1995 SUBARU LEGACY Service Repair Manual

Page 1417 of 2248

SUBARU LEGACY 1995  Service Repair Manual 1.Check DTC P0100, P0101, P0115, P0125,
P0201, P0202, P0203 and P0204 on display.
No
Ye s
Inspect DTC P0100, P0101, P0115, P0125, P0201,
P0202, P0203 and P0204 using“11. Diagnostics Chart
with Tro

Page 1418 of 2248

SUBARU LEGACY 1995  Service Repair Manual WIRING DIAGRAM:
RHD model
B2M0452
212
2-7ON-BOARD DIAGNOSTICS II SYSTEM
11. Diagnostics Chart with Trouble Code

Page 1419 of 2248

SUBARU LEGACY 1995  Service Repair Manual OBD0145A
2CONNECT SUBARU SELECT MONITOR AND
READ DATA.
1) Turn ignition switch to OFF.
2) Connect Subaru Select Monitor to the data link connec-
tor.
3) Turn ignition switch to ON, and turn Subaru Sel

Page 1420 of 2248

SUBARU LEGACY 1995  Service Repair Manual OBD0627
7) Read data on Subaru Select Monitor.
Designate mode use function key.
Function mode: F33, F34, F35 and F36
: Is the maximum misfire rate of each cylin-
der less than 2 %?
: Go to next.
: Go

Page 1421 of 2248

SUBARU LEGACY 1995  Service Repair Manual 4
CHECK MISFIRE SYMPTOM.
NOTE:
Perform diagnosis according to the items listed below.
Use the MAX. misfire rate values read in step 2-4).
DTC MAX. misfire rate Next
Only one cylinder—Go to step1.

Page 1422 of 2248

SUBARU LEGACY 1995  Service Repair Manual 5GROUP OF #2 AND #4 CYLINDERS
: Check the following items for #2 and #4 cyl-
inders.
Spark plugs
Fuel injectors
Skipping timing belt teeth

6THE CYLINDER AT RANDOM
: Is the engine idle rough?
: G

Page 1423 of 2248

SUBARU LEGACY 1995  Service Repair Manual OBD0283
Y: DTC P0325
—KNOCK SENSOR CIRCUIT MALFUNCTION
(KNOCK)—
OBD0284A
DESCRIPTION:
The knock sensor senses engine knocks and send a volt-
age signal to the ECM depending on the degree of the
kn

Page 1424 of 2248

SUBARU LEGACY 1995  Service Repair Manual 1.Check harness.


2.Check knock sensor.
3.Check knock sensor.
4.Check input signal for ECM.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.
<Ref. to