[SOLVED] P0B01 Code – Low Current In Auxiliary Transmission Fluid Pump Motor: How To Fix It!

The automobile fault code P0B01 indicates a problem with the Auxiliary Transmission Fluid Pump. This can be identified by the Engine Light or Service Engine Soon Warning Light turning on. The cause of this fault code could be a faulty pump, an open or shorted harness, or a poor electrical connection in the pump circuit.

To fix this issue, it is recommended to visually inspect the wiring harness and connectors for any damage.

Look out 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 transmission system.

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

When the engine light is on or the service engine soon warning light is illuminated, it could be a sign of the p0b01 fault code.

  • The symptoms of the automobile fault code p0b01 include the Engine Light being ON or the Service Engine Soon Warning Light being illuminated.

The automobile fault code p0b01 can be caused by a faulty auxiliary transmission fluid pump, an open or shorted harness, or a poor electrical connection in the pump circuit.

  • The fault code p0b01 can be caused by: a faulty Auxiliary Transmission Fluid Pump, an open or shorted harness for the Auxiliary Transmission Fluid Pump, and a poor electrical connection in the Auxiliary Transmission Fluid Pump circuit.

To fix the p0b01 fault code, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code p0b01, first, check the possible causes mentioned above.
  • Then, visually inspect the wiring harness and connectors related to the issue.
  • Look for any damaged components and check if there are any broken, bent, pushed out, or corroded pins in the connectors.
  • This fix is estimated to take approximately 1.0 hour.

The factors influencing the cost of diagnosing and fixing the automobile fault code p0b01 are the estimated repair time and the hourly rate charged by auto repair shops. The estimated repair time for this fault code is 1.0 hour. Auto repair shops typically charge between $75 and $150 per hour for their services.

These factors will determine the overall cost of diagnosing and fixing the p0b01 fault code.

The P0B01 fault code refers to the Auxiliary Transmission Fluid Pump Motor Phase U Current being low. This fault code is detected by the Engine Control Module (ECM) when the signal from the motor is not within the specified range set by the manufacturer. When this fault code is triggered, it indicates that there is an issue with the Auxiliary Transmission Fluid Pump Motor.

The motor is responsible for pumping transmission fluid to ensure smooth operation of the transmission system.

If you encounter this fault code, it is important to have the motor inspected and tested by a qualified technician.

They will be able to determine the exact cause of the low current and recommend the necessary repairs or replacements. Ignoring this fault code can lead to further damage to the transmission system and potentially result in costly repairs.

What are the possible causes for the automobile fault code p0b01?

If you see the engine light or service engine soon warning light on, the fault code P0B01 could be the culprit. This code is often caused by a faulty auxiliary transmission fluid pump, an open or shorted harness, or a poor electrical connection in the pump circuit. To fix the issue, visually inspect the wiring harness and connectors, checking for any damage or corrosion. Also, look out for broken, bent, pushed out, or corroded pins in the connectors. Don’t forget to check the possible causes listed above for a more comprehensive solution.

How can I visually inspect the wiring harness and connectors to fix the fault code p0b01?

If you’re dealing with the fault code p0b01 and your engine light is on, it’s time to take a closer look at the wiring harness and connectors. The most common cause of this issue is a faulty auxiliary transmission fluid pump, but it could also be due to an open or shorted harness or a poor electrical connection. To fix the problem, visually inspect the wiring harness and connectors for any signs of damage. Check for broken, bent, pushed out, or corroded pins on the connectors. Don’t forget to refer to the “Possible Causes” listed above for further troubleshooting.

What should I look for when checking for damaged components and connector’s pins to resolve the fault code p0b01?

When resolving the fault code p0b01, start by checking for damaged components and connector’s pins. This can be done by visually inspecting the related wiring harness and connectors. Look for any signs of damage such as broken, bent, pushed out, or corroded pins. These issues can cause a poor electrical connection or an open/short circuit in the Auxiliary Transmission Fluid Pump harness, leading to the engine light being ON. By addressing these potential causes, you can effectively fix the problem.

p0b01 error fault code explained

If your engine light is on and you’re seeing the P0B01 fault code, it could be due to a faulty auxiliary transmission fluid pump or issues with the pump’s harness and electrical connection. To fix it, visually inspect the wiring harness and connectors, checking for any damage or corrosion.

Look out for broken or bent pins as well.

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