AutoCodes – Generic – P0950

P0950 Code - Auto Shift Manual Control Circuit

Quick Answer

The Transmission Control Module (TCM) monitors the Auto Shift Manual signal from the Auto Shift Manual Switch. Common causes include Faulty Auto Shift Manual Switch, Auto Shift Manual Switch harness is open or shorted, Auto Shift Manual Switch 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: P0950 indicates Auto Shift Manual Control Circuit.
Common causes: Common causes include Faulty Auto Shift Manual Switch, Auto Shift Manual Switch harness is open or shorted, Auto Shift Manual Switch 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 7,142

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 11, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P0950 Description

The Transmission Control Module (TCM) monitors the Auto Shift Manual signal from the Auto Shift Manual Switch. The TCM sets the OBDII code when the signal from the Auto Shift Manual Switch is not to factory specifications.

OBDII Code P0950 - Auto Shift Manual Control Circuit - AutoCodes.com — P0950 Code - Auto Shift Manual Control Circuit

What does this mean?

What are the Possible Causes of the DTC P0950?

Faulty Auto Shift Manual Switch
Auto Shift Manual Switch harness is open or shorted
Auto Shift Manual Switch circuit poor electrical connection

How to Fix the DTC P0950?

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 P0950 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.

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Information for Specific Makes

P0950 Dodge — Auto Shift Manual Control Circuit

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.