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(s) as described in GROUP 00E, Harness Connector Q:Are the wiring harness between KOS-ECU connector C-102 (terminal No. 21) and lock switch (front door: LH) connector E-23 (terminal No. 1) and lock switch (front door: LH) connector E-23 (terminal No. 2) and ground in good condition? YES: Go to Step 4. NO: The wiring harness may be damaged or the connector (s) may have loose, corroded or damaged terminals, or STEP 4. Lock switch (front door: LH) check. (1) Remove the door outside handle base (Refer to GROUP ZC6000970000 Lock switch Door outside (2) Check continuity when the lock switch (front door: LH) is Switch Terminal Normal value ON 1 - 2 Continuity OFF 1 - 2 Open circuit Q:Is the lock switch (front: LH) normal? YES: Go to Step 5. NO: Replace the door outside handle base. Check that the driver’s door lock switch works normally. STEP 5. KOS communication test Q:Is the check result normal? YES: Go to Step 6. NO: Perform troubleshooting for the diagnostic trouble code No. B240A (Refer to P.42B-18). STEP 6. Check of the troubles. Q:Is the check result normal? YES: Intermittent malfunction is suspected (Refer to GROUP 00, How to Use Troubleshooting/Inspection Service NO: Replace KOS-ECU and register the ID codes (Refer KEYLESS OPERATION SYSTEM (KOS) 42B-127 DIAGNOSIS |