P050D - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P050D 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 P050D code.

OBD II Fault Code

  • OBD II P050D

OBD-II Code Decreased engine performance is defined as a Cold Start Rough Idle

The engine control module (PCM) monitors misfires on initial startup. When the PCM detects a misfire on startup, the PCM will set code P050D.

Decreased engine performance Symptoms

  • Decreased engine performance
  • Engine may run rough

Common Problems That Trigger the P050D Code

  • Air intake heater failure
  • Crankshaft Position Sensor (CKP) failure
  • Engine misfire
  • Powertrain Control Module (PCM) failure

About the Author

Brad Kava is an automotive expert at RepairPal, the leading online source of auto repair resources and estimates. With many ASE Master certified mechanics on staff who have decades of experience, RepairPal knows all the fine points of car repair.

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