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B14XX AIR BAG DIAGNOSIS SENSOR UNIT SRC-83 < DTC/CIRCUIT DIAGNOSIS > C D E F G I J K L M A B SRC N O P B14XX AIR BAG DIAGNOSIS SENSOR UNIT Description INFOID:0000000009561015 DTC B1XXX AIR BAG DIAGNOSIS SENSOR UNIT The air bag diagnosis sensor unit will run self diagnostics when the ignition switch is turned ON. It has the potential to set many diagnostic trouble codes which will conform to the B1XXX format, but will not match any other SRS diagnostic trouble codes. Refer to SRC-16, "CONSULT Function (AIR BAG)" DTC Logic INFOID:0000000009561016 DTC DETECTION LOGIC 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-14, "On Board Diagnosis Function" . NOTE: SRS will not enter diagnosis mode if no malfunction is detected in user mode. YES >> Refer to NO >> Inspection End. Diagnosis Procedure INFOID:0000000009561017 1. HARNESS CONNECTOR Visually inspect all applicable harness connectors for the following: • Visible damage to connector or terminal • Loose terminal • Poor connection NOTE: All harness connectors should be inspected from the air bag diagnosis sensor unit to the end component (including any in-line connectors). CONSULT name DTC DTC detecting condition Repair order CONTROL UNIT [UNIT FAIL] B14XX Air bag diagnosis sensor unit is malfunc- . AIRBAG DISPOSAL COMPLETION |