AutoCodes – Jeep – P0702 Jeep

P0702 Jeep Code - Transmission Control Module

Quick Answer

This Diagnostic Trouble Code (DTC) is set by the Powertrain Control Module (PCM) when you have a problem with the Transmission Control Module (TCM). Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission 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: P0702 Jeep indicates Transmission Control Module.
Common causes: Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission 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.

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Code Popularity 13,997

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 May 23, 2021

Description
Possible Causes
How To Fix
Cost to Diagnose
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Code P0702 Jeep Description

This Diagnostic Trouble Code (DTC) is set by the Powertrain Control Module (PCM) when you have a problem with the Transmission Control Module (TCM). This could be the TCM itself or a problem with the wiring harness to the module.

OBDII Code P0702 Jeep - Transmission Control Module - AutoCodes.com — P0702 Jeep Code - Transmission Control Module

What does this mean?

What are the Possible Causes of the DTC P0702 Jeep?

Faulty Transmission Control Module (TCM)
Transmission Control Module harness is open or shorted
Transmission Control Module circuit poor electrical connection

How to Fix the DTC P0702 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 P0702 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.

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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.