AutoCodes – Generic – P0C2B

P0C2B Code - Auxiliary Transmission Fluid Pump Control Module Feedback Signal

Quick Answer

The Engine Control Module (ECM) monitors the Auxiliary Transmission Fluid Pump. Common causes include Faulty Auxiliary Transmission Fluid Pump Control Module, Auxiliary Transmission Fluid Pump Control Module harness is open or shorted, Auxiliary Transmission Fluid Pump Control Module 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: P0C2B indicates Auxiliary Transmission Fluid Pump Control Module Feedback Signal.
Common causes: Common causes include Faulty Auxiliary Transmission Fluid Pump Control Module, Auxiliary Transmission Fluid Pump Control Module harness is open or shorted, Auxiliary Transmission Fluid Pump Control Module 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 11,599

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 Jan 21, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P0C2B Description

The Engine Control Module (ECM) monitors the Auxiliary Transmission Fluid Pump. The ECM sets the OBDII code when the Auxiliary Transmission is not to factory specifications.

OBDII Code P0C2B - Auxiliary Transmission Fluid Pump Control Module Feedback Signal - AutoCodes.com — P0C2B Code - Auxiliary Transmission Fluid Pump Control Module Feedback Signal

What does this mean?

What are the Possible Causes of the DTC P0C2B?

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

How to Fix the DTC P0C2B?

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 P0C2B 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 P0C2B code?

Need more information on how to fix the P0C2B code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0C2B code diagnosed by a professional: Find a repair shop in your area

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.