Engine-Codes - Generic - P0B03

P0B03 Code - Auxiliary Transmission Fluid Pump Motor Phase V Current

- Code Popularity: 2,029 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

What are the Possible Causes of the Code P0B03?

  • Faulty Auxiliary Transmission Fluid Pump
  • Auxiliary Transmission Fluid Pump harness is open or shorted
  • Auxiliary Transmission Fluid Pump circuit poor electrical connection

How to Fix the P0B03 Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the Cost to Diagnose the Code P0B03?

Labor: 1.0

The cost to diagnose the P0B03 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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What are Code P0B03 Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the P0B03 Code Mean?

The Engine Control Module (ECM) monitors the Auxiliary Transmission Fluid Pump Motor. The ECM sets the OBDII code when the Auxiliary Transmission Fluid Pump Motor signal is out of factory specifications.

P0B03 Code - Auxiliary Transmission Fluid Pump Motor Phase V Current

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