P2008
Intake Manifold Runner Control Solenoid Circuit Open (Bank 1)
The ECU detects an open circuit on the IMRC solenoid for bank 1. No control current flows when the runner is commanded to switch, leaving the flap in its default position.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: easy
Common causes
Ordered by how often each turns out to be the cause.
- Solenoid coil openCommon
- Connector unplugged or corrodedPossible
- Pin pushed back out of connector bodyLess likely
Parts involved
- IMRC Solenoid
- IMRC Wiring
- ECM
P2008 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.