Subaru SVX 1992 Manual page 295

2-7 [T8C1] FUEL INJECTION SYSTEM
1 . CHECK OUTPUT SIGNAL FOR ECU .
Measure voltage between ECU connector terminal and
body while cranking the engine .
Connector Fr Terminal/Specified voltage
#1 : (1362) No. 10 - Body/5 V, min .
#2 : (1362) No. 8 - Body/5 V, min .
#3 : (1362) No . 9 - Body/5 V, min.
#4 : (1362) No. 7 - Body/5 V, min .
#5 : (1362) No . 21 - Body/5 V, min.
#6 : (1362) No . 16 - Body/5 V, min.
2. CHECK HARNESS CONNECTOR BETWEEN
ECU AND IGNITOR.
1) Turn ignition switch to "OFF" .
2) Disconnect connectors from ECU and ignitor.
3) Measure resistance of harness between ECU and
ignitor.
Connector £t Terminal/Specified resistance
#1 : (1362) No . 10 - (1312) No . 1/0 II
#2 : (1362) No . 8 - (1312) No . 2/0 f2
#3 : (1362) No . 9 - (1312) No. 3/0!n
#4 : (1362) No . 7 - (1312) No . 5/0 f2
#5 : (1362) No . 21 - (1312) No . 6/0 i2
#6 : (1362) No. 16 - (1312) No. 7/0 t2
Body - (E12) No. 4/0 f2
1362
1 1 1 21 31 4 5 6 7 8 91
"
1 11 1 121131
1
_1 114115116117118]19120 2122 23 241251261
1312
L
og
C2-330
Fig . 47
3 . CHECK IGNITOR OUTPUT SIGNAL .
1) Connect all connectors .
2) Measure voltage between ignitor output connector
and body while cranking the engine .
Connector Ft Terminal/Specified voltage
#1 : (1311) No. 1 - Body/5 V, min.
#2 : (1311) No . 2 - Body/5 V, min .
#3 : (1311) No . 3 - Body/5 V, min .
#4 : (1311) No . 4 - Body/5 V, min .
#5 : (1311) No . 5 - Body/5 V, min .
#6 : (1311) No . 6 - Body/5 V, min .
4. CHECK HARNESS CONNECTOR BETWEEN IG-
NITOR AND EACH IGNITION COIL .
1) Turn ignition switch to "OFF".
2) Disconnect ignitor connector (1331) and each ignition
coil connector from engine harness .
3) Measure resistance of harness connector between
ignitor and each ignition coil .
Connector Fr Terminal/Specified resistance
#1 : (1311) No . 1 - (1327) No. 2/0 i2
#2 : (1311) No . 2 - (1330) No. 2/0 S2
#3 : (1311) No . 3 - (1328) No . 2/0!n
#4 : (1311) No .4-(1331) No . 2/0n
#5 : (1311) No . 5 - (1329) No . 2/0 f2
#6 : (1311) No . 6 - (1332) No . 2/0 t2
#1 :
E27
#2 : E30
1 2 3 4 5 6
#3 : E28 #4 :
E31
#5 : E29 #6 :
E32
12
0
L
a
C2-331
Fig. 48
5. CHECK POWER SUPPLY CIRCUIT OF IGNI-
TION COIL .
1) Connect all connectors.
2) Turn ignition switch to "ON" .
3) Measure voltage between ignition coil terminal and
body.
Connector it Terminal/Specified voltage
#1 : (E27) No . 1 - Body/12 V, min.
#2 : (E30) No . 1 - Body/12 V, min.
#3 : (E28) No . 1 - Body/12 V, min.
#4 : (E31) No . 1 - Body/12 V, min.
#5 : (E29) No . 1 - Body/12 V, min.
#6 : (E30) No . 1 - Body/12 V, min .
6. CHECK IGNITION SYSTEM FOR SPARK WITH
NEW IGNITION COIL .
1) Turn ignition switch to "OFF".
2) Remove each ignition coil from cylinder head .
3) Replace ignition coil with new one .
4) Crank engine to check that spark occurs at each
cylinder .
48