Suzuki Liana RH413, Service Manual

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Air Bag System: 8B-22
CAUTION
!
• Be sure to perform “Air Bag Diagnostic System Check” before starting diagnosis according to flow
table.
• When measurement of resistance or voltage is required in this flow, 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.
Flow Test Description
Step 1: Check for combination meter power supply circuit.
Step 2: Check for “AIR BAG” warning lamp blown.
Step 3: Check for open circuit in “AIR BAG” warning lamp circuit.
Step 4: Check for short circuit between “AIR BAG” warning lamp circuit and power supply circuit.
Troubleshooting
Step Action Yes No
1 1) Set parking brake.
2) Turn ignition switch to ON position.
Does brake system warning light (“BRAKE”) come ON?
Go to Step 2. Check and clear up the
following possible
cause.
⋅
Open circuit in “BLK/
RED” or “GRN” wire.
⋅
Short circuit between
“BLK/RED” or “GRN”
and ground.
⋅
“METER” fuse blown.
2 1) Turn ignition switch to OFF position.
2) Remove combination meter referring to “Combination
Meter Removal and Installation in Section 9C”.
3) With connector “G20” (22-pin) (1) disconnected and
connector “G21” (20-pin) connected, connect service
wire (2) between “B14” terminal in combination meter
and ground.
4) Turn ignition switch to ON position.
Does “AIR BAG” warning lamp come on?
Go to Step 3. Replace combination
meter.
B10
B22
B1
B11
“B14”
1
2
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