P1335high severityPowertrain
Crankshaft Position Sensor Circuit
on 2014 Cadillac ATS 2.5L I4 · RWD
What this code means
The PCM detected a malfunction in the crankshaft position sensor circuit. The CKP sensor provides engine speed and position information critical for ignition timing and fuel injection.
Symptoms
- Check Engine Light
- Engine stalling
- No start condition
- Intermittent misfires
- Rough idle
Common causes
- Faulty crankshaft position sensor
- Damaged reluctor wheel or tone ring
- Wiring damage to CKP sensor
- Excessive sensor-to-reluctor gap
- Corroded CKP connector
Diagnostic steps
- Test CKP sensor resistance
- Scope CKP sensor signal
- Inspect reluctor wheel for damage
- Check sensor air gap
- Inspect wiring and connector
Repair notes
Replace crankshaft position sensor. Inspect reluctor wheel for missing teeth or damage.
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