Nissan Sentra Service Manual: Symptom diagnosis
Noise, vibration and harshness (NVH) troubleshooting
NVH Troubleshooting Chart
Use the chart below to find the cause of the symptom. If necessary, repair or replace these parts.
×: Applicable
Steering gear and linkage
Inspection
INSPECTION AFTER DISASSEMBLY
BOOT
Check boot for cracks. Replace if any damage is found.
STEERING GEAR ASSEMBLY HOUSING
Check steering gear assembly housing for damage ...
Other materials:
B142A Ignition voltage
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-5, "Component Parts Location" ...
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
driver and front passenger for certain
types of collision. Information necessary to service the system ...
ECU diagnosis information
Diagnosis sensor unit
DTC Index
DIAGNOSTIC CODE CHART
NOTE:
Follow the procedures in numerical order when repairing malfunctioning
parts. Confirm whether malfunction is
eliminated using air bag warning lamp or CONSULT each time repair is finished.
If malfunction is still
observed, proceed ...
