DTC B0131/64 Open in Front Pretensioner Squib RH Circuit
DESCRIPTION
The front pretensioner squib RH circuit consists of the center airbag sensor assembly and the front seat outer belt assembly RH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0131/64 is recorded when an open circuit is detected in the front pretensioner squib RH circuit.
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
1 CHECK FRONT SEAT OUTER BELT ASSEMBLY RH (FRONT PRETENSIONER SQUIB RH)
CAUTION: Never connect a tester to the front seat outer belt assembly RH (front pretensioner 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 B0131/64 is not output.
HINT: Codes other than DTC B0131/64 may be output at this time, but they are not related to this check.
REPLACE FRONT SEAT OUTER BELT ASSEMBLY RH
2 CHECK FLOOR WIRE NO.2 (FRONT PRETENSIONER SQUIB RH CIRCUIT)
Standard resistance
3 CHECK CENTER AIRBAG SENSOR ASSEMBLY
OK: DTC B0131/64 is not output.
HINT: Codes other than code B0131/64 may be output at this time, but they are not related to this check.
USE SIMULATION METHOD TO CHECK
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
2. REMOVE FRONT SEAT ASSEMBLY
HINT:
Refer to the instructions for removal of the front seat
assembly (for flat type).
Refer to the in ...
Disassembly
1. REMOVE INDICATOR LIGHT WIRE SUB-ASSEMBLY
(a) Remove the indicator light wire sub assembly from
the position indicator light guide.
2. REMOVE POSITION INDICATOR LIGHT BULB
(a) Remove the shift position indicator light bulb from
the indicator light wire sub-assembly
3. REMOVE POSITION IND ...
ECM Power Source Circuit
DESCRIPTION
When the ignition switch is turned to the ON position, the battery voltage is
applied to terminal IGSW of
the ECM. The ECM MREL output signal causes a current to flow to the coil,
closing the contacts of the EFI
relay and supplying power to terminal +B of the ECM.
If the igniti ...