Suzuki Grand Vitara 1998, Service Manual

Page: 737 / 801

YH4
GRAND
VITARA
(A)
STEERING WHEEL
AIR BAG SYSTEM 10B-31
CODE 19 – PASSENGER AIR BAG INITIATOR CIRCUIT SHORT TO POWER CIRCUIT
(Page 2 of 2)
NOTE:
Before executing items in this table, be sure to perform “Air Bag Diagnostic Check Flow Table”.
STEP
ACTION YES NO
1 1) With ignition switch OFF, disconnect
passenger air bag (inflator) module
connector behind the glove box.
2) Check proper connection to passenger
air bag (inflator) module at terminals in “B”
connector.
3) If OK then connect Special Tool (B) to
passenger air bag (inflator) module
connector disconnected at the step 1).
4) With ignition switch ON, is DTC 19
current?
Go to step 2. 1) Ignition switch OFF.
2) Replace passenger air
bag (inflator) module.
2 1) With ignition switch OFF, disconnect
Special Tool (B) and SDM.
2) Measure voltage from “A3” terminal to
body ground.
3) With ignition switch ON, is voltage 1 V or
less?
Substitute a known-good
SDM and recheck. Repair short from “Y” or
“Y/R” wire circuit to power
circuit.
Fig. for STEP 1 and 2 Fig. for STEP 2
Special Tool
(A): 09932-76010
(B): 09932-75010
NOTE:
Upon completion of inspection and repair work, perform following items.
1) Reconnect all air bag system components, ensure all components are properly mounted.
2) Clear diagnostic trouble codes (refer to “Diagnostic Trouble Code (DTC) Clearance”), if any.
3) Repeat “Air Bag Diagnostic System Check Flow Table”, referring to p.10B-11 to confirm that the trouble
has been corrected.