What causes a P2112 code?

Common causes: Carbon buildup; Broken actuator.

What are the symptoms of a P2112 code?

Typical symptoms: No power; Won't rev.

No — this code can cause damage if you keep driving. Get it diagnosed before continuing. Estimated repair: $200-$700.

OBD-II Code · Fuel & Air

Throttle Actuator Control Stuck Closed

high severityDo not drive$200-$700

Throttle plate stuck closed.

Common symptoms

Likely causes

Where to start

Try the cheapest cause first. Start by checking: carbon buildup.
Cost & scope. $200-$700
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.

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