1. Main fuse
2. Main relay
3. ECM
4. Immobilizer indicator lamp
(Vehicle not equipped with
monitor coupler)
For G10 engine
For G13B engine
For G10 engine For G13B engine
IMMOBILIZER CONTROL SYSTEM 8G-15
A-3 IMMOBILIZER INDICATOR LAMP CHECK
(IMMOBILIZER INDICATOR LAMP REMAINS ON AFTER ENGINE STARTS)
STEP ACTION YES NO
1 1) With ignition switch OFF, disconnect
couplers from ECM.
Does immobilizer indicator lamp turn ON
at ignition switch ON?
“(p)” wire shorted to
ground circuit.
Substitute a known-good ECM
and recheck.