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
Terminals of ECU
1. CHECK POWER BACK DOOR ECU
Disconnect the P13 and P14 ECU connectors, and
check the voltage and resistance of each terminal of
the wire harness side connectors
If the result is not as specified, there may be a
malfunction on the wire harness side.
Reconnect the ECU co ...
Operating Light Control Rheostat does not Change Light Brightness
DESCRIPTION
The meter CPU receives signals for adjusting illumination on the meter from
this circuit. The meter CPU
detects the illumination level selected by the user according to the position of
the rheostat knob.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF INTELLIGENT TESTER ...
TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the system to enter the
self-diagnostic mode. If a
malfunction is present, DTCs will be output.
HINT:
When a particular warning light remains blinking, a ground short in the wiring
of terminal TC of the DLC3
or an internal grou ...