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Home >> Suzuki >> 2007 >> SX4 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 153 (Immobilizer System) >> Diagnostic Information And Procedures >> DTC P1623: Unregistered Transponder >> Detecting Condition and Trouble Area
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Detecting Condition and Trouble Area

WARNING: This page is about a different car, the 2007 Suzuki Grand Vitara and 2006 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
DETECTING CONDITION AND TROUBLE AREA REFERENCE

Detecting Condition Trouble Area
Transponder code in the transponder built in the ignition key is invalid.
  • Use of the unregistered ignition key
  • ICM faulty
  • ECM faulty