P1521high severityPowertrain
Camshaft Position Actuator Bank 2 Tight
on 2011 Mini Cooper 1.6L I4 · FWD
What this code means
The DME detected that the intake camshaft position actuator (VANOS unit) on Bank 2 is mechanically tight or seized. The actuator cannot achieve its target position within the expected time.
Symptoms
- Check Engine Light
- VANOS rattle
- Power loss at low RPM
- Rough idle
- Reduced fuel economy
Common causes
- Worn VANOS unit seals Bank 2
- Oil sludge in VANOS
- Failing VANOS solenoid Bank 2
- Insufficient oil pressure
- Internal VANOS wear
Diagnostic steps
- Listen for VANOS rattle
- Check oil level and quality
- Monitor VANOS position Bank 2
- Test VANOS solenoid Bank 2
- Check oil pressure
Repair notes
Rebuild or replace the VANOS unit on Bank 2.
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