P2260 - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P2260 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 P2260 code.

OBD II Fault Code

  • OBD II P2260

OBD-II Code Powertrain Control Module (PCM) failure is defined as a Secondary Air Injection System Control "B" Circuit High

The Secondary Air Injection System pumps outside fresh air into the Exhaust System during cold engine start up. This additional air helps burn up the highly rich exhaust emissions that are produced when the engine is warming up. The Secondary Air System typically has an Air Pump and some tubes or plumbing to route the air. The system also has a solenoid and Check Valve(s) to control the airflow. When the engine control module (PCM) detects a faulty with the Secondary Air Injection System, it will set code P2260.

Common Problems That Trigger the P2260 Code

  • Clogged or disconnected vacuum hose
  • Powertrain Control Module (PCM) failure
  • Secondary air pump failure
  • Secondary air pump relay failure
  • Wiring issue

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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