FAULTBASE
Error CodesASKCars
© 2025 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
Home/Cars/Ram/1500/DT (2019-Present)/why does my Ram 1500 DT (2019-Present) have poor throttle response?

why does my Ram 1500 DT (2019-Present) have poor throttle response?

Ram 1500 DT (2019-Present)

Error Codes
Severity: mediumDifficulty: medium2-4 hours
3 min read
554 words

Problem Statement

Learn how to diagnose and fix poor throttle response in Ram 1500 DT (2019-Present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Component
Engine
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical components.
  • ⚠Allow the engine to cool before inspecting the throttle body or fuel system.

Symptoms

  • •Delayed acceleration when pressing the accelerator pedal
  • •Rough or inconsistent engine performance during acceleration
  • •Engine stalling or hesitation
  • •Reduced power when merging or climbing hills
  • •Unresponsive throttle under load conditions

Diagnostic Steps

  1. 1Use an OBD-II scanner to check for any stored error codes that may indicate engine or throttle issues.
  2. 2Inspect the throttle body for carbon buildup or physical damage.
  3. 3Check the intake air system for leaks, including the air filter, intake manifold, and associated hoses.
  4. 4Test the throttle position sensor (TPS) using a multimeter to ensure it is functioning within specifications.
  5. 5Inspect and test the fuel delivery system, including fuel pump pressure and fuel filter condition.
  6. 6Check for any software updates or recalls related to the engine management system.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Disconnect the negative battery terminal to ensure safety during repairs.

2. Clean or Replace the Throttle Body

  • Tools Required: Throttle body cleaner, socket set, screwdrivers, cleaning cloth.
  • Remove the air intake duct connected to the throttle body.
  • Unbolt the throttle body from the intake manifold.
  • Clean the throttle body using throttle body cleaner and a cleaning cloth to remove carbon deposits.
  • Reinstall the throttle body and ensure it is securely bolted.
  • Reconnect the air intake duct.

3. Test and Replace the Throttle Position Sensor (if necessary)

  • Tools Required: Multimeter, socket set.
  • Disconnect the electrical connector from the TPS.
  • Use a multimeter to measure the resistance across the terminals of the TPS while manually operating the throttle.
  • If readings are out of specification, replace the TPS with a new part.
  • Reconnect the electrical connector.

4. Inspect and Repair the Fuel Delivery System

  • Tools Required: Fuel pressure gauge, socket set.
  • Locate the fuel pump access and connect a fuel pressure gauge to the fuel rail.
  • Turn the ignition to the ON position (without starting) to check the fuel pressure.
  • If pressure is below specifications, replace the fuel pump or filter as necessary.

5. Reconnect Battery and Perform Throttle Relearn Procedure

  • Reconnect the negative battery terminal.
  • Start the engine and let it idle for a few minutes to allow the throttle relearn procedure to complete.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • OBD-II scanner
  • Multimeter
  • Throttle body cleaner
  • Socket set
  • Fuel pressure gauge

Parts Required

  • Throttle Position Sensor (if replacement is needed)
  • Fuel filter (if replacement is needed)
  • Throttle body gasket (if removed)

Additional Information

Component

Engine

Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

5 items

Parts

3 items

Related Faults

  1. my Ram 1500 DT (2019-Present) is overheating, what should I check

    Learn how to diagnose and fix overheating issues in the 2019 Ram 1500 DT. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Cooling System6 symptoms

  2. how do I reset the check engine light on my Ram 1500 DT (2019-Present)?

    Learn how to reset the check engine light on your Ram 1500 DT (2019-Present). Step-by-step guide with diagnostic procedures and tools required.

    Electrical4 symptoms

  3. my Ram 1500 is leaking transmission fluid what's the fix

    Learn how to diagnose and fix transmission fluid leaks in Ram 1500. Step-by-step guide with diagnostic procedures and repair instructions.

    Transmission5 symptoms

  4. how to fix Ram 1500 DT (2019-Present) torque converter shudder

    Learn how to diagnose and fix torque converter shudder in 2019-Present RAM 1500 DT. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Transmission5 symptoms

  5. why does my Ram 1500 DT (2019-Present) fuel gauge not work

    Learn how to diagnose and fix the fuel gauge issue in your 2019 Ram 1500 DT. Step-by-step guide with diagnostic procedures and repair instructions.

    Fuel System5 symptoms

  6. how to fix leaking transmission fluid Ram 1500 DT (2019-Present)

    Learn how to diagnose and fix leaking transmission fluid in Ram 1500 DT (2019-Present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Transmission6 symptoms

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation