RepairSmith

FEBRUARY 27, 2025

5 Signs Your Spark Plugs Are Faulty If you notice the following symptoms, you may need a new spark plug: Illuminated check engine light : A blinking engine light may signal a misfire caused by a faulty spark plug. A spark plug creates a small electric spark to ignite the fuel-air mixture in a combustion engine.

Engineering 52

Engineering Preventative Maintenance Check Engine Light Electricity 52

RepairSmith

MARCH 10, 2025

Unplug all electrical connectors from the valve body, noting their positions for reassembly. Plug all electrical connectors into their corresponding ports on the new valve body. Book your service today and get back on the road with confidence. Remove the filter to access the valve body.

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Hydraulics Transmission Repair Mechanic Check Engine Light 52

RepairSmith

JUNE 12, 2025

Sometimes, when a related air suspension part fails, the ECM may also activate the check engine light. Restore electrical connections: Now, they’ll replace loose or corroded wires, as these can interrupt communication between the suspension components and control modules. Curious how to avoid these issues? What’s more?

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Mechanic Check Engine Light Vehicle Car 52

RepairSmith

NOVEMBER 28, 2024

Likewise, worn spark plug wires or ignition coils may not deliver sufficient electrical current to the plugs and will cause a misfire. This makes your engine perform poorly and idle roughly. 3. Clogged Air Filter An air filter allows clean air to enter the engine by blocking dirt and debris.

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Car IT Engineering Mechanic 52

RepairSmith

MARCH 28, 2024

This throws off the air-fuel ratio, resulting in rough idle , reduced fuel economy (often accompanied by the check engine light), and difficulty starting your vehicle. An active check engine light : The ECU monitors the amount of released fuel vapor and triggers the check engine light if it’s deficient or excessive.

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Check Engine Light Emissions Testing Engineering Mechanic 52

RepairSmith

OCTOBER 14, 2024

The engine may surge or lose power, causing the vehicle to lurch forward unexpectedly. A failing MAF sensor will also trigger the ECU to activate the Check Engine Light and register related error codes. Delaying the repair could lead to severe engine damage and costly repairs.

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Check Engine Light IT Engineering Auto Repair 52

RepairSmith

OCTOBER 24, 2024

Did the check engine light pop on, and you suspect a bad mass air flow sensor? A good cleaning could very well solve any MAF sensor-related engine performance problems. You could also trace the wiring harness to the electrical connector that attaches to the MAF sensor. Tighten any fasteners, clamps, or brackets.

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Check Engine Light IT Engineering Electricity 52

RepairSmith

NOVEMBER 20, 2024

7 Signs You Need an Intake Manifold Replacement Have a car repair expert check your intake manifold if you notice these symptoms: Check engine light illuminates: When there’s a leak or malfunction in the intake manifold, the engine’s computer detects unusual manifold absolute pressure (MAP) sensor readings.

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Check Engine Light IT Engineering Auto Repair 52

RepairSmith

SEPTEMBER 19, 2024

On average, they last between 186,000 and 248,000 miles ; however, intense engine heat can sometimes cause them to wear out sooner. They can also fail prematurely due to mechanical or electrical problems such as a loose timing belt or chain, damaged wiring harness, broken electrical connectors, or internal short circuits.

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IT Check Engine Light Mechanic Engineering 52

RepairSmith

SEPTEMBER 24, 2024

Cleaning the throttle body isn’t difficult, but the steps can be confusing, as they differ for mechanical and electrical throttle systems. Then, to avoid electrical accidents, they’ll disconnect the car battery. Step 5: Reinstall the Air Intake Hose and Test The mechanic will reinstall the air intake hose and crank the engine.

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Check Engine Light Mechanic Engineering Electronics 52

RepairSmith

DECEMBER 6, 2024

Here are some common signs that could mean its time for a replacement: Check engine light activating: If your check engine light comes on, it could mean theres an issue with the VVT system, but further diagnostics are needed since this light can indicate various problems.

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Check Engine Light Engineering Mechanic Diagnostic Testing 52

RepairSmith

JANUARY 29, 2024

If the camshaft position sensor in your car malfunctions, it can disrupt the vehicle’s fuel injection and ignition timing by sending inaccurate or delayed signals to the Engine Control Unit (ECU). Note: The check engine light can also illuminate due to a bad crankshaft position sensor or other faulty components.

Check Engine Light 52

Check Engine Light Engineering Emissions Testing Mechanic 52

RepairSmith

MARCH 29, 2024

Step 2: Disconnect the Battery and Identify the MAF Sensor Once confirmed, they’ll disconnect the battery to avoid any electrical hazards. Step 3: Unplug the Connections and Detach the Old Sensor Next, they’ll use a screwdriver to release the clips and disconnect the wiring harness (electrical connector) of the sensor.

