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B1025, B1032, B1048 OCS SENSOR SRC-37 < DTC/CIRCUIT DIAGNOSIS > C D E F G I J K L M A B SRC N O P B1025, B1032, B1048 OCS SENSOR Description INFOID:0000000005241082 Suppresses the deployment of front passenger air bag when the condition of passenger seat is empty or occu- OPERATION This unit classifies occupant in passenger seat and detects electrical malfunction in Occupant Detection Sys- STRUCTURE It is integrated into the seat sensor mat and detects the occupants and Occupant Detection System control INSTALLATION Occupant Detection System control unit is installed in the passenger seat cushion. DTC Logic INFOID:0000000005241083 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. CHECK SELF-DIAG RESULT With CONSULT-III 1. Turn ignition switch ON. 2. Perform “AIR BAG” Self Diagnostic Result CONSULT-III. Without CONSULT-III 1. Turn ignition switch ON. 2. Check the air bag warning lamp status. Refer to SRC-16, "Air Bag Warning Lamp Diagnosis" . NOTE: Is malfunctioning part detected? YES >> Refer to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000005241084 WARNING: • Before servicing, turn ignition switch OFF, disconnect battery negative terminal and wait at least 3 minutes. (To discharge backup capacitor.) • Never use unspecified tester or other measuring device. DIAGNOSTIC PROCEDURE 1. CHECK HARNESS CONNECTOR Check the connection of harness connector. Is the inspection result normal? YES >> GO TO 2. NO >> Replace harness connectors. DTC No. Trouble diagnosis name DTC detecting condition Possible cause B1025 OCS SENSOR Malfunction occurs in Occupant Detec- • Disconnection of wiring harness tection System control unit • Malfunction in air bag diagnosis sen- sor unit |