FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Scantool Diagnostics





Engine Control
P1696 Immobilizer-Authentication Fail - Scantool Diagnostics

Monitor GDS Data

1. IG KEY "ON" & Engine "OFF".
2. Erase DTC after connecting GDS.
3. Check Smart Key ECM status parameter if DTC is retrieved.




Fig.1) It shows that 2(two) FOB key is registered, Smart Key ECM is learnt status.
4. Is the Smart key ECM learnt status ?