[SOLVED] P0C4B Code: Hybrid Battery Pack Coolant Pump Circuit Fix Guide

The automobile fault code P0C4B indicates a problem with the Hybrid Battery Pack Coolant Pump.

The most common symptom is the Engine Light being ON or the Service Engine Soon Warning Light. The cause of this fault code can be a faulty Hybrid Battery Pack Coolant Pump, an open or shorted harness, or a poor electrical connection in the pump circuit.

To fix this issue, you should visually inspect the wiring harness and connectors for any damage. Look for broken, bent, pushed out, or corroded pins in the connectors. The repair time for this problem is estimated to be around 1.0 hour.

It is important to address this issue promptly to prevent further damage to the hybrid battery system.

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

When the p0c4b fault code appears, you may notice the Engine Light ON or the Service Engine Soon Warning Light illuminated.

  • The symptoms of the automobile fault code p0c4b include the Engine Light being ON or the Service Engine Soon Warning Light being illuminated.

The fault code p0c4b can be caused by a faulty hybrid battery pack coolant pump, an open or shorted harness, or a poor electrical connection in the coolant pump circuit.

  • The fault code p0c4b can be caused by: a faulty Hybrid Battery Pack Coolant Pump, an open or shorted Hybrid Battery Pack Coolant Pump harness, or a poor electrical connection in the Hybrid Battery Pack Coolant Pump circuit.

To fix the automobile fault code p0c4b, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code p0c4b, you need to follow these steps: – First, check the possible causes mentioned above.
  • – Next, visually inspect the wiring harness and connectors related to the fault code.
  • – Look for any damaged components and check for broken, bent, pushed out, or corroded connector pins.
  • – This fix should take approximately 1.0 hour to complete.

The factors influencing the cost of diagnosing and fixing the automobile fault code p0c4b are the estimated repair time of 1.0 hour and the typical hourly rate charged by auto repair shops, which ranges from $75 to $150.

The P0C4B fault code refers to an issue with the Hybrid Battery Pack Coolant Pump in your vehicle. The Engine Control Module (ECM) is responsible for monitoring this pump, and if it detects that the pump is not operating within the factory specifications, it will trigger the P0C4B code. This code specifically relates to a problem with the supply voltage circuit of the Hybrid Battery Pack Coolant Pump.

When this fault code appears, it indicates that there is an electrical issue with the power supply to the Hybrid Battery Pack Coolant Pump. This can result in the pump not functioning properly, which can lead to problems with cooling the hybrid battery pack. It is important to address this issue promptly to prevent any further damage to the battery pack and ensure the optimal performance of your vehicle.

A qualified technician will be able to diagnose the exact cause of the problem and provide the necessary repairs or replacements to resolve the P0C4B fault code.

What are the possible causes for the automobile fault code p0c4b?

If you see the engine light or service engine soon warning light on, the fault code P0C4B could be the culprit. This code is often caused by a faulty hybrid battery pack coolant pump, an open or shorted harness for the pump, or a poor electrical connection in the pump circuit. To fix this issue, start by visually inspecting the wiring harness and connectors. Look for any signs of damage or corrosion, and check for broken, bent, pushed out, or corroded pins in the connectors.

How can I visually inspect the wiring harness and connectors to fix the fault code p0c4b?

If you’re dealing with the fault code p0c4b and your engine light is on, it’s time to take action. The most likely cause is a faulty Hybrid Battery Pack Coolant Pump or issues with the wiring harness and connectors. To fix this, start by visually inspecting the wiring harness and connectors. Look for any signs of damage, such as broken or bent pins, corrosion, or components that are out of place. This step is crucial in identifying and resolving the issue. Don’t delay, get to work and get your engine back in top shape.

What should I look for when checking for damaged components and connector’s pins to resolve the fault code p0c4b?

When troubleshooting the fault code p0c4b, start by visually inspecting the wiring harness and connectors. Look for any damaged components and check for broken, bent, pushed out, or corroded connector’s pins. These issues can cause a poor electrical connection or an open or short circuit in the Hybrid Battery Pack Coolant Pump. By checking for these issues, you can identify and resolve the cause of the fault code.

p0c4b error fault code explained

If you see the Engine Light ON or the Service Engine Soon Warning Light, it could be due to a faulty Hybrid Battery Pack Coolant Pump. To fix it, visually inspect the wiring harness and connectors for any damage. Also, check for broken, bent, pushed out, or corroded connector pins.

Scroll to Top