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DIAGNOSIS TSB Revision KEYLESS OPERATION SYSTEM (KOS) 42B-107 (6) Check the wiring harness between outside transmitter antenna assembly (trunk lid) connector F-20 (terminal No.3) OK: No continuity Q: Is the wiring harness between each inside and outside antenna and the ground in good condition? − ground.] : Repair the wiring harness between outside transmitter NO [outside transmitter antenna assembly (passenger's − ground.] : Repair the wiring harness between outside transmitter NO [inside transmitter antenna assembly (front) − ground.] : Repair the wiring harness between inside transmitter antenna NO [inside transmitter antenna assembly (rear) − ground.] : Repair the wiring harness between inside transmitter antenna NO [outside transmitter antenna assembly (trunk lid) − ground.] : Repair the wiring harness between outside transmitter antenna STEP 5. Check whether the diagnostic trouble code is ON position. (3) Check if the DTC is set. YES : Replace KOS-ECU and register the ID codes (Refer to NO : The diagnosis is complete. AC709707IK Harness side: F-20 |