1995 SUBARU LEGACY ignition switch

B4M0259B
4. CHECK RESISTANCE OF SOLENOID VALVE.
1) Turn ignition switch OFF.
2) Disconnect connector from hydraulic control unit.
3) Measure resistance between hydraulic control unit ter-
minals.
TROUBLE CODE / Connector & terminal:
31 / to (F9) No. 4—No. 11
33 / to (F9) No. 3—No. 11
39 / to (F9) No. 1—No. 11
Specified resistance: approx. 1Ω
B4M0702A
5. CHECK GND SHORT OF HYDRAULIC CONTROL
UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from hydraulic control unit.
3) Measure resistance between hydraulic control unit ter-
minals.
Connector & terminal / Specified resistance:
(F9) No. 11—body/1MΩ
(F9) No. 11—No.8/1MΩ
B4M0259B
B4M0703A
6. CHECK BATTERY SHORT OF HYDRAULIC
CONTROL UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from hydraulic control unit.
3) Measure resistance between hydraulic control unit ter-
minals.
TROUBLE CODE / Connector & terminal:
31 / to (F9) No. 4—No. 11
33 / to (F9) No. 3—No. 11
39 / to (F9) No. 1—No. 11
Specified resistance: approx. 1Ω
4) Turn ignition ON.
5) Measure voltage between hydraulic control unit termi-
nals.
Connector & terminal / Specified voltage:
(F9) No. 11—body/0V
32
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7. Diagnostics Chart with Trouble Code

B4M0596
B4M0261B
1. CHECK INPUT VOLTAGE OF A.B.S. CONTROL
MODULE.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module.
3) Disconnect connector cover from connector. 4-4a [T7C2].>
4) Connect connector to A.B.S. control module.
5) Turn ignition switch ON.
6) Measure input voltage between A.B.S. control module
connector and body.
Connector & terminal / Specified voltage:
(P3) No. 32—Body / 10—12 V
35
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7. Diagnostics Chart with Trouble Code

B4M0262B
2. CHECK INPUT VOLTAGE OF HYDRAULIC
CONTROL UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from hydraulic control unit.
3) Turn ignition switch ON.
4) Measure input voltage between hydraulic control unit
connector and body.
Connector & terminal / Specified voltage:
(F8) No. 1—Body / 10—12 V
B4M0263B
3. CHECK HARNESS CONNECTOR BETWEEN A.B.S.
CONTROL MODULE AND HYDRAULIC CONTROL
UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module and
hydraulic control unit.
3) Measure resistance between A.B.S. control module and
hydraulic control unit.
Connector & terminal / Specified resistance:
(P3) No. 32—(F9) No. 11 / 0Ω
G4M0690
4. CHECK VALVE RELAY.
1) Remove valve relay.
2) Attach circuit tester probes to terminals, as shown in
figure.
3) Measure resistance between respective terminals.
Terminal / Specified resistance:
No. 87—No. 30 / 0Ω(when 12 volts applied.)
No. 87—No.30/1MΩ(when no volts applied.)
No. 87a—No.30/1MΩ(when 12 volts applied.)
No. 87a—No. 30 / 0Ω(when no volts applied.)
36
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7. Diagnostics Chart with Trouble Code

B4M0600
B4M0266B
1. CHECK POWER SUPPLY CIRCUIT OF A.B.S.
CONTROL MODULE.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module.
3) Turn ignition switch ON.
4) Measure voltage between A.B.S. control module con-
nector terminals.
Connector & terminal / Specified voltage:
(P3) No. 1—No. 20 / 10—12 V
38
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7. Diagnostics Chart with Trouble Code

B4M0267B
2. CHECK OUTPUT VOLTAGE TO A.B.S. CONTROL
MODULE.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module.
3) Disconnect connector cover from connector. 4-4a [T7C2].>
4) Connect connector to A.B.S. control module.
5) Turn ignition switch ON.
6) Measure voltage between A.B.S. control module con-
nector terminals.
Connector & terminal / Specified voltage:
(P3) No. 17—No. 20 / 10—12 V
B4M0268B
3. CHECK INPUT VOLTAGE OF A.B.S. CONTROL
MODULE.
1) Turn ignition switch ON.
2) Measure voltage between A.B.S. control module con-
nector terminals.
Connector & terminal / Specified voltage:
(P3) No. 32—No. 20 / 10—12 V
B4M0269B
4. CHECK HARNESS CONNECTOR BETWEEN A.B.S.
CONTROL MODULE AND HYDRAULIC CONTROL
UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module and
hydraulic control unit.
3) Measure resistance between A.B.S. control module and
hydraulic control unit.
Connector & terminal / Specified resistance:
(P3) No. 17—(F9) No.6/0Ω
(P3) No. 32—(F9) No. 11 / 0Ω
(P3) No. 27—(F9) No. 12 / 0Ω
39
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7. Diagnostics Chart with Trouble Code

B4M0262B
5. CHECK POWER SUPPLY CIRCUIT OF HYDRAULIC
CONTROL UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from hydraulic control unit.
3) Turn ignition switch ON.
4) Measure voltage between hydraulic control unit and
body.
Connector & terminal / Specified voltage:
(F8) No. 1—Body / 10—12 V
G4M0690
6. CHECK VALVE RELAY.
1) Remove valve relay.
2) Attach circuit tester probes to terminals, as shown in
figure.
3) Measure resistance between respective terminals.
Terminal / Specified resistance:
No. 87—No. 30 / 0Ω(when 12 volts applied.)
No. 87—No.30/1MΩ(when no volts applied.)
No. 87a—No.30/1MΩ(when 12 volts applied.)
No. 87a—No. 30 / 0Ω(when no volts applied.)
40
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7. Diagnostics Chart with Trouble Code

B4M0605
B4M0266B
1. CHECK POWER SUPPLY CIRCUIT OF A.B.S.
CONTROL MODULE.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module.
3) Turn ignition switch ON.
4) Measure voltage between A.B.S. control module con-
nector terminals.
Connector & terminal / Specified voltage:
(P3) No. 1—No. 20 / 10—12 V
42
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7. Diagnostics Chart with Trouble Code

B4M0267B
2. CHECK OUTPUT VOLTAGE OF A.B.S. CONTROL
MODULE.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module.
3) Disconnect connector cover from connector. 4-4a [T7C2].>
4) Connect connector to A.B.S. control module.
5) Turn ignition switch ON.
6) Measure voltage between A.B.S. control module con-
nector terminals.
Connector & terminal / Specified voltage:
(P3) No. 17—No. 20 / 10—12 V
B4M0275B
3. CHECK HARNESS CONNECTOR BETWEEN A.B.S.
CONTROL MODULE AND HYDRAULIC CONTROL
UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from A.B.S. control module.
3) Disconnect connector from hydraulic control unit.
4) Measure resistance between A.B.S. control module
connector and hydraulic control unit connector.
Connector & terminal / Specified resistance:
(P3) No. 17—(F9) No.6/0Ω
(P3) No. 28—(F9) No.5/0Ω
(P3) No. 14—(F9) No.7/0Ω
B4M0276B
4. CHECK POWER SUPPLY CIRCUIT OF HYDRAULIC
CONTROL UNIT.
1) Turn ignition switch OFF.
2) Disconnect connector from hydraulic control unit.
3) Measure voltage between hydraulic control unit connec-
tor and body.
Connector & terminal / Specified voltage:
(F8) No. 2—Body / 10—12 V
43
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7. Diagnostics Chart with Trouble Code