FAULTBASE
NEWSASKCars
© 2025 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
Home/Cars/Genesis/G70/1st Gen (2018-Present)/my Genesis G70 stalls at red lights what can I do

my Genesis G70 stalls at red lights what can I do

Genesis G70 1st Gen (2018-Present)

Severity: highDifficulty: medium2-4 hours
3 min read
556 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix engine stalling issues at red lights in Genesis G70. Step-by-step guide with diagnostic procedures 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 completely before performing any work.

Symptoms

  • •Engine stalls when idling at red lights
  • •Rough idle when the vehicle is stationary
  • •Check engine light illuminated intermittently
  • •Loss of power during acceleration
  • •Increased fuel consumption

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
  2. 2Check the engine oil and transmission fluid levels to ensure they are within the recommended range.
  3. 3Inspect the air filter for clogging or contamination that could affect air intake.
  4. 4Examine the throttle body for carbon buildup or mechanical obstruction.
  5. 5Test the fuel pressure to ensure the fuel pump is delivering the correct amount of fuel.
  6. 6Inspect vacuum lines for leaks that could cause erratic engine behavior.

Solution

Solution

1. Preparation

  • Gather all necessary tools and parts.
  • Disconnect the vehicle battery to ensure safety during repairs.
  • Ensure the engine is cool.

2. Clean the Throttle Body

  1. Remove Throttle Body:

    • Disconnect the throttle position sensor and any electrical connectors.
    • Remove the intake duct connected to the throttle body using a socket set.
    • Unbolt the throttle body from the intake manifold.
  2. Clean the Throttle Body:

    • Use throttle body cleaner and a soft cloth or brush to gently clean the interior and the throttle plate.
    • Ensure no debris falls into the intake manifold during the cleaning process.
  3. Reinstall Throttle Body:

    • Position the throttle body back onto the intake manifold and torque the bolts to the manufacturer’s specifications.
    • Reconnect the intake duct and electrical connectors.

3. Inspect and Replace Air Filter

  1. Locate Air Filter Housing:

    • Open the hood and locate the air filter housing.
  2. Remove Air Filter:

    • Unsnap or unbolt the air filter housing cover.
    • Remove the old air filter and check for dirt or damage.
  3. Install New Air Filter:

    • Place the new air filter into the housing and secure the cover back in place.

4. Inspect and Replace Fuel Filter (if applicable)

  1. Locate Fuel Filter:

    • Identify the fuel filter location in the vehicle (refer to the service manual).
  2. Remove Fuel Filter:

    • Follow safety precautions to relieve fuel pressure.
    • Disconnect fuel lines from the filter and remove the filter.
  3. Install New Fuel Filter:

    • Install the new fuel filter, ensuring correct orientation and secure connections.

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
  • Throttle body cleaner
  • Soft cloth or brush
  • Screwdrivers

Parts Required

  • New air filter
  • New fuel filter (if applicable)

Additional Information

Component

Engine

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

5 items

Parts

2 items

Related Faults

Discover similar issues

  1. how to fix a flickering dashboard light in my Genesis G70

    Learn how to diagnose and fix flickering dashboard lights in Genesis G70. Step-by-step guide with diagnostic procedures and repair instructions.

    Component:Electrical
    Symptoms
    • •Dashboard lights flickering
    • •Possible dimming or brightening of lights
    • +{count} more
  2. my Genesis G70 has a rough start on cold mornings what’s the issue

    Learn how to diagnose and fix rough starting issues in Genesis G70. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Component:Engine
    Symptoms
    • •Engine cranks slowly or with difficulty
    • •Engine misfires during initial start
    • +{count} more
  3. why does my Genesis G70 make a popping noise when turning

    Learn how to diagnose and fix popping noise when turning in Genesis G70. Step-by-step guide with diagnostic procedures and repair instructions.

    Component:Suspension
    Symptoms
    • •Popping or clicking noise when turning the steering wheel
    • •Noise occurs at low speeds or during tight turns
    • +{count} more
  4. why does my Genesis G70 run rough when accelerating

    Learn how to diagnose and fix rough running during acceleration in Genesis G70. Step-by-step guide with diagnostic procedures and repair instructions.

    Component:Engine
    Symptoms
    • •Rough idle when the engine is running
    • •Hesitation or stuttering during acceleration
    • +{count} more
  5. why is my Genesis G70 making a ticking noise when I accelerate?

    Learn how to diagnose and fix the ticking noise in your Genesis G70 engine during acceleration. Step-by-step guide with diagnostic procedures and repa...

    Component:Engine
    Symptoms
    • •Ticking noise increases in frequency with acceleration
    • •Noise may be more pronounced at certain RPM ranges
    • +{count} more
  6. what could cause my Genesis G70 to have poor engine performance

    Learn how to diagnose and fix poor engine performance in Genesis G70. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Component:Engine
    Symptoms
    • •Check engine light illuminated
    • •Engine stalling during acceleration
    • +{count} more

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