OBD Guide

P212C

Throttle Position Sensor/Switch G Circuit Low

P212C is an OBD-II diagnostic trouble code meaning: Throttle Position Sensor/Switch G Circuit Low. Common causes: throttle position sensor g malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable engine idling
  • Reduced engine power
  • Check Engine light comes on
  • Acceleration problems
  • The engine may go into emergency mode

Causes

  • Throttle position sensor G malfunction
  • Open or short circuit in the sensor circuit
  • Poor connection or corrosion in connectors
  • Problems with the engine control unit (ECU)
  • Mechanical damage to wiring

How to Fix

  1. Check throttle position sensor G for damage.
  2. Inspect the sensor circuit for breaks and short circuits
  3. Check connections and connectors for corrosion or poor contact
  4. Replace sensor if necessary
  5. Test the engine control unit

Related codes

Error P212C by Vehicle Brand

FAQ

What does the P212C code mean?

P212C is an OBD-II diagnostic trouble code that indicates: Throttle Position Sensor/Switch G Circuit Low

What causes a P212C error code?

The most common causes of P212C include: Throttle position sensor G malfunction; Open or short circuit in the sensor circuit; Poor connection or corrosion in connectors; Problems with the engine control unit (ECU).

How do I fix a P212C diagnostic trouble code?

To fix P212C: Check throttle position sensor G for damage.. Inspect the sensor circuit for breaks and short circuits. Check connections and connectors for corrosion or poor contact. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P212C?

Limited driving only, diagnose soon

How much does it cost to fix P212C?

The estimated repair cost for P212C is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat