P0335high severityPowertrain
Crankshaft Position Sensor A Circuit
on 2009 Audi TT 3.2L V6 · AWD
What this code means
Malfunction in the crankshaft position (CKP) sensor circuit. The CKP sensor is critical for engine timing and operation.
Symptoms
- Check Engine Light
- No start condition
- Engine stalling
- Intermittent misfire
- Tachometer erratic or dead
Common causes
- Faulty CKP sensor
- Damaged reluctor/tone ring
- Wiring issue
- Sensor gap incorrect
- Oil contamination on sensor
Diagnostic steps
- Test CKP sensor resistance
- Check air gap
- Inspect reluctor ring for damage
- Test wiring continuity
- Scope CKP signal pattern
Repair notes
Replace CKP sensor. Check reluctor ring. CKP variation learn may be needed after replacement.
🔌 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