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3 CHECK GROUND CIRCUIT FOR ICC UNIT 1. Turn ignition switch OFF. SKIA1174E Continuity should exist. OK or NG OK 䊳 After replacing ICC unit, erase DTC, and perform ICC system running test. Then perform NG 䊳 쐌 Repair ICC unit ground harness. 쐌 After repair, erase DTC and perform ICC system running test. Then, perform self-diag- DTC 41 VHCL SPEED SE CIRC NBEL0468S05 1 CHECK CONNECTOR FOR ICC UNIT 1. Turn ignition switch OFF. ICC system again. OK or NG NG 䊳 GO TO 2. OK 䊳 쐌 Poor connection 쐌 Check connector. (Check connector housing for disconnected, loose, bent, and col- 2 CHECK SPEEDOMETER OPERATION Does speedometer operate normally? Yes 䊳 GO TO 3. No 䊳 Check speedometer and ABS actuator and electric unit. GI MA EM LC EC FE AT TF PD AX SU BR ST RS BT HA SC IDX INTELLIGENT CRUISE CONTROL (ICC) SYSTEM Trouble Diagnosis For Self-diagnostic Items (Cont’d) EL-325 |