DTC Description
DESCRIPTION
DTC B00A0 OCCUPANT CLASSIFICATION SYSTEM (OCS)
The OCS control unit is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor the OCS for failures and interruptions in communication between the OCS control unit and the air bag diagnosis sensor unit.
DTC DETECTION LOGIC
| DTC No. | CONSULT screen items (Trouble diagnosis content) | DTC detecting condition | |
|---|---|---|---|
| B00A0-00 | OCCUPANT SENS UNIT [ABNORMAL VOLTAGE] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system sensor signal | ||
| Threshold | Power supply malfunction of occupant classification system sensor. | ||
| Diagnosis delay time | - | ||
| B00A0-02 | OCCUPANT SENS UNIT [UNIT MALFUNC] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system sensor signal | ||
| Threshold | Malfunction of occupant classification system sensor. | ||
| Diagnosis delay time | - | ||
| B00A0-09 | OCCUPANT SENS UNIT [UNIT MALFUNC] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system sensor signal | ||
| Threshold | Malfunction of occupant classification system sensor. | ||
| Diagnosis delay time | - | ||
| B00A0-04 | OCCUPANT SENS UNIT [UNIT MALFUNC] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system control unit signal | ||
| Threshold |
|
||
| Diagnosis delay time | - | ||
| B00A0-83 | OCCUPANT SENS UNIT [COMM ERR] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system control unit signal | ||
| Threshold |
|
||
| Diagnosis delay time | - | ||
| B00A0-86 | OCCUPANT SENS UNIT [COMM ERR] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system control unit signal | ||
| Threshold |
|
||
| Diagnosis delay time | - | ||
| B00A0-87 | OCCUPANT SENS UNIT [COMM ERR] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system control unit signal | ||
| Threshold |
|
||
| Diagnosis delay time | - | ||
| B00A0-88 | OCCUPANT SENS UNIT [COMM ERR] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system control unit signal | ||
| Threshold |
|
||
| Diagnosis delay time | - | ||
| B00A0-8F | OCCUPANT SENS UNIT [UNDEFINED] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system control unit signal | ||
| Threshold | Undefined status of occupant classification system control unit. | ||
| Diagnosis delay time | - | ||
| B00A0-93 | OCCUPANT SENS UNIT [RESET] [Occupant Classification System (Subfault)] | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Occupant classification system control unit signal | ||
| Threshold | Reset malfunction of occupant classification system control unit. | ||
| Diagnosis delay time | - | ||
POSSIBLE CAUSE
[B00A0-00]
- Connection malfunction or short circuit to power supply of harness or connector
- Internal malfunction of occupant classification system sensor
- Internal malfunction of air bag diagnosis sensor unit
[B00A0-02, B00A0-09]
- Connection malfunction of harness or connector
- Internal malfunction of occupant classification system sensor
- Internal malfunction of air bag diagnosis sensor unit
[B00A0-04, B00A0-83, B00A0-86, B00A0-87, B00A0-88, B00A0-8F]
- Connection malfunction or open circuit of harness and connector
- Internal malfunction of occupant classification system control unit
- Internal malfunction of air bag diagnosis sensor unit
[B00A0-93]
- Connection malfunction of harness and connector
- Internal malfunction of occupant classification system control unit
- Internal malfunction of air bag diagnosis sensor unit
FAIL-SAFE
-
DTC CONFIRMATION PROCEDURE
- CHECK SELF DIAGNOSTIC RESULT
CONSULT
- Ignition switch ON.
- Select "Self Diagnostic Result" mode of "AIR BAG".
- Check for DTC.
Is the DTC detected?
YES>>
(Current DTC) Refer to:
- B00A0-00, -02 or -09: Diagnosis Procedure (B00A0-00, -02 or -09) .
- B00A0-04: Diagnosis Procedure (B00A0-04) .
- B00A0-83, -86, -87, -88 or -8F: Diagnosis Procedure (B00A0-83, -86, -87, -88 or -8F) .
- B00A0-93: Diagnosis Procedure (B00A0-93) .
YES>>
(Past DTC) GO TO 2.
NO>>
Inspection End.
- ERASE SELF DIAGNOSTIC RESULT
Can the DTC be erased?
YES>>
Inspection End.
NO>>
Refer to:
- B00A0-00, -02 or -09: Diagnosis Procedure (B00A0-00, -02 or -09) .
- B00A0-04: Diagnosis Procedure (B00A0-04) .
- B00A0-83, -86, -87, -88 or -8F: Diagnosis Procedure (B00A0-83, -86, -87, -88 or -8F) .
- B00A0-93: Diagnosis Procedure (B00A0-93) .
DTC CONFIRMATION PROCEDURE
- CHECK SELF DIAGNOSTIC RESULT
CONSULT
- Ignition switch ON.
- Check the air bag warning lamp status. Refer to On Board Diagnosis Function .
NOTE:SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is the DTC detected?
YES>>
Refer to:
- B00A0-00, -02 or -09: Diagnosis Procedure (B00A0-00, -02 or -09) .
- B00A0-04: Diagnosis Procedure (B00A0-04) .
- B00A0-83, -86, -87, -88 or -8F: Diagnosis Procedure (B00A0-83, -86, -87, -88 or -8F) .
- B00A0-93: Diagnosis Procedure (B00A0-93) .
NO>>
Inspection End.