Suzuki GA413, Service Manual

Page: 974 / 1246

IMMOBILIZER CONTROL SYSTEM (IF EQUIPPED) 8G-15
GA413
supple
STEP ACTION YES NO
7 1) Connect coil antenna coupler.
2) Is there continuity between Im-
mobilizer Control Module coupler
terminals E64-4 and E64-3?
(See Fig. 7)
Go to Step 8. “G/B” or “G” wire
open
Poor coil anten-
na-to-coupler
8 1) If connections are OK, connect
Immobilizer Control Module cou-
pler and substitute a known-
good coil antenna.
2) Is DTC 13 also indicated with
ignition switch turned ON?
Go to Step 9. Faulty coil antenna.
9 Is DTC 13 still indicated even when
another ignition key (with built-in
transponder) for that vehicle used?
Substitute a known-good Immobilizer Con-
trol Module and recheck.
NOTE:
After replacing with a known-good Im-
mobilizer Control Module, register ECM/
Immobilizer Control Module code in ECM
and Transponder code and ECM/Immobi-
lizer Control Module code in Immobilizer
Control Module by performing procedure
described in “Procedure After Immobiliz-
er Control Module Replacement”.
Faulty transponder.
Fig. 1 for step 1
Fig. 2 for step 2
1. Coil antenna coupler
Fig. 3 for step 3
1. Coil antenna coupler
Fig. 4 for step 4
1. Immobilizer Control Module coupler
Fig. 5 for step 5
1. Immobilizer Control Module coupler
Fig. 6 for step 6
1. Immobilizer Control Module coupler
Fig. 7 for step 7
1. Immobilizer Control Module coupler