What causes a P0616 code?

Common causes: Failed relay; Wiring short.

Is it safe to drive with a P0616 code?

No — this code can cause damage if you keep driving. Get it diagnosed before continuing. Estimated repair: $20-$150.

OBD-II Code · Starting

Starter Relay Circuit Low

high severityDo not drive$20-$150

Starter relay circuit voltage low.

Common symptoms

Likely causes

Where to start

Try the cheapest cause first. Start by checking: failed relay.
Cost & scope. $20-$150
If the code returns after the fix: escalate to a shop or scanner with live-data and freeze-frame. A code that re-sets means the underlying fault is still there. Don't keep driving with this one active — risk of damage.

Look up another code

More free tools