AutoCodes – Dodge – C1477 Dodge

C1477 Dodge Code - Transfer Case Clutch Over Temperature

Quick Answer

The Drive Train Control Module (DTCM) detects an overheat condition due to an excessive difference in speed across the Transfer Case from hard driving conditions (Mud, Sand, Snow, 2WD Chassis dynamometer etc.). Common causes include Driving Conditions, Faulty Ambient Temperature Sensor, Faulty Drive Train Control Module (DTCM). 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
C1477 Dodge indicates Transfer Case Clutch Over Temperature.
Common causes
Common causes include Driving Conditions, Faulty Ambient Temperature Sensor, Faulty Drive Train Control Module (DTCM).
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 7,351
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 14, 2020
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Code C1477 Dodge Description

The Drive Train Control Module (DTCM) detects an overheat condition due to an excessive difference in speed across the Transfer Case from hard driving conditions (Mud, Sand, Snow, 2WD Chassis dynamometer etc.).
OBDII Code C1477 Dodge - Transfer Case Clutch Over Temperature - AutoCodes.com
C1477 Dodge Code - Transfer Case Clutch Over Temperature

What are the Possible Causes of the DTC C1477 Dodge?

  • Driving Conditions
  • Faulty Ambient Temperature Sensor
  • Faulty Drive Train Control Module (DTCM)

How to Fix the DTC C1477 Dodge?

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 C1477 Dodge 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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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 C1477 Dodge Code

1. What are the common symptoms of OBDII code C1477 in a Dodge related to Transfer Case Clutch Over Temperature?

- Common symptoms include illumination of the check engine light, issues with shifting gears, and potential overheating of the transfer case.

2. What are the possible causes of OBDII code C1477 in a Dodge indicating Transfer Case Clutch Over Temperature?

- Possible causes include a malfunctioning transfer case clutch, low or contaminated transfer case fluid, a faulty transfer case temperature sensor, or electrical issues.

3. How can I diagnose the OBDII code C1477 in a Dodge for Transfer Case Clutch Over Temperature?

- Diagnosis typically involves scanning the vehicle's onboard computer with an OBDII scanner to retrieve the specific fault code, checking the transfer case fluid level and condition, and inspecting the transfer case components for any visible damage.

4. What are the recommended repair tips for addressing OBDII code C1477 in a Dodge related to Transfer Case Clutch Over Temperature?

- Repair tips may include replacing the transfer case clutch, performing a transfer case fluid flush and refill, replacing the transfer case temperature sensor, or repairing any damaged wiring or connectors.

5. Can I continue driving my Dodge with OBDII code C1477 indicating Transfer Case Clutch Over Temperature?

- It is not recommended to continue driving the vehicle with this fault code, as it can lead to further damage to the transfer case components and potentially result in unsafe driving conditions.

6. How much does it typically cost to repair OBDII code C1477 for Transfer Case Clutch Over Temperature in a Dodge?

- The cost of repairs can vary depending on the specific cause of the issue, but it may range from a few hundred to a few thousand dollars, including parts and labor.

7. Are there any preventive maintenance measures to avoid OBDII code C1477 related to Transfer Case Clutch Over Temperature in a Dodge?

- Regularly checking and maintaining the transfer case fluid level and condition, as well as addressing any transfer case issues promptly, can help prevent the occurrence of this fault code.

8. Is OBDII code C1477 a common issue in Dodge vehicles with Transfer Case Clutch Over Temperature problems?

- While not extremely common, this fault code can occur in Dodge vehicles with transfer case clutch and temperature sensor issues, especially in older or higher mileage vehicles.

9. Can a DIY enthusiast repair OBDII code C1477 in a Dodge indicating Transfer Case Clutch Over Temperature?

- Depending on the specific cause of the fault code, some repairs may be possible for experienced DIY enthusiasts, but complicated repairs involving transfer case components may require professional expertise.

10. Will resetting the OBDII code C1477 in a Dodge related to Transfer Case Clutch Over Temperature resolve the issue?

- Simply resetting the fault code may temporarily turn off the check engine light, but it will not fix the underlying problem causing the Transfer Case Clutch Over Temperature issue and may lead to further issues down the line.

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