Crankshaft Position Sensor Circuit
2004-2007 Buick Rainier 4.2L I6
Description
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.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1335 on Other Vehicles
Common Questions
What does code P1335 mean on a 2004-2007 Buick Rainier?
P1335 stands for "Crankshaft Position Sensor Circuit". 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.
What are the symptoms of P1335 on a Buick Rainier?
Common symptoms of P1335 include: Check Engine Light, Engine stalling, No start condition, Intermittent misfires, Rough idle.
What causes P1335 on a 2004-2007 Buick Rainier?
Common causes of P1335 include: Faulty crankshaft position sensor, Damaged reluctor wheel or tone ring, Wiring damage to CKP sensor, Excessive sensor-to-reluctor gap, Corroded CKP connector.