OBD Guide

P2012

Intake Manifold Runner Control Circuit Low Bank 2

P2012 is an OBD-II diagnostic trouble code meaning: Intake Manifold Runner Control Circuit Low Bank 2. Common causes: open or short circuit in control circuit, poor contact in connectors. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Reduced engine power
  • Unstable operation at idle
  • Increased fuel consumption
  • Check Engine Light Illuminates
  • Dips during acceleration

Causes

  • Open or short circuit in control circuit
  • Poor contact in connectors
  • Control solenoid valve malfunction
  • Damage to the damper control unit
  • Problems with power or circuit ground

How to Fix

  1. Check the integrity of the control circuit
  2. Inspect connectors and contacts for oxidation
  3. Check the resistance of the solenoid valve
  4. Check power and ground circuit
  5. If necessary, replace the damper control unit

Related codes

Error P2012 by Vehicle Brand

FAQ

What does the P2012 code mean?

P2012 is an OBD-II diagnostic trouble code that indicates: Intake Manifold Runner Control Circuit Low Bank 2

What causes a P2012 error code?

The most common causes of P2012 include: Open or short circuit in control circuit; Poor contact in connectors; Control solenoid valve malfunction; Damage to the damper control unit.

How do I fix a P2012 diagnostic trouble code?

To fix P2012: Check the integrity of the control circuit. Inspect connectors and contacts for oxidation. Check the resistance of the solenoid valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2012?

Yes, but get it checked soon

How much does it cost to fix P2012?

The estimated repair cost for P2012 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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