DTC Detection Logic
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
|
DTC |
CONSULT name |
DTC detecting condition |
||
|
B1421 |
FRONTAL COLLISION DETECTION |
00 |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
-- |
|||
|
Threshold |
-- |
|||
|
Diagnosis delay time |
-- |
|||
|
B1422 |
SIDE COLLISION DETECTION |
00 |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
-- |
|||
|
Threshold |
-- |
|||
|
Diagnosis delay time |
-- |
|||
|
B1423 |
ROLLOVER DETECTION |
00 |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
-- |
|||
|
Threshold |
-- |
|||
|
Diagnosis delay time |
-- |
|||
|
B1425 |
REAR COLLISION |
00 |
Diagnosis condition |
When ignition switch is ON. |
|
Signal (terminal) |
-- |
|||
|
Threshold |
-- |
|||
|
Diagnosis delay time |
-- |
|||
POSSIBLE CAUSE
[B1421-00]
- Malfunction of frontal-related parts
- Internal malfunction of air bag diagnosis sensor unit
[B1422-00]
- Malfunction of side-related parts
- Internal malfunction of air bag diagnosis sensor unit
[B1423-00]
- B1423-Malfunction of side-related parts
- Internal malfunction of air bag diagnosis sensor unit
[B1425-00]
- B1425-Malfunction of rear-related parts
- Internal malfunction of air bag diagnosis sensor unit
FAIL-SAFE
--