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why does my Ram 1500 DT (2019-Present) engine light keep coming on - Ram 1500
Home/Cars/Ram/1500/DT (2019-Present)/why does my Ram 1500 DT (2019-Present) engine light keep coming on

why does my Ram 1500 DT (2019-Present) engine light keep coming on

Ram 1500 DT (2019-Present)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
522 words

Problem Statement

Learn how to diagnose and fix the engine light issue on your Ram 1500 DT (2019-Present). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component
Engine
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical systems.
  • •Allow the engine to cool before performing any maintenance.

Symptoms

  • •Check engine light illuminated
  • •Rough idle or engine misfires
  • •Decreased fuel efficiency
  • •Unusual noises from the engine
  • •Smell of fuel or exhaust fumes
  • •Engine stalling or hesitation during acceleration

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

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
  • •Socket set
  • •Torque wrench
  • •Fuel pressure gauge
  • •Screwdriver set

Parts Required

  • •Spark plugs
  • •Ignition coils (if necessary)
  • •Air filter
  • •Fuel filter (if necessary)

Additional Information

Affected Component
Engine
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
5 items
Parts Required
4 items

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Solution
1. Preparation
  • Gather tools and ensure you have the correct replacement parts.
  • Disconnect the negative battery terminal to prevent electrical shorts during the repair.
2. Address Error Codes
  • Sub-step 1: Reference the OBD-II scanner results to determine the specific code(s).
  • Sub-step 2: Research the codes to understand their implications and prioritize repairs.
3. Replace Spark Plugs and Ignition Coils (if required)
  • Sub-step 1: Remove the engine cover (if applicable) using a socket set.
  • Sub-step 2: Disconnect the electrical connectors from the ignition coils.
  • Sub-step 3: Unscrew the ignition coils and carefully remove them.
  • Sub-step 4: Remove the old spark plugs using a spark plug socket and ratchet.
  • Sub-step 5: Install new spark plugs to the manufacturer-specified torque (typically 13-16 ft-lbs).
  • Sub-step 6: Reinstall the ignition coils and reconnect electrical connectors.
4. Inspect and Replace Air Filter
  • Sub-step 1: Locate the air filter housing and unclip or unscrew it.
  • Sub-step 2: Remove the old air filter and clean the housing if necessary.
  • Sub-step 3: Install the new air filter, ensuring it fits securely.
5. Check Fuel System Components
  • Sub-step 1: Inspect fuel lines for leaks and tighten any loose connections.
  • Sub-step 2: Test the fuel pressure using a fuel pressure gauge to ensure it meets manufacturer specifications.
  • Sub-step 3: Replace the fuel filter if it is dirty or clogged.
6. Reconnect Battery Terminal
  • Reconnect the negative battery terminal after completing repairs.