DTC B1181/18 Open 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 B1181/18 is recorded when an open circuit is detected in the driver side squib 2nd step circuit.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1181/18 |
|
|
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 B1181/18 is not output. HINT: Codes other than DTC B1181/18 may be output at this time, but they are not related to this check.
Go to step 2
REPLACE STEERING PAD
2 CHECK DRIVER SIDE SQUIB 2ND STEP CIRCUIT
Standard resistance
Go to step 4
3 CENTER AIRBAG SENSOR ASSEMBLY
OK: DTC B1181/18 is not output.
HINT: Codes other than DTC B1181/18 may be output at this time, but they are not related to this check.
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
USE SIMULATION METHOD TO CHECK
4 CHECK INSTRUMENT PANEL WIRE
Standard resistance
REPAIR OR REPLACE INSTRUMENT PANEL WIRE
5 CHECK SPIRAL CABLE
Standard resistance
REPLACE SPIRAL CABLE
USE SIMULATION METHOD TO CHECK
Poor Sound Quality in All Modes (Low Volume)
INSPECTION PROCEDURE
1 CHECK AUDIO SETTINGS
Set "BASS", "MID", and "TREB" to the initial values and
check that sound is normal.
OK:
Malfunction disappears.
2 COMPARE WITH ANOTHER VEHICLE OF SAME MODEL
Compare with another vehicle of the same model.
...
On-vehicle inspection
1. INSPECT MASS AIR FLOW METE
NOTICE:
Perform the mass air flow (MAF) meter inspection
by following the procedures below.
Only replace the MAF meter when the MAF value
in the DATA LIST (with the engine stopped) are
not within the normal operating range or there is
fore ...
Disassembly
1. REMOVE FRONT DIFFERENTIAL RING GEAR
(a) Place the match-marks on the ring gear and
differential case.
(b) Remove the 16 bolts.
(c) Using a plastic hammer, tap ring gear to remove it
from the case.
2. REMOVE FRONT DIFFERENTIAL SIDE GEAR
(a) Remove the differential LH case fr ...