Kia Sorento 2001 General Information Manual page 1225

PIN.
● Check if ICU's status and condition are
"Learnt" and "Unlocked".
● Check if connection and wire harness
2
between ICU and ECU is normal.
● Perform "Normal Coding" with original
correct PIN.
3 ● Turn the ignition switch to OFF and ON.
● Check if "IMMO" indicator illuminates for
approximately two seconds and goes out.
● Perform "ECM CHECK" with original correct
4 PIN.
● Check if ECU condition is "Unlocked"
● Recheck if connection and wire harness
5
between ICU and ECU are normal.
● Perfrom "Neutrailzation" and Normal Coding"
with original correct PIN.
6
● Turn the ignition switch to START.
● Check if engine starts.
● Before replacing ECU, must remember and
recorded the original correct PIN.
● Perform "Neutralization" with the original
correct PIN and turn the ignition switch to OFF.
● Remove ECU and store the ECU with the tag
7 recorded serial inspection.
● Install new virgin or neutralized ECU.
● Perform "Normal Coding" with the original
correct PIN.
● Turn the ignition switch to START.
● Check if engine starts.
Procedure 4
Perform "ECM CHECK" and "VIM CHECK" with Kia Power Scan Tool. The ECU and ICU installed in vehicle must be in
Learnt Status because they were first enconded by Kis Motor.
Step
● Perform "Neutralization" and "Normal
Coding" with the original correct PIN.
1
● Turn the ignition switch to START.
● Check if engine starts.
● Turn the ignition switch to OFF and
disconnect antenna coils connector from ICU.
● Turn the ignition switch to ON and perform
2 "Limphome" with the original correct PIN
through RR DEF SW.
● Observe if "IMMO" indicator blinks from 2Hz
to 0.5Hz.
● Turn the ignition switch to START.
3
● Check if engine starts.
● Check if connection and wire harness
4
between ICU and ECU is normal.
Inspection
No Go to step 2.
Yes Go to step 3.
No Repair or replace wire harness.
Yes Go to step 4.
Recheck system or check if PIN entry is
No
correct.
Yes Check Starting System.
No Go to step 5.
Yes Go to step 6.
No Repair or replace wire harness.
Yes System is OK.
No Go to step 7.
Yes System is OK.
Perform "Neutralization" with the original
correct PIN, remove new ECU, and install
original ECU.
No
Perform "Normal coding" with the original
correct PIN.
Recheck system.
Yes System is OK
No Go to step 2.
Yes Go to step 3.
No Go to step 6.
Yes System is OK
No Go to step 4.
Yes Go to step 5.
No Repair or replace wire harness.
Action