Intake Manifold Runner Control Circuit/Open (Bank 1) - Position 'B'
The P2094 code means the vehicle's onboard diagnostic system has detected: Intake Manifold Runner Control Circuit/Open (Bank 1) - Position 'B'. This is a moderate severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- moderate
- Estimated cost
- $100 - $500 (parts and labor)
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Common Symptoms
- Check Engine Light on
- Loss of high-RPM power
- Hesitation at higher engine speeds
- Rough idle or surging
- Possible intake whistling
Probable Causes (Ranked by Likelihood)
- Failed position B runner control actuator Very High
- Open wiring to position B actuator High
- Broken position B runner flap or linkage Moderate
- ECM position B driver failure Low
Step-by-Step Diagnostic Procedure
-
Inspect position B runner flaps for operation
-
Check position B actuator wiring
-
Test position B actuator directly
-
Check runner B linkage for damage
Frequently Asked Questions
What does P2094 indicate?
P2094 indicates: Intake Manifold Runner Control Circuit/Open (Bank 1) - Position 'B'. The ECM detected an issue requiring diagnosis.
Is P2094 urgent?
Moderate priority. Schedule a repair.
What should I check first?
Start with a visual inspection of the sensor wiring and connector. Then use a scan tool to read live data and compare to expected values. A multimeter can verify sensor resistance and circuit integrity.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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