General Information

Immobilizer
P1688 Immobilizer Lock - General Information

Component Location





General Description

In ICU system, GDS is mainly used for diagnosis. besides this, registration of key and neutralization of PCM/ECM is executed by GDS.

DTC Description

The DTC will set, if invalid PIN or password is inputted for more than 3 times using the GDS.
1. After entering the Key registration mode, the DTC will set if a PIN is entered that is differentto "LEARNT" ICU for more than 3 times.
2. After entering the Neutral mode, the DTC will set if a PIN is entered that is different to "LEARNT" ICU for more than 3times.
3. After entering the Change User Password, the DTC will set if a PIN is entered that is different to "LEARNT" ICU for more than 3times.
4. After entering the Limp Home mode, the DTC will set if a PIN is entered that is different to "LEARNT" ICU for more than 3times.

DTC Detecting Condition





Diagnostic Circuit Diagram