Check Engine Light 52

Check Engine Light Mechanic Engineering Auto Repair 52

RepairSmith

NOVEMBER 13, 2024

Lit check engine light: A malfunctioning throttle body often triggers the check engine light , letting you know there’s an issue with airflow. Carefully detach all electrical connections to the throttle body, which are essential for the vehicle’s Engine Control Unit (ECU) to regulate the throttle.

Check Engine Light 52

Check Engine Light Mechanic Engineering Auto Repair 52

RepairSmith

JANUARY 9, 2024

Check for these bad O2 sensor symptoms. Lit check engine light (CEL): A faulty O2 sensor is one of the most common reasons behind an illuminated CEL. This lit warning light may be because the bad sensor (upstream sensor) relays inaccurate readings to the Powertrain Control Module or shows a low oxygen level.

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Check Engine Light Engineering Emissions Testing Car 52

Master Mechanics

JUNE 12, 2023

Engine oil leaks can also contribute to contamination if the oil reaches the intake system. Electrical Issues: Electrical problems can also result in MAF sensor failure. The CEL serves as a warning to the driver that a fault has been detected in the engine management system. appeared first on Master Mechanics Auto.

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Master Mechanic Mechanic Engineering Check Engine Light 52

Mechanics Direct

MARCH 3, 2024

Signs Your BMW’s TPS Has Expired #1- Malfunctioning indicator light When more fuel is injected into the combustion chamber, inaccurate data is created. Sometimes, destabilized air-fuel mixture inside the cylinder may prompt the engine to behave erratically and turn the check engine light on.

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Check Engine Light Engineering Management Mechanic 52

RepairSmith

OCTOBER 20, 2024

Detach the electrical connectors and sensor’s mounting screws. Reattach the electrical connectors. Test drive your car and check its performance during idle and acceleration. We’re a mobile car repair solution that offers a fair price estimate and simple online booking. Locate the sensor. Reconnect the battery.

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Mechanic Engineering Check Engine Light Car 52

RepairSmith

SEPTEMBER 13, 2024

Illuminated check engine light: When a malfunctioning crankshaft sensor sends incorrect signals to the ECU, it detects the issue and triggers the check engine light. However, since it’s often located near the engine, it is exposed to intense heat and vibrations.

Check Engine Light 52

Check Engine Light Engineering Auto Repair Mechanic 52

RepairSmith

SEPTEMBER 12, 2024

Engine stalling : If insufficient fuel reaches the combustion chamber, the engine will cut out, causing the car to stall. Illuminated Check Engine Light : When too much or too little fuel is delivered to the engine, the Check Engine Light will activate, hinting at a potential fuel injector issue.

Check Engine Light 52

Check Engine Light Engineering Mechanic Auto Repair 52

RepairSmith

OCTOBER 17, 2024

Black smoke from the exhaust : If the faulty sensor causes the engine to run rich, incomplete combustion can create black smoke, especially when accelerating. Illuminated Check Engine Light : A malfunctioning sensor may trigger a Check Engine Light and diagnostic codes, like P0118 or P0128.

Check Engine Light 52

Check Engine Light Mechanic Engineering Car 52

RepairSmith

AUGUST 22, 2024

Newer vehicles have an electric fuel pump, while older cars have a mechanical one. Note: You should check your manufacturer’s warranty coverage, as it may cover fuel pump repair or replacement services that can reduce your expenses. Fuel pressure : The fuel flow of a pump depends on your engine’s maximum pressure.

Mechanic 52

Mechanic Check Engine Light Engineering Auto Repair 52

RepairSmith

FEBRUARY 14, 2025

Theyll also perform a smoke test to check for vacuum leaks. Electrical: Theyll check for erratic electrical behavior, like malfunctioning lights, and perform battery tests (e.g., HVAC: Theyll turn on the air conditioner or heater to check for proper airflow from the vents into the cabin.

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Diagnostic Testing Car Mechanic Check Engine Light 52

RepairSmith

FEBRUARY 25, 2024

Meanwhile, in newer, fuel-injected cars, it’s often in a square or rectangular housing between the front grill and the engine. Note : An electric vehicle only has a cabin air filter and not the engine air filter. Lit check engine light : Multiple sensors can trigger the check engine light when you have a dirty air filter.

Engineering 52

Engineering Check Engine Light Mechanic Oil Change 52

RepairSmith

OCTOBER 17, 2024

A manifold absolute pressure (MAP) sensor measures the air pressure inside the engine intake manifold and shares this data with the Engine Control Module (ECM). Here’s how they’ll replace a faulty MAP sensor: The mechanic will turn off the engine and disconnect the car battery to avoid electrical issues.

