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P0335 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0335 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0335 code.

What Does P0335 Code Mean?

OBD-II Code P0335 is defined as a Crankshaft Position Sensor "A" Circuit Malfunction

The Distributor/Crankshaft Position Sensor measures the exact rotational speed and position of the crankshaft. This provides a critical data signal used by the Powertrain Control Module (PCM) to control Ignition Spark Timing and Fuel Delivery. When this signal is interrupted for any reason, code P0335 is set and the MIL or Check Engine Light is illuminated. 

P0335 Symptoms

  • Check Engine Light will illuminate
  • Hard starting/cranking without starting
  • Engine hesitation or stalling
  • Engine dies and will not re-start
  • In many cases, no abnormal symptoms may be noticed

Common Problems That Trigger the P0335 Code

  • Defective Crankshaft Position Sensor
  • Faulty or corroded Crankshaft Position Sensor wiring or connections
  • Defective Camshaft Position Sensor
  • Rough running/misfiring Engine

Common Misdiagnoses

  • Crankshaft Position Sensor is replaced when the cause is a defective Camshaft Position Sensor 
  • Crankshaft Position Sensor is replaced when the cause is a poor connection or chafed wiring
  • Crankshaft Position Sensor is replaced when the cause is a misfiring engine

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