P1538
Intake Manifold Runner Control Stuck Open Bank 2
P1538 is an OBD-II diagnostic trouble code meaning: Intake Manifold Runner Control Stuck Open Bank 2. Common causes: mechanical jamming of the imrc damper, control solenoid valve malfunction. Estimated repair cost: $33–167.
Symptoms
- Reduced power at low speeds
- Uneven engine operation
- Check engine light comes on
- Deterioration in acceleration dynamics
- Possible popping sounds in the intake manifold
Causes
- Mechanical jamming of the IMRC damper
- Control solenoid valve malfunction
- Open or short circuit in control circuit
- Problems with the vacuum drive (if any)
- Engine control module malfunction
How to Fix
- Check the mechanical condition of the IMRC dampers
- Check the operation of the solenoid valve
- Check the integrity of wiring and connectors
- Check vacuum lines (if applicable)
- If necessary, replace the intake manifold assembly
Related codes
Error P1538 by Vehicle Brand
FAQ
What does the P1538 code mean?
P1538 is an OBD-II diagnostic trouble code that indicates: Intake Manifold Runner Control Stuck Open Bank 2
What causes a P1538 error code?
The most common causes of P1538 include: Mechanical jamming of the IMRC damper; Control solenoid valve malfunction; Open or short circuit in control circuit; Problems with the vacuum drive (if any).
How do I fix a P1538 diagnostic trouble code?
To fix P1538: Check the mechanical condition of the IMRC dampers. Check the operation of the solenoid valve. Check the integrity of wiring and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1538?
Yes, but get it checked soon
How much does it cost to fix P1538?
The estimated repair cost for P1538 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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