Subaru Legacy BN/BS (2015-2019) Service Manual: Preparation tool

Subaru Legacy BN/BS (2015-2019) Service Manual / Occupant detection system (diagnostics) / General description / Preparation tool

CAUTION:

To measure the voltage and resistance of airbag system and occupant detection system components, be sure to use the specified test harness.

1. SPECIAL TOOL

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

—

(Newly adopted tool)

SUBARU SELECT MONITOR 4

Used for setting of each function and troubleshooting for electrical system.

NOTE:

For detailed operation procedures of Subaru Select Monitor 4, refer to “Application help”.

• TEST HARNESS Y

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	98299AG040	TEST HARNESS Y	Used for troubleshooting seat belt buckle switch.

• TEST HARNESS AE

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

98299XA030

TEST HARNESS AE

TEST HARNESS Y adapter harness.

Used for troubleshooting seat belt buckle switch.

• TEST HARNESS AG

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	98299AG070	TEST HARNESS AG	Used when measuring voltage and resistance of occupant detection system.

• TEST HARNESS AD AV

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	98299AL010	TEST HARNESS AD AV	Used together with test harness AG when measuring voltage and resistance of the occupant detection system.

• TEST HARNESS AW

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	98299AL020	TEST HARNESS AW	Used when measuring voltage and resistance of occupant detection system.

• TEST HARNESS AC

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	98299XA010	TEST HARNESS AC	Used for troubleshooting seat belt tension sensor.

• TEST HARNESS AD

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	98299XA020	TEST HARNESS AD	Used when measuring voltage and resistance of the seat belt tension sensor.

• TEST HARNESS AX

ILLUSTRATION	TOOL NUMBER	DESCRIPTION	REMARKS
	98299AL030	TEST HARNESS AX	Used when measuring voltage and resistance of the seat belt tension sensor.

2. GENERAL TOOL

TOOL NAME	REMARKS
Circuit tester	Used for measuring resistance, voltage and current.
DST-i	Used together with Subaru Select Monitor 4.

Caution

1. When replacing the occupant detection system, or removing or disassembling the passenger’s seat, always perform «Rezero» of the occupant detection system after installing a seat in the vehi ...

Other materials:

Inspection
1. Check that the starter relay does not have deformation, cracks and any other damage.2. Measure the resistance between starter relay terminals.Terminal No.Standard1 and 21 M- or more3 and 4128.07 — 156.53 - (when 20°C (68°F))3. Connect battery positive terminal to terminal No. 3 an ...