AutoCodes – Cadillac – P1760 Cadillac

P1760 Cadillac Code - Transaxle Control Module Supply Voltage Interrupted

Quick Answer

With the key on or engine running, then the Powertrain Control Module (PCM) receives a signal from the Transaxle Control Module (TCM) that it had experienced an interruption in its supply voltage. Common causes include Faulty Transaxle Control Module (TCM), Transaxle Control Module (TCM) harness is open or shorted, Transaxle Control Module (TCM) 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: P1760 Cadillac indicates Transaxle Control Module Supply Voltage Interrupted.
Common causes: Common causes include Faulty Transaxle Control Module (TCM), Transaxle Control Module (TCM) harness is open or shorted, Transaxle Control Module (TCM) 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 3,400

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 15, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
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Code P1760 Cadillac Description

With the key on or engine running, then the Powertrain Control Module (PCM) receives a signal from the Transaxle Control Module (TCM) that it had experienced an interruption in its supply voltage.

OBDII Code P1760 Cadillac - Transaxle Control Module Supply Voltage Interrupted - AutoCodes.com — P1760 Cadillac Code - Transaxle Control Module Supply Voltage Interrupted

What does this mean?

What are the Possible Causes of the DTC P1760 Cadillac?

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

How to Fix the DTC P1760 Cadillac?

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 P1760 Cadillac 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.