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Mechanic Engineering Check Engine Light Electricity 52

RepairSmith

AUGUST 27, 2024

If it fails due to electrical issues or wear and tear, it can send too much fuel into the engine, creating a rich air-fuel mixture. If the engine runs too hot, it can damage the catalytic converter, making it difficult to convert hydrogen sulfide and cause an unpleasant smell. What Are Some Other Common Car Smells ?

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Car Check Engine Light Engineering Mechanic 52

RepairSmith

APRIL 15, 2024

Declined fuel efficiency: Any glitch in the variable valve timing system can cause increased fuel consumption and a drop in engine power. This happens when a bad VVT solenoid can’t adjust the engine’s timing for optimal air-fuel mixture. Your engine then uses more fuel than necessary. This helps prevent electrical issues.

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Check Engine Light Mechanic Engineering Car 52

RepairSmith

APRIL 26, 2024

This limits your engine RPMs and driving gear (on automatic transmission vehicles) to prevent damage to other car parts. Illuminated Check Engine Light When the ECU detects a problem with the transmission solenoid, it’ll trigger the check engine light. It can indicate several problems.

Hydraulics 52

Hydraulics Check Engine Light Mechanic Auto Repair 52

RepairSmith

SEPTEMBER 9, 2024

Pin configuration: Oil pressure switches can be categorized based on the number of pins (electrical terminals used to connect the switch) they have: 1-pin, 2-pin, and 3-pin. Part accessibility: The oil pressure switch is typically located near the oil filter or its housing in the engine block. Call AutoNation Mobile Service.

Engineering 52

Engineering Check Engine Light Mechanic Oil Change 52

RepairSmith

OCTOBER 8, 2024

Moreover, long-term neglect of a malfunctioning EGR valve can lead to carbon buildup, which can clog the engine and result in costly repairs. Unplug any electrical connections linked to the EGR valve. Reconnect all electrical components and the car battery. Locate the EGR valve (usually attached to the intake manifold).

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IT Engineering Electronics Mechanic 52

RepairSmith

JUNE 11, 2024

If you own a car with complex electrical demands, you’ve probably considered getting an advanced lead-acid battery like Absorbed Glass Mat (AGM). Note: AGM batteries aren’t compatible with electric cars that typically use a lithium battery to power the motor. Contact us to book a battery replacement.

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IT Check Engine Light Electricity Car 40

RepairSmith

AUGUST 25, 2024

A clogged DPF makes the engine work harder to push out the gasses, reducing efficiency. Electrical System Problems Electrical problems prevent the engine from receiving the power it needs to operate efficiently. Cooling System Issues The cooling system is vital for maintaining the engine’s optimal temperature.

Engineering 52

Engineering IT Mechanic Check Engine Light 52

RepairSmith

AUGUST 28, 2024

They’ll also check the wire and electrical connector for poor connections or frayed wiring. Valve test: The mechanic will also use a multimeter to check and compare the solenoid’s resistance. So, to avoid such costly repairs , consult a mechanic immediately. Contact us for an auto repair quote today.

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IT Mechanic Banking Engineering 52

RepairSmith

JUNE 11, 2024

Here’s why: Loss of power : The serpentine belt powers the alternator , keeping your battery and the electrical systems charged. Engine overheating : In some vehicles, the alternator belt drives the water pump, a part of the engine cooling system. You can easily book our expert mobile mechanic online.

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Engineering Check Engine Light Auto Repair Air Conditioning 40

RepairSmith

JANUARY 8, 2024

However, a failing belt doesn’t turn on the check engine light , so you should look out for other signs like: Battery warning light : If you have a bad serpentine belt, it won’t be able to power the alternator and charge your battery, leading to low battery power.

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Engineering Car Air Conditioning Check Engine Light 52

RepairSmith

OCTOBER 26, 2023

The check engine light is undoubtedly one of the more alarming lights on your dashboard, signaling something has gone wrong. However, understanding what the Chrysler check engine light means can help avoid costly repairs. This Article Contains: What Causes the Chrysler Check Engine Light to Turn On?

Check Engine Light 52

Check Engine Light Engineering Mechanic Vehicle 52

RepairSmith

OCTOBER 26, 2023

The check engine light is undoubtedly one of the more alarming lights on your dashboard, signaling something has gone wrong. However, understanding what the Chrysler check engine light means can help avoid costly repairs. This Article Contains: What Causes the Chrysler Check Engine Light to Turn On?

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Check Engine Light Engineering Mechanic Vehicle 52