Suzuki Liana RH413, Service Manual

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Air Bag System: 8B-50
CAUTION
!
• Be sure to perform “Air Bag Diagnostic System Check” before starting diagnosis according to flow.
• When measurement of resistance or voltage is required in this table, use a specified digital
multimeter (Refer to “Special Tool”.) along with a correct terminal adapter from special tool
(Connector test adapter kit).
• When a check for proper connection is required, refer to “Inspection of Intermittents and Poor
Connections”.
• If there is open circuit in the air bag wire harness, connector or terminal is found damaged, replace
the wire harness, connector and terminal as an assembly.
DTC Will Set when
The voltage measured at driver air bag initiator circuit is above a specified value for specified time.
Flow Test Description
Step 1: Check whether malfunction is in contact coil and driver air bag (inflator) module or the others.
Step 2: Check driver air bag (inflator) module initiator circuit in air bag harness.
Step 3: Check whether malfunction is in contact coil or driver air bag (inflator) module.
DTC Troubleshooting
Step Action Yes No
1 1) With ignition switch OFF, disconnect contact coil
connector “L28” located near the base of the steering
column.
2) Check proper connection to contact coil at terminals in
connector “L28”.
3) If OK, then connect Special Tool (B) and (C) to contact
coil connector “L28” disconnected at Step 1).
Special tool
(B): 09932-75010
(C): 09932-78340
With ignition switch ON, does DTC B1025 still exist?
Go to Step 2. Go to Step 3.
BASE OF COLUMN
(B)
(C)
I3RH0A820025-01