Diagnostic item | Explanation | Reference page
NO DTC IS DETECTED | When malfunction is indicated by the “AIR BAG” warning lamp in User mode | Low battery voltage (Less than 9 V) |

- Self-diagnosis result “SELF-DIAG [PAST]” (previously stored in the memory) might not be erased after repair
- Intermittent malfunction has been detected in the past

Diagnosis Description
No malfunction is detected | —
CONTROL UNIT [B1001-B1015] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification |

- DTC Logic
- DTC Logic
- DTC Logic

OCCUPANT SENS C/U [UNIT FAIL] [B1017] [B1020] [B1021]
Trouble occurs in Occupant Classification System control unit
DTC Logic
OCCUPANT SENS [UNIT FAIL] [B1018] | Trouble occurs in Occupant Classification System sensor | DTC Logic
OCCUPANT SENS C/U [COMM FAIL] [B1022] | Trouble occurs in Occupant Classification System control unit, circuit of Occupant Classification System control unit air bag diagnosis sensor unit, or air bag diagnosis sensor unit | DTC Logic
PASS A/B INDCTR CKT [B1023] | Front passenger air bag OFF indicator circuit is open or shorted to ground or the circuits are shorted each other | DTC Logic
CONTROL UNIT [B1026-B1031] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
CRASH ZONE SEN [UNIT FAIL] [B1033] [B1034] | Crash zone sensor is malfunctioning | DTC Logic
CRASH ZONE SEN [COMM FAIL] [B1035] [UNMATCH] [B1036]
Crash zone sensor is malfunctioning or out of the specified specification
DTC Logic
CONTROL UNIT [B1042-B1047] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
DRIVER AIRBAG MODULE [OPEN] [B1049] [B1054] | Driver air bag module circuit is open (including the spiral cable) | DTC Logic
DRIVER AIRBAG MODULE [VB-SHORT] [B1050] [B1055] | Driver air bag module circuit is shorted to some power supply circuit (including the spiral cable) | DTC Logic
DRIVER AIRBAG MODULE [GND-SHORT] [B1051] [B1056] | Driver air bag module circuit is shorted to ground (including the spiral cable) | DTC Logic
DRIVER AIRBAG MODULE [SHORT] [B1052] [B1057] | Driver air bag module circuits are shorted to each other (including spiral cable) | DTC Logic
CONTROL UNIT [B1058-B1063] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
ASSIST A/B MODULE [OPEN] [B1065] [B1070] | Front passenger air bag module circuit is open | DTC Logic
ASSIST A/B MODULE [VB-SHORT] [B1066] [B1071] | Front passenger air bag module circuit is shorted to some power supply circuit | DTC Logic
ASSIST A/B MODULE [GND-SHORT] [B1067] [B1072] | Front passenger air bag module circuit is shorted to ground | DTC Logic
ASSIST A/B MODULE [SHORT] [B1068] [B1073] | Front passenger air bag module circuits are shorted to each other | DTC Logic
CONTROL UNIT [B1074-B1079] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
PRE-TEN FRONT RH [OPEN] [B1081] | Front RH seat belt pre-tensioner circuit is open | DTC Logic
PRE-TEN FRONT RH [VB-SHORT] [B1082] | Front RH seat belt pre-tensioner circuit is shorted to some power supply circuit | DTC Logic
PRE-TEN FRONT RH [GND-SHORT] [B1083] | Front RH seat belt pre-tensioner circuit is shorted to ground | DTC Logic
PRE-TEN FRONT RH [SHORT] [B1084] | Front RH seat belt pre-tensioner circuits are shorted to each other | DTC Logic
PRE-TEN FRONT LH [OPEN] [B1086] | Front LH seat belt pre-tensioner circuit is open | DTC Logic
PRE-TEN FRONT LH [VB-SHORT] [B1087] | Front LH seat belt pre-tensioner circuit is shorted to some power supply circuit | DTC Logic
PRE-TEN FRONT LH [GND-SHORT] [B1088] | Front LH seat belt pre-tensioner circuit is shorted to ground | DTC Logic
PRE-TEN FRONT LH [SHORT] [B1089] | Front LH seat belt pre-tensioner circuits are shorted to each other | DTC Logic
CONTROL UNIT [B1091] [B1093] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
CONTROL UNIT [B1106-B1111] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
SATELLITE SENS RH [UNIT FAIL] [B1113] [B1114] | RH satellite sensor is out of order | DTC Logic
SATELLITE SENS RH [COMM FAIL] [B1115] [UNMATCH] [B1116]
RH satellite sensor is out of order or mis-installation
DTC Logic
SATELLITE SENS LH [UNIT FAIL] [B1118] [B1119] | LH satellite sensor is out of order | DTC Logic
SATELLITE SENS LH [COMM FAIL] [B1120] [UNMATCH] [B1121]
LH satellite sensor is out of order or mis-installation
DTC Logic
CONTROL UNIT [B1122-B1127] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
SIDE MODULE RH [OPEN] [B1129] | Front RH side air bag module circuit is open | DTC Logic
SIDE MODULE RH [VB-SHORT] [B1130] | Front RH side air bag module circuit is shorted to some power supply circuit | DTC Logic
SIDE MODULE RH [GND-SHORT] [B1131] | Front RH side air bag module circuit is shorted to ground | DTC Logic
SIDE MODULE RH [SHORT] [B1132] | Front LH seat belt pre-tensioner circuits are shorted to each other | DTC Logic
SIDE MODULE LH [OPEN] [B1134] | Front LH side air bag module circuit is open | DTC Logic
SIDE MODULE LH [VB-SHORT] [B1135] | Front LH side air bag module circuit is shorted to some power supply circuit | DTC Logic
SIDE MODULE LH [GND-SHORT] [B1136] | Front LH side air bag module circuit is shorted to ground | DTC Logic
SIDE MODULE LH [SHORT] [B1137] | Front LH side air bag module circuits are shorted to each other | DTC Logic
CURTAIN MODULE RH [OPEN] [B1145] | RH side curtain air bag module circuit is open | DTC Logic
CURTAIN MODULE RH [VB-SHORT] [B1146] | RH side curtain air bag module circuit is shorted to some power supply circuit | DTC Logic
CURTAIN MODULE RH [GND-SHORT] [B1147] | RH side curtain air bag module circuit is shorted to ground | DTC Logic
CURTAIN MODULE RH [SHORT] [B1148] | RH side curtain air bag module circuits are shorted to each other | DTC Logic
CURTAIN MODULE LH [OPEN] [B1150] | LH side curtain air bag module circuit is open | DTC Logic
CURTAIN MODULE LH [VB-SHORT] [B1151] | LH side curtain air bag module circuit is shorted to some power supply circuits | DTC Logic
CURTAIN MODULE LH [GND-SHORT] [B1152] | LH side curtain air bag module circuit is shorted to ground | DTC Logic
CURTAIN MODULE LH [SHORT] [B1153] | LH side curtain air bag module circuits are shorted to each other | DTC Logic
CONTROL UNIT [B1154-B1157] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
CONTROL UNIT [B1202-B1207] | Air bag diagnosis sensor unit is malfunctioning or out of the specified specification | DTC Logic
FRONTAL COLLISION DETECTION [B1209] | Front seat belt pre-tensioner and front air bag is deployed | DTC Logic
SIDE COLLISION DETECTION [B1210] | Front side air bag and side curtain air bag are deployed | DTC Logic