DTC B1631/84 Open in Rear Curtain Shield Squib RH Circuit
DESCRIPTION
The rear curtain shield squib RH circuit consists of the center airbag sensor assembly and the curtain shield airbag assembly RH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1631/84 is recorded when an open circuit is detected in the rear curtain shield squib RH circuit.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1631/84 |
|
|
INSPECTION PROCEDURE
HINT:
1 CHECK CURTAIN SHIELD AIRBAG ASSEMBLY RH (REAR CURTAIN SHIELD SQUIB RH)
CAUTION: Never connect a tester to the curtain shield airbag assembly RH (Rear curtain shield squib RH) for measurement, as this may lead to a serious injury due to airbag deployment.
NOTICE: Do not forcibly insert the SST into the terminals of the connector when connecting.
Insert the SST straight into the terminals of the connector.
SST 09843-18060
OK: DTC B1631/84 is not output.
HINT: Codes other than DTC B1631/84 may be output at this time, but they are not related to this check.
Go to step 2
REPLACE CURTAIN SHIELD AIRBAG ASSEMBLY RH
2 CHECK FLOOR WIRE NO.2 (REAR CURTAIN SHIELD SQUIB RH CIRCUIT)
Standard resistance
REPAIR OR REPLACE FLOOR WIRE
NO.2
3 CHECK CENTER AIRBAG SENSOR ASSEMBLY
OK: DTC B1631/84 is not output. HINT: Codes other than DTC B1631/84 may be output at this time, but they are not related to this check.
REPLACE CENTER AIRBAG SENSOR
ASSEMBLY
USE SIMULATION METHOD TO CHECK
On-vehicle inspection
1. Check battery electrolyte level
(a) Check the electrolyte level.
(1) If the electrolyte level is low, replace the battery
(or add distilled water) and check the charging
system.
2. CHECK BATTERY SPECIFIC GRAVITY
(a) Check the color of the hydrometer.
Result
3. CHECK BATTERY VOLTAGE ...
Removal
NOTICE:
Always wear safety gloves because the edges of the
seatback frame and seat adjuster are sharp and may
cause injury.
Work must be started more than 90 seconds after the
ignition switch is turned to the LOCK position and the
negative (-) terminal cable is disconnected ...
Inspection
1. Inspect generator clutch pulley
(a) Hold the center of the pulley, and confirm that the
outer ring turns counterclockwise and does not turn
clockwise.
If the result is not as specified, replace the clutch
pulley.
2. Remove generator drive end frame bearing
(a) Check that the bear ...