|
|
5) Maintain the following condition at least 50 consecutive seconds. 6) If 1st trip DTC is detected, go to “DIAGNOSTIC PROCEDURE”, EC-187. SEF353W ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ OR ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ OVERALL FUNCTION CHECK Use this procedure to check the overall function of the closed loop 1) Start engine and warm it up to normal operating tem- perature. 2) Set voltmeter probes between ECM terminals q 82 (RH), q 83 (LH) (sensor) and ground. 3) Check the following with engine speed held at 2,000 rpm constant under no-load. I The voltage should go above 0.70V at least once. ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- OR ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- I The voltage should go below 0.21V at least once. 4) If NG, go to “DIAGNOSTIC PROCEDURE”, EC-187. DIAGNOSTIC PROCEDURE Refer to TROUBLE DIAGNOSIS FOR DTC P0133 (B1), P0153 GI MA EM LC FE AT PD FA RA BR ST RS BT HA EL IDX TROUBLE DIAGNOSIS FOR DTC P1148 (B1), P1168 (B2) Closed Loop Control (P1148: Left bank), EC-389 |