Engine
Yes
Repair fuse IF26 and IF21 circuits.
Step 2
No
Check engine anti-theft system control module ground status.
Step 3
Engine Anti-theft Control Unit 1 Harness
Connector IP25
1
3
4
2
No
Step 4
Repair the engine anti-theft system control module ground circuit.
No
Step 5
Check EAS coil.
5
7
8
6
FE02-6606b
Engine Anti-theft System JL4G18-D
(a)
Check the fuse IF26 circuit and repair the short circuit fault.
(b)
Check the fuse IF21 circuit and repair the short circuit fault.
(c)
Replace the fuse.
Can the vehicle start as per normal?
System normal
Yes
(a)
Measure resistance between engine anti-theft system control
module IP25 terminal No.2 or terminal No.6 and the body
ground with a multimeter and determine the circuit continuity.
Standard Resistance Value: Less than 1 Ω.
Is the resistance standard?
Go to step 5
Yes
(a)
Repair the open circuit between engine anti-theft system
control module IP25 terminals No.2 and No.6 and the body
ground.
Can the vehicle start as per normal?
System normal
Yes
EC718/EC718RV EC715/EC715RV 10/2009
2-289