[SOLVED] P261A Code: Fixing Coolant Pump ‘b’ Control Circuit/Open

The P261A fault code in automobiles indicates a problem with the coolant pump relay, pump, or its wiring. The most common symptom is the illumination of the engine light or service engine soon warning light. The cause of this fault code could be a faulty coolant pump relay, a faulty coolant pump, an open or shorted coolant pump harness, or a poor electrical connection.

The importance of repairing this issue lies in the fact that it can lead to engine overheating and damage. The repair difficulty is moderate, and it takes around 1.0 hour to fix. To interpret the fault code, one needs to check the possible causes listed above and visually inspect the related wiring harness and connectors for any damage or corrosion.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of p261a fault code. Here are the symptoms to look out for:

  • The P261A fault code in automobiles can cause the following symptoms: Engine Light ON, Service Engine Soon Warning Light, engine misfires, engine stalling, reduced engine power, poor acceleration, rough idling, decreased fuel efficiency, and difficulty starting the engine.
  • It is important to address this fault code promptly to avoid further damage to the vehicle.

The automobile fault code p261a can be caused by a faulty coolant pump relay, coolant pump, harness, or poor electrical connection.

  • The automobile fault code P261A can be caused by a faulty coolant pump relay.
  • It can also be caused by a faulty coolant pump or a coolant pump harness that is open or shorted.
  • Poor electrical connection to the coolant pump can also trigger this fault code.

To fix the automobile fault code p261a, check the possible causes and inspect related wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code p261a, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors for any damage or corrosion.
  • Look for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P261A can be diagnosed and fixed within an estimated repair time of 1.0 hour.

The cost of repair is influenced by the repair time, which is commonly charged between $75 and $150 per hour by most auto repair shops. Therefore, the total cost of diagnosis and fixing the P261A fault code will depend on the hourly rate charged by the repair shop and the estimated repair time required to fix the issue.

The P261A code is an OBDII fault code that relates to the Coolant Pump ‘B’ Control Circuit. The Powertrain Control Module (PCM) is responsible for monitoring this circuit’s signal.

If the signal is not within the factory specifications, the PCM will set the P261A code. This fault code indicates that there is an issue with the Coolant Pump ‘B’ Control Circuit.

It is important to address this issue promptly to prevent further damage to the vehicle.

What are the possible causes of the automobile fault code P261A?

If you see the engine light on or the service engine soon warning light, it could be due to the P261A fault code. This code is usually caused by a faulty coolant pump relay, a faulty coolant pump, an open or shorted coolant pump harness, or a poor electrical connection. To fix this issue, you should check the possible causes listed above, visually inspect the related wiring harness and connectors, and look for damaged components or broken, bent, pushed out, or corroded connector’s pins.

How can I visually inspect the related wiring harness and connectors to fix the P261A fault code?

If you’re experiencing an Engine Light ON or Service Engine Soon Warning Light due to a P261A fault code, there are a few possible causes to consider. These include a faulty coolant pump relay, a faulty coolant pump, an open or shorted coolant pump harness, or a poor electrical connection to the coolant pump. To fix the issue, start by visually inspecting the related wiring harness and connectors. Look for any damaged components and check for broken, bent, pushed out, or corroded connector pins.

What are the signs of damaged components that I should look for when fixing the P261A fault code?

If you’re fixing the P261A fault code, look out for the engine light or service engine soon warning light turning on. The possible causes include a faulty coolant pump relay, a faulty coolant pump, an open or shorted coolant pump harness, or a poor electrical connection. To fix it, check the possible causes listed above, visually inspect the related wiring harness and connectors, and look for damaged components such as broken, bent, pushed out, or corroded connector’s pins.

p261a error fault code explained

If your engine light is on and you have a P261A fault code, it could be due to a faulty coolant pump relay, coolant pump, or poor electrical connection. Visually inspect the wiring harness and connectors for damage and check for broken or corroded pins.

Check the possible causes listed above.

Scroll to Top