OBD-II code · Powertrain (generic, extended)
P2012 Intake Manifold Runner Control Circuit Low (Bank 2)
The IMRC actuator drive line on bank 2 reads below the expected voltage threshold — typically a short to ground or a stuck-low driver inside the control module.
Is it safe to drive with P2012?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyShort to ground in driver line
- PossibleActuator winding shorted internally
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2 h
- Emissions test
- Likely to fail
- Parts involved
- Imrc Actuator, Intake Manifold Runner Harness
Related codes
- P2011Intake Manifold Runner Control Circuit/Open (Bank 2)
- P200FCatalyst System Over Temperature (Bank 2)
- P2010Intake Manifold Runner Control Solenoid Circuit High (Bank 1)
- P2013Intake Manifold Runner Control Circuit High (Bank 2)
- P2014Intake Manifold Runner Position Sensor/Switch Circuit (Bank 1)
- P2015Intake Manifold Runner Position Sensor/Switch Range/Performance (Bank 1)
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.