AutoCodesCadillac – P2719 Cadillac

P2719 Cadillac Code - Pressure Control Solenoid 4 System Performance

Quick Answer

The pressure control solenoid 4 is part of the control solenoid valve assembly which has no serviceable parts. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly. 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
P2719 Cadillac indicates Pressure Control Solenoid 4 System Performance.
Common causes
Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly.
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 508
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 25, 2024
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Code P2719 Cadillac Description

The pressure control solenoid 4 is part of the control solenoid valve assembly which has no serviceable parts. The normally low-pressure control solenoid 4 regulates and directs oil pressure to the 2-6 clutch regulator valve. Increasing pressure control solenoid 4 pressure increases pressure to the 2-6 clutch regulator valve. The Transmission Control Module (TCM) varies the current to the pressure control solenoid 4 through a low-side driver. Increasing the current to pressure control solenoid 4 increases oil pressure by closing OFF the solenoid exhaust port. Decreasing the current to pressure control solenoid 4 decreases oil pressure by opening the exhaust port. Pressure control solenoid 4 power is supplied by the Transmission Control Module through a high side driver. The high-side driver protects the circuit and components from excessive current flow. If excessive current flow is detected, the high side driver will turn OFF. When the fault is corrected the high-side driver will reset.
The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module detects an internal electrical malfunction on the pressure control solenoid 4 control circuit where the measured pressure control solenoid 4 current does not equal the commanded pressure control solenoid 4 current for 5 s.
OBDII Code P2719 Cadillac - Pressure Control Solenoid 4 System Performance - AutoCodes.com
P2719 Cadillac Code - Pressure Control Solenoid 4 System Performance

What are the Possible Causes of the DTC P2719 Cadillac?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty Control Solenoid Valve Assembly
  • Control Solenoid Valve Assembly harness or connectors
  • Control Solenoid Valve Assembly circuit is open or shorted

How to Fix the DTC P2719 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 P2719 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.

Frequently Asked Questions about P2719 Cadillac Code

What does the OBDII code P2719 mean on a Cadillac?

P2719 indicates a problem with the Pressure Control Solenoid 4 System Performance, which is responsible for managing hydraulic pressure in the transmission to ensure smooth gear shifting.

What are the common symptoms of code P2719 on a Cadillac?

Symptoms may include harsh or delayed shifting, transmission slipping, reduced fuel efficiency, and the illumination of the check engine light.

What causes the P2719 code on a Cadillac?

Common causes include a faulty pressure control solenoid, dirty or low transmission fluid, wiring issues, or internal transmission problems like worn-out components.

Can driving with code P2719 damage my Cadillac's transmission?

Yes, driving with this code can cause further damage to the transmission due to improper hydraulic pressure regulation, potentially leading to costly repairs.

How do I diagnose code P2719 on a Cadillac?

Diagnosis typically involves checking the transmission fluid level and condition, testing the pressure control solenoid, inspecting wiring and connectors, and scanning for additional trouble codes.

How is the P2719 code fixed on a Cadillac?

Repairs may include replacing the faulty pressure control solenoid, flushing and refilling the transmission fluid, repairing damaged wiring, or addressing internal transmission issues.

What tools are needed to troubleshoot code P2719 on a Cadillac?

You’ll need an OBDII scanner, a multimeter for electrical testing, and potentially transmission-specific tools if solenoids or fluid need servicing.

Is replacing the transmission fluid enough to fix code P2719?

Replacing the fluid may resolve the issue if the problem is caused by dirty or degraded fluid, but further repairs may be needed if the solenoid or other components are faulty.

How much does it cost to repair code P2719 on a Cadillac?

Costs vary depending on the issue, ranging from $150–$400 for solenoid replacement to $1,000 or more for extensive transmission repairs.

Can I fix code P2719 on my Cadillac myself?

If you have experience with transmission systems and access to the right tools, you can attempt DIY repairs like fluid replacement or solenoid testing. Otherwise, professional assistance is recommended.

Discuss the causes and fixes for P2719 Cadillac OBDII Code

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