AutoCodes – Generic – C145A

C145A Code - AWD Clutch Return Control Circuit Low

Quick Answer

The All Wheel Drive (AWD) Control Module monitors the Electronically Controlled Clutch (ECC) Solenoid. Common causes include Faulty Electronically Controlled Clutch (ECC) Solenoid, ECC Solenoid harness is open or shorted, ECC Solenoid 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: C145A indicates AWD Clutch Return Control Circuit Low.
Common causes: Common causes include Faulty Electronically Controlled Clutch (ECC) Solenoid, ECC Solenoid harness is open or shorted, ECC Solenoid 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 1,283

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 Oct 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C145A Description

The All Wheel Drive (AWD) Control Module monitors the Electronically Controlled Clutch (ECC) Solenoid. The AWD Control Module detects the ECC Solenoid Power Control is shorted low.

OBDII Code C145A - AWD Clutch Return Control Circuit Low - AutoCodes.com — C145A Code - AWD Clutch Return Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC C145A?

Faulty Electronically Controlled Clutch (ECC) Solenoid
ECC Solenoid harness is open or shorted
ECC Solenoid circuit poor electrical connection
Faulty All Wheel Drive (AWD) Control Module

How to Fix the DTC C145A?

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 C145A 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 C145A code?

Need more information on how to fix the C145A code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C145A code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C145A Chrysler — AWD Clutch Return Control Circuit Low
C145A Dodge — AWD Clutch Return Control Circuit Low
C145A Jeep — AWD Clutch Return Control Circuit Low

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 C145A Code

1. What are common symptoms of OBDII code C145A (AWD Clutch Return Control Circuit Low)?

Symptoms may include difficulty engaging or disengaging all-wheel drive, reduced traction, and warning lights on the dashboard related to the AWD system.

2. What are possible causes of OBDII code C145A?

Common causes include faulty wiring or connectors in the AWD clutch return control circuit, a malfunctioning AWD clutch actuator, or a problem with the AWD control module.

3. How can I diagnose OBDII code C145A?

Diagnosis typically involves using a scan tool to read the code, checking the wiring and connectors in the AWD clutch return control circuit, and testing the AWD clutch actuator for proper function.

4. Can I still drive my vehicle with OBDII code C145A present?

It is not recommended to drive the vehicle with this code present, as it can affect the performance and safety of the AWD system. It is best to address the issue promptly.

5. How serious is OBDII code C145A (AWD Clutch Return Control Circuit Low)?

While the severity can vary, it is important to address this code as it can impact the functionality of the all-wheel drive system, particularly in adverse driving conditions.

6. How much does it typically cost to repair OBDII code C145A?

The cost of repair can vary depending on the underlying cause of the code, but it may involve replacing faulty wiring, connectors, the AWD clutch actuator, or the AWD control module.

7. Are there any DIY repair tips for OBDII code C145A?

DIY repair may be possible for those with automotive repair experience. Start by checking the wiring and connectors for any visible damage and testing the AWD clutch actuator with a multimeter.

8. Can weather conditions affect OBDII code C145A?

Extreme weather conditions, particularly those that put stress on the AWD system, can potentially exacerbate issues related to this code. It's important to address any underlying problems promptly.

9. How long does it typically take to repair OBDII code C145A?

The repair time can vary depending on the exact cause of the issue and the availability of parts. In some cases, the repair may be completed within a few hours, while more complex issues may take longer.

10. Will resetting the OBDII system clear code C145A?

Resetting the OBDII system may temporarily clear the code, but it will likely return if the underlying issue is not addressed. It's best to diagnose and repair the root cause of the problem.