P1260
Theft Detected Vehicle Immobilized
Severity
🔴 HighCan you drive?
Yes, but get it checked soon
Approx. repair cost
$6–167 (est.)
Symptoms
- Engine won't start
- The immobilizer indicator is flashing
- Alarm goes off for no reason
- The ignition turns on, but the starter does not engage
Causes
- Faulty or unrecognized ignition key
- Damage to the immobilizer antenna
- Problems with the immobilizer ECU
- Broken wiring in the anti-theft system
- Key and immobilizer synchronization failure
How to Fix
- Check the battery in the ignition key
- Diagnose the immobilizer antenna
- Check the integrity of the system wiring
- Reprogram immobilizer keys
- Contact service to reset the system