Engine-CodesGeneric – P0908

P0908 Code - Gate Select Position Circuit Intermittent

Quick Answer

The diagnostic trouble code P0908 indicates an issue with the Gate Select Position Circuit being intermittent. Common causes include Faulty gate select position sensor, Damaged wiring or connectors in the circuit, Corrosion or moisture in the transmission system. 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
P0908 indicates Gate Select Position Circuit Intermittent.
Common causes
Common causes include Faulty gate select position sensor, Damaged wiring or connectors in the circuit, Corrosion or moisture in the transmission system.
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P0908 Description

The diagnostic trouble code P0908 indicates an issue with the Gate Select Position Circuit being intermittent. This code is typically found in vehicles with automatic transmissions. The gate select position circuit is responsible for accurately detecting which gear the transmission is in, allowing the vehicle's computer system to adjust engine performance accordingly.

OBDII Code P0908 - Gate Select Position Circuit Intermittent
P0908 Code - Gate Select Position Circuit Intermittent

Common Causes of P0908

  1. Faulty gate select position sensor
  2. Damaged wiring or connectors in the circuit
  3. Corrosion or moisture in the transmission system
  4. Electronic control module (ECM) failure
  5. Transmission fluid contamination

Symptoms of P0908

  1. Difficulty shifting gears
  2. Incorrect gear selection displayed on the dashboard
  3. Harsh or delayed shifting
  4. Transmission slipping
  5. Illuminated Check Engine Light

How to Fix P0908

  1. Diagnose the issue by using a scan tool to read the fault codes and inspecting the gate select position sensor and wiring for any visible damage.
  2. Replace the faulty gate select position sensor if necessary.
  3. Repair or replace any damaged wiring or connectors in the circuit.
  4. Clean and inspect the transmission system for any signs of corrosion or moisture.
  5. Reset the vehicle's computer system and perform a test drive to ensure the issue has been resolved.

Cost to Fix P0908

The typical repair costs for addressing the P0908 code can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on various factors. It's recommended to check with local repair shops for a more accurate estimate based on your vehicle make and model.

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Code P0908 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.

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