10C-11 Immobilizer Control System:
Troubleshooting
Immobilizer Indicator Lamp Remains ON after Engine Starts (Equipped with Immobilizer Indicator
Lamp)
S3RH0AA304005
Wiring Diagram
Troubleshooting
Step
Action
Yes
No
1
1) Turn ignition switch ON.
Do other indicators or warning lamps in combination meter
light ON?
Go to Step 2.
“IG” fuse blown, main
fuse blown, ignition
switch malfunction,
“BLK/WHT” circuit
between “IG” fuse and
combination meter, or
poor coupler connection
at combination meter
2
1) Turn ignition switch OFF and disconnect connectors
from ECM.
2) Check for proper connection to ECM at terminal “G04-
19”.
3) If OK, then using service wire, ground terminal “G04-19”
in connector disconnected.
Does immobilizer indicator lamp light on at ignition switch
ON?
Substitute a known-
good ECM and recheck.
Immobilizer indicator
lamp faulty or “PNK”
wire circuit open
BLK/WHT
BLK
BLK/ORG
BLK
C41-2
C41-1
C41-3
G04-10
G04-5/6
G04-23
G04-19
C41
G04
G03
3
2
1
6
5
23
10
19
8
7
13
BRN/WHT
BLK/RED
BLK/YEL
G03-11
WHT/RED
PNK
BLK/RED
11
27
1
2
2
2
3
4
5
6
7
8
9
10
I3RH0AA30014-01
1. Battery
5. RADIO DOME fuse (15 A)
9. ECM
2. Fuse
6. IG fuse (15 A)
10. ECM connectors (viewed from harness side)
3. Ignition switch
7. METER fuse (10 A)
4. Main relay
8. Immobilizer indicator lamp (if equipped)
Step
Action
Yes
No
1
1) With ignition switch OFF, disconnect couplers from ECM.
Does immobilizer indicator lamp turn ON at ignition switch
ON?
“PNK” wire shorted to
ground circuit
Substitute a known-
good ECM and recheck.
Содержание Liana RH413
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