No Crank / No Start - No Sound
The engine does not crank and there is no sound when attempting to start. This indicates a complete failure in the starting circuit, likely due to a dead battery, faulty starter, or an immobilizer issue.
Diagnosis Details
Possible Causes
Dead or weak battery (most common cause of no sound/no crank)
Faulty starter motor or solenoid
Ignition switch or starter relay failure
Security/immobilizer system preventing start
Corroded or loose battery cables or ground connections
Related OBD-II Codes
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What You Should Do
Check battery voltage (should be 12.6V+).
Clean and tighten battery terminals.
Try jump-starting.
If no crank, test starter relay and fuse.
Inspect starter solenoid and wiring.
If security light flashes, try resetting with key fob or consult dealer.
Related Repairs
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.
