P0016critical severityPowertrain
Crankshaft Position/Camshaft Position Correlation Bank 1 Sensor A
on 2016 Audi A6 2.0L Turbo I4 · AWD
What this code means
The PCM detected that the crankshaft position and Bank 1 intake camshaft position signals are not correlating properly.
Symptoms
- Check Engine Light
- Engine may not start
- Rough running
- Loss of power
- Engine noise
Common causes
- Timing chain stretched or jumped
- VVT solenoid failure
- Tone ring damage
- Sensor failure
- Oil issues affecting VVT
Diagnostic steps
- Check timing chain alignment marks
- Inspect VVT solenoid
- Test crank and cam sensors
- Check oil condition
- Inspect tone rings
Repair notes
If timing chain has jumped, replace chain, guides, and tensioner. Check VVT 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
00532
Supply Voltage B+ Signal too Low
16394
Camshaft/Crankshaft Position Correlation Bank 1
16395
Camshaft Position Actuator Circuit/Open Bank 1
16486
Mass or Volume Air Flow Circuit Low Input
16487
Mass or Volume Air Flow Circuit High Input
16500
Engine Coolant Temperature Circuit Malfunction
16501
Engine Coolant Temperature Circuit Low Input
16502
Engine Coolant Temperature Circuit High Input
16514
O2 Sensor Circuit Bank 1 Sensor 1
16515
O2 Sensor Circuit Low Voltage Bank 1 Sensor 1