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SEC-92 < COMPONENT DIAGNOSIS > [INTELLIGENT KEY SYSTEM] B261A PUSH-BUTTON IGNITION SWITCH B261A PUSH-BUTTON IGNITION SWITCH Description INFOID:0000000003815032 BCM transmits the change in the power supply position with the push-button ignition switch to IPDM E/R via DTC Logic INFOID:0000000003815033 DTC DETECTION LOGIC NOTE: . • If DTC B261A is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to . DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATION PROCEDURE 1 1. Press push-button ignition switch for 1 second under the following condition. - Selector lever is in the P or N position. - Do not depress brake pedal. 2. Check “Self diagnostic result” with CONSULT-III. Is DTC detected? YES >> Go to NO >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE 2 1. Insert Intelligent Key into the key slot. 2. Press the push-button ignition switch under the following conditions and wait for at least 1 second. - Selector lever is in the P or N position. - Do not depress brake pedal. 3. Check “Self diagnostic result” with CONSULT-III. Is DTC detected? YES >> Go to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000003815034 1. INSPECTION START Check the case in which DTC is detected. Case1 >> GO TO 2. 2. CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 1 1. Turn ignition switch OFF. DTC No. Trouble diagnosis name DTC detecting condition Possible cause B261A PUSH-BUTTON BCM detects the difference between the following for switch • Power supply position from IPDM E/R (CAN) • Harness or connectors (Push-button ignition switch circuit is • Between BCM and push-button igni- tion switch • Between IPDM E/R and push-button ignition switch |