Intake Manifold Runner Control Circuit Open (Bank 2)
Common Symptoms
- Check engine light illuminated
- Reduced engine power or acceleration
- Rough idle or engine hesitation
- Poor fuel economy
- Engine stumbling during acceleration
Most Likely Root Causes
- Faulty intake manifold runner control valve actuator
- Damaged or corroded wiring harness to runner control valve
- Open circuit in runner control valve connector
- Failed intake manifold runner control solenoid
- Broken intake manifold runner control linkage or mechanism
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Component Location
The intake manifold runner control valve is typically mounted on the intake manifold on the bank 2 side of the engine.
Manufacturer Notes
Some Ford and Chrysler V6 and V8 engines with variable intake manifold systems are prone to mechanical linkage failure causing this code.
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