum voltage is below 0.30V at least one time. GI MA EM LC FE AT PD FA RA BR ST RS BT HA EL IDX TROUBLE DIAGNOSIS FOR DTC P0132 (B1), P0152 (B2) Heated Oxygen Sensor 1 (Front) (P0132: Bank EC-185 |