Home / Symptom Diagnosis / No crank, or one click, when you turn the key
No crank, or one click, when you turn the key
High — fix right away
You turn the key and nothing happens, or you hear a single loud click and the engine does not turn over at all.
Possible causes
- Dead battery — Most likely · Codes: P0562
Check first: Look at the dashboard lights. If they are dim or off, the battery is likely dead. Try a jump start. - Bad starter — Most likely · Codes: P0615
Check first: Turn the key and listen for one loud click. If the dashboard lights stay bright but the engine does not turn, the starter may be bad. - Corroded battery terminals — Possible · Codes: P0562
Check first: Look at the battery terminals. White or green crust on the terminals can block power. Clean them and tighten the cables.
Questions, answered
What usually causes this?
The most likely causes are: Dead battery; Bad starter; Corroded battery terminals. If you are not sure what is wrong, have it checked by a qualified technician.
Is it safe to drive with this symptom?
No — stop driving and get it checked. This symptom can mean a serious problem.
Not repair advice. If you are not sure what is wrong, have it checked by a qualified technician. Cars differ by make, model and year.
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