DTC B1180/17 Short in Driver Side Squib 2nd Step Circuit
DESCRIPTION
The driver side squib 2nd step circuit consists of the center airbag sensor assembly, the spiral cable and the steering pad.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1180/17 is recorded when a short circuit is detected in the driver side squib 2nd step circuit.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1180/17 |
|
|
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
1 CHECK STEERING PAD (DRIVER SIDE SQUIB 2ND STEP)
CAUTION: Never connect a tester to the steering pad (driver side squib 2nd step) 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 B1180/17 is not output. HINT: Codes other than DTC B1180/17 may be output at this time, but they are not related to this check.
Go to step 2
REPLACE STEERING PAD
2 CHECK CONNECTORS
OK: The lock button is not disengaged, and the claw of the lock is not deformed or damaged.
REPLACE SPIRAL CABLE
3 CHECK DRIVER SIDE SQUIB 2ND STEP CIRCUIT
Standard resistance
Go to step 5
4 CHECK CENTER AIRBAG SENSOR ASSEMBLY
OK: DTC B1180/17 is not output.
HINT: Codes other than DTC B1180/17 may be output at this time, but they are not related to this check.
REPLACE CENTER AIRBAG SENSOR
ASSEMBLY
USE SIMULATION METHOD TO CHECK
5 CHECK INSTRUMENT PANEL WIRE
HINT: The activation prevention mechanism of connector "B" has already been released.
Standard resistance
REPAIR OR REPLACE INSTRUMENT
PANEL
WIRE
6 CHECK SPIRAL CABLE
Standard resistance
REPLACE SPIRAL CABLE
USE SIMULATION METHOD TO CHECK
Inspection
1. INSPECT CHARCOAL CANISTER ASSEMBLY
(a) Visually check the charcoal canister for cracks or
damage.
If cracks or damage are found, replace the charcoal
canister assembly.
(b) Check charcoal canister operation.
(1) With the purge port closed, blow 1.67 kPa (17.0
gf/cm2, 0.24 psi) ...
Removal
HINT:
On the RH side, use the same procedures as on the LH side.
1. REMOVE BACK DOOR STAY SUB-ASSEMBLY LH
Remove the 2 bolts and disconnect the stay from
the body panel.
Using the screwdriver, disengage the clips and
remove the stay from the door panel.
Remove the bolt from door pa ...
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format
NOTICE:
*: Before measuring the resistance, leave the
vehicle as is for at least 1 minute and do not
oper ...