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ASCD BRAKE/STOP LAMP SWITCH CHECK =NBEL0218S04 1 CHECK ASCD BRAKE SWITCH CIRCUIT 1. Disconnect ASCD control unit harness connector. SEL258WD OK or NG OK © GO TO 2. NG © Check the following. I ASCD brake switch I Park/neutral position switch I Park/neutral position relay I Harness for open or short 2 CHECK STOP LAMP SWITCH CIRCUIT 1. Disconnect ASCD control unit harness connector. SEL259WB Refer to wiring diagram in EL-226. OK or NG OK © ASCD brake/stop lamp switch is OK. NG © Check the following. I 10A fuse [No. 14, located in the fuse block (J/B)] I Harness for open or short between ASCD control unit and stop lamp switch I Harness for open or short between fuse and stop lamp switch I Stop lamp switch GI MA EM LC EC FE AT TF PD AX SU BR ST RS BT HA SC IDX AUTOMATIC SPEED CONTROL DEVICE (ASCD) Trouble Diagnoses (Cont’d) EL-233 |