P0013moderate severityPowertrain
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
on 2001 BMW 525i 2.5L I6 M54 · RWD
What this code means
The PCM detected a malfunction in the exhaust camshaft position actuator (VVT solenoid) circuit for Bank 1.
Symptoms
- Check Engine Light
- Rough idle
- Poor emissions
- Reduced power
Common causes
- Faulty exhaust VVT solenoid
- Wiring damage
- PCM failure
- Low oil level
Diagnostic steps
- Test VVT solenoid resistance
- Inspect wiring
- Check oil level
- Command solenoid with scan tool
Repair notes
Replace exhaust VVT solenoid or repair wiring.
🔌 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