P2019 moderate

Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 2)

The P2019 code means the vehicle's onboard diagnostic system has detected: Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 2). This is a moderate severity code.

My Garage →
Keep driving?
Short distances only
DIY difficulty
moderate
Estimated cost
$100 - $350 (parts and labor)
Recommended Tool
ANCEL AD310 OBD-II Scanner

Best-selling code reader on Amazon. Reads and clears check engine codes on any 1996+ vehicle. Under $30.

Check Price on Amazon

Affiliate link -- we earn a commission at no extra cost to you.

Every Tech Needs This
AstroAI Digital Multimeter

Essential for diagnosing sensor codes, checking voltage, and testing circuits. Under $15 and pays for itself on the first job.

Check Price on Amazon

Affiliate link -- we earn a commission at no extra cost to you.

Common Symptoms

  • Check Engine Light illuminated
  • Rough idle condition
  • Engine hesitation at low RPM
  • Reduced power delivery
  • Slightly increased fuel consumption

Probable Causes (Ranked by Likelihood)

  • Short to ground in Bank 2 runner position sensor circuit Very High
  • Defective Bank 2 runner position sensor High
  • Moisture intrusion in connector Moderate
  • Chafed wiring touching ground Moderate
  • PCM input circuit malfunction Low

Step-by-Step Diagnostic Procedure

  1. Read freeze frame data for P2019

  2. Check Bank 2 runner position sensor connector for moisture

  3. Measure sensor signal voltage and compare to Bank 1 readings

  4. Inspect wiring harness for damage or shorts to ground

Frequently Asked Questions

What does P2019 mean?

P2019 means the Bank 2 intake manifold runner position sensor circuit is reading below the expected voltage, typically from a short to ground in the wiring or a bad sensor.

Can I drive with a P2019 code?

Short-distance driving is safe. The PCM will use default values, resulting in minor performance reduction.

How much does it cost to fix P2019?

Typical repair costs range from $100 to $350, with wiring repairs being less expensive than a full sensor replacement.

Sources

This page is built from documented references. Verify against your own service info before repair work.

Explore More

Search codes Vehicle-specific fixes Guides By make

Was this helpful?

Share carcodefinder.com with a friend who needs to decode their check engine light.

Browse by symptom → Read repair guides → Fixes by vehicle →