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2 CHECK ASCD PUMP CIRCUIT 1. Disconnect ASCD control unit harness connector. SEL269WA OK or NG OK © GO TO 3. NG © Repair harness. 3 CHECK ASCD PUMP POWER SUPPLY 1. Jack-up the drive wheels. I Vehicle speed is more than 40 km/h (25 MPH). I Main switch (CRUISE lamp) is ON. I Set/coast switch (SET lamp) is ON. Check voltage between ASCD control unit harness connector terminal 12 and ground. SEL381WA OK or NG OK © ASCD pump power supply is OK. NG © Replace ASCD control unit. GI MA EM LC EC FE CL MT AT AX SU BR ST RS BT HA SC IDX AUTOMATIC SPEED CONTROL DEVICE (ASCD) Trouble Diagnoses (Cont’d) EL-161 |