AutoCodes – Jeep – P1765 Jeep

P1765 Jeep Code - Transmission 12V Supply Relay Control Conditions

Quick Answer

With the key on or engine running, the Powertrain Control Module (PCM) detects that the transmission control voltage status with the solenoid off was 0v (should be 12v) or was 12v with the solenoid on. Common causes include Faulty Transmission Control Relay, Transmission Control Relay harness is open or shorted, Transmission Control Relay 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: P1765 Jeep indicates Transmission 12V Supply Relay Control Conditions.
Common causes: Common causes include Faulty Transmission Control Relay, Transmission Control Relay harness is open or shorted, Transmission Control Relay 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 14,565

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 Sep 16, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1765 Jeep Description

OBDII Code P1765 Jeep - Transmission 12V Supply Relay Control Conditions - AutoCodes.com — P1765 Jeep Code - Transmission 12V Supply Relay Control Conditions

What does this mean?

What are the Possible Causes of the DTC P1765 Jeep?

Faulty Transmission Control Relay
Transmission Control Relay harness is open or shorted
Transmission Control Relay circuit poor electrical connection

How to Fix the DTC P1765 Jeep?

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 P1765 Jeep 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 P1765 Jeep code?

Need more information on how to fix the P1765 Jeep code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P1765 Jeep Code

1. What are the common symptoms of OBDII code P1765 (Transmission 12V Supply Relay Control Conditions) in a Jeep?

- Common symptoms include transmission shifting issues, delayed or harsh shifting, and the transmission staying in a single gear.

2. What can cause the OBDII code P1765 to trigger in a Jeep?

- The code P1765 is typically triggered by a faulty transmission control module (TCM), a malfunctioning transmission relay, or damaged wiring/connectors.

3. How can I diagnose the OBDII code P1765 in my Jeep?

- Diagnosing the code involves checking the transmission relay for proper operation, inspecting the wiring for damage, and testing the TCM for any faults using a diagnostic scanner.

4. Can I continue driving my Jeep with the OBDII code P1765 present?

- It is not recommended to drive your Jeep with the code P1765 present, as it can lead to further transmission damage and potential safety hazards on the road.

5. How can I repair the OBDII code P1765 in my Jeep?

- Repairing the code may involve replacing the faulty transmission relay, repairing damaged wiring or connectors, or replacing the TCM if necessary.

6. Is it possible to reset the OBDII code P1765 in a Jeep without fixing the underlying issue?

- While you can clear the code temporarily, it will likely return until the root cause of the problem is addressed and repaired.

7. Can a DIY enthusiast fix the OBDII code P1765 in a Jeep?

- Depending on your level of automotive experience, you may be able to address the issue yourself by following repair guides, but professional diagnosis and repair are recommended for complex transmission issues.

8. How much does it typically cost to repair the OBDII code P1765 in a Jeep?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve parts replacement and labor costs, which can range from a few hundred to over a thousand dollars.

9. Will fixing the OBDII code P1765 improve the performance of my Jeep's transmission?

- Yes, addressing the code P1765 and repairing the underlying issue can help restore normal transmission function, improving performance and reliability.

10. Are there any preventive measures to avoid the OBDII code P1765 from occurring in my Jeep?

- Regularly maintaining your Jeep's transmission system, addressing any warning signs promptly, and keeping up with recommended service intervals can help prevent the occurrence of code P1765.