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Local Control Units (LCUs)

Turn ignition switch to LOCK position. Disconnect appropriate LCU harness connector. Check for continuity between ground and appropriate terminal at LCU harness connector. See LCU GROUND CIRCUIT CHECK table. See Figure , Figure or Figure . If continuity exists, ground circuit is okay at this time. If continuity does not exist, repair open in Black wire between appropriate LCU and ground.

LCU GROUND CIRCUIT CHECK

LCU No. Terminal No. (Wire Color)
01 (Driver's Door Control Unit) 14 (Black)
02 (Passenger's Door Control Unit) 14 (Black)
03 (Right Rear Door Control Unit) 14 (Black)
04 (Left Rear Door Control Unit) 14 (Black)
05 (Driver's Seat Control Unit) (1) 14 & 15 (Black)
(1) LCU 05 harness connector S3.