AutoCodes – Dodge – P1601 Dodge

P1601 Dodge Code - Internal TCM Computer Error

Quick Answer

The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module (TCM) has detected an internal failure and the transmission will be placed into Limp-in mode. Common causes include Faulty Transmission Control Module (TCM). 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: P1601 Dodge indicates Internal TCM Computer Error.
Common causes: Common causes include Faulty Transmission Control Module (TCM).
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 806

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 Mar 23, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1601 Dodge Description

The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module (TCM) has detected an internal failure and the transmission will be placed into Limp-in mode.

OBDII Code P1601 Dodge - Internal TCM Computer Error - AutoCodes.com — P1601 Dodge Code - Internal TCM Computer Error

What does this mean?

What are the Possible Causes of the DTC P1601 Dodge?

Faulty Transmission Control Module (TCM)

How to Fix the DTC P1601 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 P1601 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 P1601 Dodge Code

1. What does OBDII code P1601 for Dodge mean?

The OBDII code P1601 for Dodge indicates an internal transmission control module (TCM) computer error.

2. What are the common symptoms of OBDII code P1601 in a Dodge vehicle?

Common symptoms of OBDII code P1601 in a Dodge vehicle include issues with shifting gears, transmission slipping, and the transmission going into limp mode.

3. What are the possible causes of OBDII code P1601 in a Dodge?

Possible causes of OBDII code P1601 in a Dodge include a faulty TCM, damaged wiring or connectors in the transmission system, or a software glitch in the TCM.

4. How can I diagnose OBDII code P1601 in my Dodge?

Diagnosing OBDII code P1601 in your Dodge may require using a professional OBDII scanner to read the code and further troubleshooting the TCM and transmission system.

5. Can I continue driving my Dodge with OBDII code P1601?

It is not recommended to drive your Dodge with OBDII code P1601, as it can lead to further damage to the transmission system and potentially compromise vehicle safety.

6. How can I repair OBDII code P1601 in my Dodge?

Repairing OBDII code P1601 in your Dodge may involve checking and repairing wiring connections, replacing the TCM if necessary, and clearing the code with a diagnostic tool.

7. Are there any DIY tips for fixing OBDII code P1601 in a Dodge?

DIY tips for fixing OBDII code P1601 in a Dodge may include checking and cleaning the TCM connectors, ensuring proper grounding, and inspecting for any signs of physical damage.

8. Is resetting the OBDII code P1601 in a Dodge enough to solve the issue?

Resetting the OBDII code P1601 in a Dodge may clear the code temporarily, but it is essential to address the underlying cause of the error to prevent it from reoccurring.

9. How much does it typically cost to repair OBDII code P1601 in a Dodge?

The cost to repair OBDII code P1601 in a Dodge can vary depending on the extent of the issue, the need for parts replacement, and whether professional labor is required.

10. Can OBDII code P1601 in a Dodge be a recurring problem?

OBDII code P1601 in a Dodge can be a recurring problem if the root cause, such as a faulty TCM or wiring issue, is not properly addressed during the repair process.