AutoCodesDodge – P2729 Dodge

P2729 Dodge Code - Pressure Control Solenoid 'E' Control Circuit Low

Quick Answer

The Pressure Control (PC) Solenoid Valve an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty line pressure solenoid valve 'E'. 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
P2729 Dodge indicates Pressure Control Solenoid 'E' Control Circuit Low.
Common causes
Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty line pressure solenoid valve 'E'.
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 4,449
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 30, 2019
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Code P2729 Dodge Description

The Pressure Control (PC) Solenoid Valve an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. As current flow is increased, the magnetic field produced by the coil moves the solenoid’s plunger further away from the exhaust port. Opening the exhaust port decreases the output fluid pressure regulated by the PC solenoid valve, which ultimately decreases line pressure. The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM).
OBDII Code P2729 Dodge - Pressure Control Solenoid 'E' Control Circuit Low - AutoCodes.com
P2729 Dodge Code - Pressure Control Solenoid 'E' Control Circuit Low

What are the Possible Causes of the DTC P2729 Dodge?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty line pressure solenoid valve 'E'
  • Line pressure solenoid valve 'E' harness is open or shorted
  • Line pressure solenoid valve 'E' circuit poor electrical connection

How to Fix the DTC P2729 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 P2729 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 P2729 Dodge Code

What does OBDII code P2729 mean for a Dodge vehicle?

P2729 indicates a problem with the pressure control solenoid 'E' control circuit, specifically a low voltage issue.

What are the common symptoms of code P2729 on a Dodge?

Symptoms may include harsh or delayed shifting, transmission slipping, poor fuel efficiency, and the check engine light turning on.

What causes code P2729 on a Dodge?

Common causes include a faulty pressure control solenoid, damaged wiring or connectors in the control circuit, low transmission fluid, or issues with the transmission control module (TCM).

Can I drive my Dodge with code P2729 active?

While you may be able to drive for a short distance, continued driving with this code can lead to further transmission damage and reduced performance.

How do I fix code P2729 on a Dodge?

Repairs may involve replacing the pressure control solenoid, repairing or replacing damaged wiring, ensuring proper transmission fluid levels, or reprogramming/repairing the TCM.

What tools are needed to diagnose code P2729?

A scan tool capable of reading transmission codes, a multimeter for testing circuit voltage, and potentially a transmission fluid dipstick are essential.

How much does it cost to repair code P2729 on a Dodge?

Repair costs can vary widely, from $100 for minor wiring repairs to $500-$800 for solenoid replacement, depending on labor and parts.

Can low transmission fluid cause code P2729?

Yes, low or contaminated transmission fluid can cause improper solenoid operation, leading to this code.

How is the pressure control solenoid 'E' tested?

The solenoid can be tested by measuring its resistance with a multimeter and checking for proper voltage and ground in the control circuit.

Is code P2729 specific to Dodge vehicles?

No, code P2729 can appear on various makes and models, but the exact causes and repairs may vary depending on the vehicle's design.

Discuss the causes and fixes for P2729 Dodge OBDII Code

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