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POWER SUPPLY AND GROUND CIRCUIT CHECK =NHEL0232S03 1 CHECK POWER SUPPLY CIRCUIT FOR ASCD CONTROL UNIT 1. Disconnect ASCD control unit harness connector. SEL256W Refer to wiring diagram in EL-282. Yes © GO TO 2. No © Check the following. I 10A fuse (No. 10 located in the fuse block) I Harness for open or short 2 CHECK GROUND CIRCUIT FOR ASCD CONTROL UNIT Check continuity between ASCD control unit harness connector terminal 17 and body ground. SEL257W Refer to wiring diagram in EL-282. Yes © Power supply and ground circuit is OK. No © Repair harness. GI MA EM LC EC FE AT AX SU BR ST RS BT HA SC IDX AUTOMATIC SPEED CONTROL DEVICE (ASCD) Trouble Diagnoses (Cont’d) EL-289 |