Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1)
The P2016 code means the vehicle's onboard diagnostic system has detected: Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1). This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- moderate
- Estimated cost
- $100 - $350 (parts and labor)
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Common Symptoms
- Check Engine Light on
- Engine runs rough at certain RPMs
- Poor idle quality
- Reduced throttle response
- Slightly increased fuel consumption
Probable Causes (Ranked by Likelihood)
- Short to ground in runner position sensor circuit Very High
- Failed runner position sensor High
- Damaged or corroded wiring Moderate
- Water intrusion in sensor connector Moderate
- PCM input circuit fault Low
Step-by-Step Diagnostic Procedure
-
Confirm P2016 and read freeze frame data
-
Check runner position sensor connector for moisture or corrosion
-
Measure sensor signal voltage at idle and compare to spec
-
Test wiring continuity between sensor and PCM
Frequently Asked Questions
What does P2016 mean?
P2016 indicates the intake manifold runner position sensor on Bank 1 is reading below the expected voltage range, usually due to a short to ground or a failed sensor.
Can I drive with a P2016 code?
Yes, driving short distances is safe. The PCM will substitute default values, causing minor performance impacts.
How much does it cost to fix P2016?
Repairs typically cost $100 to $350, depending on whether the fix is a wiring repair or sensor replacement.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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