P2009moderate severityPowertrain
Intake Manifold Runner Control Circuit Low Bank 1
on 2004 Subaru Legacy 3.0L H6 · AWD
What this code means
Low voltage/current in the intake manifold runner control circuit bank 1.
Symptoms
- Check engine light
- Sluggish throttle response
Common causes
- Short to ground in wiring
- Corroded connector
- Failed actuator
Diagnostic steps
- Measure actuator circuit voltage
- Check wiring for shorts to ground
Repair notes
Repair short circuit or replace actuator.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1