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DTC P1144, P1164 HO2S1 EC-1603 [VG33ER] C D E F G H I J K L M A EC DTC Confirmation Procedure UBS00E00 CAUTION: Always drive vehicle at a safe speed. NOTE: ● Always perform at a temperature above −10°C (14°F). ● Before performing the following procedure, confirm that battery voltage is more than 11V at idle. WITH CONSULT-II 1. Start engine and warm it up to normal operating temperature. 2. Stop engine and wait at least 5 seconds. 3. Turn ignition switch ON and select “HO2S1 (B1)/(B2) P1144/ 4. Touch “START”. 5. Start engine and let it idle for at least 3 minutes. NOTE: 6. When the following conditions are met, “TESTING” will be dis- If “TESTING” is not displayed after 5 minutes, retry from 7. Make sure that “OK” is displayed after touching “SELF-DIAG Overall Function Check UBS00E01 Use this procedure to check the overall function of the heated oxygen sensor 1 circuit. During this check, a LEC074A ENG SPEED 1,200 - 2,700 rpm Vehicle speed Less than 100 km/h (62 MPH) B/FUEL SCHDL 2.0 - 14.0 msec Selector lever Suitable position LEC075A LEC058A |