Description
DTC B142A IGNITION VOLTAGE
Ignition voltage is supplied to the air bag diagnosis sensor unit when the ignition is in the ON position. The air bag diagnosis sensor unit will monitor for low or high ignition voltage.
PART LOCATION
Refer to SRC-6, "Component Parts Location".
DTC Logic
DTC DETECTION LOGIC
With CONSULT
|
CONSULT name |
DTC |
DTC detecting condition |
Repair order |
| IGN VOLTAGE [LOW] | B142A | Ignition voltage low at air bag diagnosis sensor unit. | Refer to SRC-93, "Diagnosis Procedure". |
| IGN VOLTAGE [HIGH] | Ignition voltage high at air bag diagnosis sensor unit. |
DTC CONFIRMATION PROCEDURE (With CONSULT)
1.INSPECTION START
Turn ignition switch ON.
>> GO TO 2.
2.CHECK SELF-DIAG RESULT
Check for the DTC on CONSULT.
Is the DTC detected? YES >> Refer to SRC-93, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
NOTE: Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated using air bag warning lamp each time repair is finished. If malfunction is still observed, proceed to the next step. When malfunction is eliminated, further repair work is not required.
1.HARNESS CONNECTOR
Is there any visible damage to the connector? YES or NO YES >> Replace the harness.
NO >> GO TO 2
2.WIRING HARNESS
Is there any visible damage to the harness? YES or NO YES >> Replace the harness.
NO >> GO TO 3
3.AIR BAG DIAGNOSIS SENSOR UNIT
Replace the air bag diagnosis sensor unit. Refer to SR-26, "Removal and Installation".
>> GO TO 4
4.RELATED HARNESS
Replace the related harness.
>> END
B00D5 front passenger air bag off indicator
U1000 CAN COMM circuitVanity mirror lamp
Exploded View
Lens
Bulb
Pawl
Removal and Installation
CAUTION:
Do not attempt to separate the vanity lamp from the sun visor or damage to the
components may
occur.
The vanity lamp is replaced as part of the sun visor. Refer to INT-29, "Exploded
View".
Bulb or Lens ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT
PRE-TENSIONER”, used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...
Hill Descent Control System (if so equipped)
Hill Descent Control System
WARNING
Never rely solely on the hill descent
control system to control vehicle speed
when driving on steep downhill grades.
Always drive carefully and attentively
when using the hill descent control system
and decelerate the vehi ...