P1570
Engine control Module Locked
Severity
🔴 HighCan you drive?
Do not drive — repair immediately
Approx. repair cost
$56–278 (est.)
Symptoms
- Engine won't start
- The immobilizer indicator is on
- Engine stalls after starting
- Engine power limitation
- The security light on the dashboard is flashing
Causes
- Immobilizer malfunction
- Problems with ECU wiring or connectors
- ECU software failure
- Damage to the chip in the ignition key
- Security module malfunction
How to Fix
- Check the condition of the immobilizer and its components
- Diagnose ECU wiring and connectors
- Reflash or replace the ECU
- Check the ignition key and its chip
- Repair only from an authorized dealer