P0015moderate severityPowertrain
Exhaust Camshaft Position Timing Over-Retarded Bank 1
on 2026 Mini Cooper 1.5L I3 Turbo · FWD
What this code means
The exhaust camshaft timing for Bank 1 is more retarded than commanded by the PCM.
Symptoms
- Check Engine Light
- Loss of power
- Rough idle
- Poor emissions
Common causes
- VVT solenoid failure
- Low oil pressure
- Oil sludge
- Timing chain wear
Diagnostic steps
- Check oil level and condition
- Test VVT solenoid
- Monitor cam position
- Check oil pressure
Repair notes
Replace VVT solenoid or service timing system.
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Bluetooth code reader (~$25)
Veepeak OBDCheck BLE →
Pairs with your phone — reads and clears codes, live data.
Serious DIY (~$100)
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
Shop-grade tablet (~$300+)
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
As an Amazon Associate, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Other Powertrain codes on this vehicle
29E0
Lambda Additive/Idle Adaptation Limit, Bank 1
29E1
Lambda Additive/Idle Adaptation Limit, Bank 2
29E2
Lambda Multiplicative Part-Load Adaptation Limit, Bank 1
29E3
Lambda Multiplicative Part-Load Adaptation Limit, Bank 2
2A0F
Intake Camshaft Position Sensor Plausibility Fault
2A2C
Camshaft to Crankshaft Correlation Implausible
2A2D
Camshaft to Crankshaft Correlation Offset Fault
2A82
Intake VANOS Position Control Deviation, Bank 1
2A83
Intake VANOS Control Fault / Timing Over-Advanced, Bank 1
2A87
Exhaust VANOS Position Control Deviation, Bank 1