Dtc Is Not Output From Immobilizer Control Module - Suzuki Liana RH413 Service Manual

DTC Is Not Output from Immobilizer Control Module

Wiring Diagram
BLK/YEL
2
2
2 3
1
1. Battery
2. Fuse
3. Ignition switch
4. Main relay
Troubleshooting
Step
1 Check voltage between "G45-3" terminal and body ground
with ignition switch turned ON.
Is it 10 – 14 V?
2 1) Disconnect coupler (1) at Immobilizer Control Module.
Is there continuity between coupler terminal "G45-5" and
body ground?
4
6
BLK/RED G45-3
5
G45-2
BLK/WHT
G45-5
BLK
5. IG fuse (15 A)
6. To ECM (G04-10)
7. Immobilizer Control Module
8. To data link connector (9th pin)
Action
Immobilizer Control System:
7
G45-1 YEL
9. Coil antenna
10. Immobilizer Control Module connector (viewed from harness side)
Yes
Go to Step 2.
I3RH0AA30016-01
Poor "G45-3" or "G45-5"
connection, poor #9-pin
connection in DLC, or
serial data line "YEL"
open or short to ground
If connections and line
are OK, substitute a
known-good
Immobilizer Control
Module and recheck.
See NOTE.
I3RH0AA30017-01
G45
8
5 3 2 1
9
10
No
"BLK/RED" wire open or
short to ground
"BLK" wire open
10C-12
S3RH0AA304006
I3RH0AA30015-01