P212C — Throttle Position Sensor/Switch G Circuit Low

What Does P212C Mean?

P212C is a diagnostic trouble code indicating: Throttle Position Sensor/Switch G Circuit Low. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P212C

⚠️ Check Engine Light (MIL) illuminated
⚠️ Throttle Position Sensor/Switch G reading at zero or minimum value
⚠️ Related system not functioning or in fail-safe mode
⚠️ Reduced engine performance

Common Causes

🔍 Open or broken wire in Throttle Position Sensor/Switch G circuit
🔍 Poor ground connection at Throttle Position Sensor/Switch G
🔍 Faulty Throttle Position Sensor/Switch G with no output signal
🔍 Disconnected or loose Throttle Position Sensor/Switch G connector
🔍 Blown fuse in related circuit

Frequently Asked Questions

What does P212C mean?

P212C indicates: Throttle Position Sensor/Switch G Circuit Low. The vehicle's computer has detected that the Throttle Position Sensor/Switch G is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P212C?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P212C for extended periods may cause additional problems.

How much does it cost to fix P212C?

Repair costs for P212C typically range from $20 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Repair broken wire or restore ground in Throttle Position Sensor/Switch G circuit
🔧 Clean and secure Throttle Position Sensor/Switch G connector and ground points
🔧 Replace failed Throttle Position Sensor/Switch G

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P212C: Throttle Position Sensor/Switch G Circuit Low