Engine-Codes - BMW - P105B BMW

P105B BMW Code - Internal Control Module VVT Error Voltage Too Low

- Code Popularity: 16,196 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code P105B BMW?

  • Battery voltage too low
  • Faulty Control Module Variable Valve Timing (VVT)
  • Control Module VVT harness is open or shorted
  • Control Module VVT circuit poor electrical connection

|How to Fix the P105B BMW 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.

|Code P105B BMW Tech Notes

BMW Hex Code 0x2A77
BMW Code 10871

|What is the Cost to Diagnose the Code P105B BMW?

Labor: 1.0

The cost to diagnose the P105B BMW 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 P105B BMW Possible Symptoms?

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

|What Does the P105B BMW Code Mean?

On the Valvetronic VVT (Variable Valve Lift Control), the variable valve gear reduces fuel consumption by adjusting the stroke of the intake valves. An electric motor is used to drive a worm gear that moves the eccentric shaft. The eccentric shaft uses intermediate levers that change the effect of the camshaft on the rocker arms. The Diagnostic Trouble Code (DTC) will be set when an excess current is recognized on the high side or low side transistors.

P105B BMW Code - Internal Control Module VVT Error Voltage Too Low

|Need more Information on the P105B BMW Code?

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|Need Help with the P105B BMW Code?

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