P0017critical severityPowertrain
Crankshaft Position/Camshaft Position Correlation Bank 1 Sensor B
on 2009 Subaru Forester 2.5L H4 · AWD
What this code means
The crankshaft and Bank 1 exhaust camshaft position signals do not correlate properly.
Symptoms
- Check Engine Light
- Rough running
- Engine noise
- No start condition
Common causes
- Timing chain issue
- Exhaust VVT solenoid failure
- Sensor failure
- Worn timing components
Diagnostic steps
- Check timing chain alignment
- Test exhaust VVT solenoid
- Inspect sensors
- Check oil condition
Repair notes
Repair timing system or VVT components.
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