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B1428 SEAT BELT BUCKLE SWITCH LH SRC-85 < DTC/CIRCUIT DIAGNOSIS > C D E F G I J K L M A B SRC N O P B1428 SEAT BELT BUCKLE SWITCH LH Description INFOID:0000000009726837 DTC B1428 SEAT BELT BUCKLE SWITCH LH The air bag diagnosis sensor unit monitors the seat belt buckle switch LH status. If the control unit detects an open or short condition in the circuit, it will set the DTC. PART LOCATION SRC-5, "Component Parts Location" . DTC Logic INFOID:0000000009726838 With CONSULT DTC CONFIRMATION PROCEDURE (With CONSULT) 1. CHECK SELF-DIAG RESULT 1. Turn ignition switch ON. 2. Check for DTC using CONSULT. YES (Current DTC)>>Refer to YES (Past DTC)>>GO TO 2. NO >> Inspection End. 2. ERASE SELF-DIAG RESULT Erase the DTC using CONSULT. YES >> Inspection End. NO >> Refer to DTC CONFIRMATION PROCEDURE (Without CONSULT) 1. CHECK SELF-DIAG RESULT 1. Turn ignition switch ON. 2. Check the air bag warning lamp status. Refer to SRC-16, "Trouble Diagnosis without CONSULT" NOTE: SRS will not enter diagnosis mode if no malfunction is detected in user mode. YES >> Refer to NO >> Inspection End. Diagnosis Procedure INFOID:0000000009726839 1. HARNESS CONNECTOR Visually inspect all applicable harness connectors for the following: • Visible damage to connector or terminal CONSULT name DTC DTC detecting condition Repair order SEAT BELT BUCKLE SW LH CIRCUIT [OPEN] B1428 Seat belt buckle switch LH circuit is Refer to . SEAT BELT BUCKLE SW LH CIRCUIT [VB-SHORT] Seat belt buckle switch LH circuit is SEAT BELT BUCKLE SW LH CIRCUIT [GND-SHORT] Seat belt buckle switch LH circuit is SEAT BELT BUCKLE SW LH CIRCUIT [UNDEFINED] Seat belt buckle switch LH circuit is mal- |