Kia Sorento: Diagnosis Of Immobilizer Faults
| - |
Communication between the ECM and the SMARTRA.
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| - |
Function of the SMARTRA and the transponder.
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| - |
Data (stored in the ECM related to the immobilizer function.
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The following table shows the assignment of immobilizer related faults
to each type:
Immobilizer Related Faults
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Fault types
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Diagnostic codes
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PCM(ECM) fault
|
| 1. |
Non-Immobilizer-EMS connected to an Immobilizer
|
|
P1610
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Transponder key fault
|
| 1. |
Transponder not in password mode
|
| 2. |
Transponder transport data has been changed.
|
|
P1674
(Transponder status error)
|
Transponder key fault
|
| 1. |
Transponder programming error
|
|
P1675
(Transponder programming error)
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SMARTRA fault
|
| 1. |
Invalid message from SMARTRA to PCM(ECM)
|
|
P1676
(SMARTRA message error)
|
SMARTRA fault
|
| 1. |
Virgin SMARTRA at learnt EMS
|
| 2. |
Neutral SMARTRA at learnt EMS
|
| 3. |
Incorrect the Authentication of EMS and SMARTRA
|
|
P169A
(SMARTRA Authentication fail)
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SMARTRA fault
|
| 1. |
No response from SMARTRA
|
| 3. |
Communication line error (Open/Short etc.)
|
| 4. |
Invalid message from SMARTRA to PCM(ECM)
|
|
P1690
(SMARTRA no response)
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Antenna coil fault
|
| 1. |
Antenna coil open/short circuit
|
|
P1691
(Antenna coil error)
|
Immobilizer indicator lamp fault
|
| 1. |
Immobilizer indicator lamp error (Cluster)
|
|
P1692
(Immobilizer lamp error)
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Transponder key fault
|
| 1. |
Corrupted data from transponder
|
| 2. |
More than one transponder in the magnetic field (Antenna
coil)
|
| 3. |
No transponder (Key without transponder) in the magnetic
field (Antenna coil)
|
|
P1693
(Transponder no response error/invalid response)
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PCM(ECM) fault
|
| 1. |
Request from PCM(ECM) is invalid
(Protocol layer violation- Invalid request, check sum
error etc.)
|
|
P1694
(PCM(ECM) message error)
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PCM(ECM) internal permanent memory (EEPROM) fault
|
| 1. |
PCM(ECM) internal permanent memory (EEPROM) fault
|
| 2. |
Invalid write operation to permanent memory (EEPROM)
|
|
P1695
(PCM(ECM) memory error)
|
Invalid key fault
|
| 1. |
Virgin transponder at PCM(ECM) status "Learnt"
Learnt (Invalid) Transponder at PCM(ECM) status "Learnt"(Authentication
fail)
|
|
P1696
(Authentication fail)
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Hi-Scan fault
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|
P1697
|
Locked by timer
|
| 1. |
Exceeding the maximum limit of Twice IGN ON (⊇ 32 times)
|
|
P1699
(Twice IG ON over trial)
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1.
Limp Home By Tester
If the PCM(ECM) detects the fault of the SMARTRA or transponder,
the PCM(ECM) will allow limp home function of the immobilizer. Limp
hom ...
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad lower panel (A).
(Refer to Body - "Crash pad")
...
See also:
Side Body A
* These dimensions indicated in this figure are actual-measurement
dimensions. [ Unit : mm (inch) ]
...
Description
The charging system included a battery, an alternator with a built-in
regulator, and the charging indicator light and wire.
The Alternator has eight built-in diodes, each rectifying AC curre ...
Circuit Diagram
...
Limp Home Function
Immobilizer Control Unit Removal