AutoCodes – Generic – P2805

P2805 Code - Transmission Range Sensor 'A'/'B' Correlation

Quick Answer

This Diagnostic Trouble Code (DTC) is stored when a fault is detected with the transmission range sensor. Common causes include Faulty Transmission Range Sensor 'A'/'B', Transmission Range Sensor 'A'/'B' harness is open or shorted, Transmission Range Sensor 'A'/'B' circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P2805 indicates Transmission Range Sensor 'A'/'B' Correlation.
Common causes
Common causes include Faulty Transmission Range Sensor 'A'/'B', Transmission Range Sensor 'A'/'B' harness is open or shorted, Transmission Range Sensor 'A'/'B' circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 22,634
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 03, 2022
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Code P2805 Description

This Diagnostic Trouble Code (DTC) is stored when a fault is detected with the transmission range sensor. The range sensor or switch is used to monitor the gear selector position. Live data can be used to validate the gear selector position. Calibration may be required after a repair is carried out on the system.
OBDII Code P2805 - Transmission Range Sensor 'A'/'B' Correlation - AutoCodes.com
P2805 Code - Transmission Range Sensor 'A'/'B' Correlation

What are the Possible Causes of the DTC P2805?

  • Faulty Transmission Range Sensor 'A'/'B'
  • Transmission Range Sensor 'A'/'B' harness is open or shorted
  • Transmission Range Sensor 'A'/'B' circuit poor electrical connection

How to Fix the DTC P2805?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2805 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2805 code?

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Need Help with the Code?

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Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2805 Code

No Frequently Asked Questions about P2805 Code found.

Discuss the causes and fixes for P2805 OBDII Code

  • IN AUDI A6 2018 MODEL FOUND P280500 TRANSMISSION RANGE SENSOR A/B CORRELATION (00100110 PASSIVE/SPORADIC). PLEASE ADVICE US FOR THIS ABOVE MENTIONED CONCERN

  • Unfortunately, I have no information for the 2018 models yet. If you vehicle is 2018, then it should still be under warranty and you should take it to the dealer.

  • I have an 07 ML500 with the code 2805 can someone help

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